This disclosure provides polymeric materials comprising weak crosslinking covalent bonds and/or weak crosslinking units comprising a weak covalent bond. Weak covalent bonds can be used in place of hydrogen bonds present in traditional polymeric materials (e.g., polyurethanes). Advantageously, the toughness can be controlled by varying the strength of weak covalent bonds and/or by varying the number of weak covalent crosslinks. Crosslinked materials applying the weak covalent crosslinking bonds can be used to create tough materials able to resist stress relaxation. Further, the present disclosure provides polymer chains and polymeric materials comprising inchain loops (also referred to herein as rings). The inchain loops comprise weak bonds and/or weak bridges comprising at least one weak bond. This disclosure also provides compositions comprising the polymer chains, materials comprising the polymer chains, monomer units that can react to form inchain loop-comprising polymer chains, resins comprising the monomer units, and related materials, appliances, and uses.
C09D 133/06 - Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
A61C 7/10 - Devices having means to apply outwardly directed force, e.g. expanders
B33Y 70/00 - Materials specially adapted for additive manufacturing
C08F 220/18 - Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
C09D 4/00 - Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond
2.
DIAGNOSIS OF DENTAL CONDITIONS FROM PATIENT IMAGES
Systems and methods for identifying a dental condition from a patient image are provided, including: accessing a 2D image depicting a patient's teeth; determining a segmentation mask for the 2D image, the segmentation mask including a plurality of tooth masks corresponding to a plurality of individual teeth of the patient's teeth; measuring at least one spatial parameter using the segmentation mask, where the at least one spatial parameter comprises one or more of a shape of an object feature in an intraoral cavity of the patient or a spatial relationship between two or more object features in the intraoral cavity of the patient; and identifying a dental condition for the patient's teeth based on the at least one spatial parameter.
Systems and methods for identifying a dental condition from a patient image are provided, including: accessing a 2D image depicting a patient's teeth; determining a segmentation mask for the 2D image, the segmentation mask including a plurality of tooth masks corresponding to a plurality of individual teeth of the patient's teeth; measuring at least one spatial parameter using the segmentation mask, where the at least one spatial parameter comprises one or more of a shape of an object feature in an intraoral cavity of the patient or a spatial relationship between two or more object features in the intraoral cavity of the patient; and identifying a dental condition for the patient's teeth based on the at least one spatial parameter.
A system comprises an intraoral scanner and a computing device. The computing device is configured to: receive intraoral scan data of at least a first portion of a dental site; perform object recognition on the intraoral scan data to determine an identity of a tool in the intraoral scan data; use the identity of the tool to determine a known shape of the tool; generate a three-dimensional (3D) surface of the dental site based on the received intraoral scan data; and supplement the 3D surface of the dental site with additional surface data of a second portion of the dental site that is hidden from direct viewing by the intraoral scanner, wherein the additional surface data is based at least in part on the known shape of the tool.
A method includes receiving intraoral scan data generated by an intraoral scanner, the intraoral scan data comprising one or more images of a reflective intraoral object generated during projection of light onto the reflective intraoral object by a light projector of the intraoral scanner. The method further includes identifying a virtual image of the light projector in the one or more images caused by reflection of the light off of the reflective intraoral object. The method further includes determining at least one of a position or an angle of a surface of the reflective intraoral object based at least in part on the virtual image of the light projector identified in the one or more images.
A system includes an intraoral scanner configured to generate a two-dimensional images of a dental site, each image comprising data representing a surface of the dental site. The system further includes a computing device that is configured to: receive the plurality of two-dimensional images from the intraoral scanner; process data from each two-dimensional image of the plurality of two-dimensional images using a trained machine learning model that has been trained to classify regions of dental sites, wherein, for each two-dimensional image, the trained machine learning model outputs classification data identifying at least a tooth region and a gum region in the two-dimensional image; and selectively generate a three-dimensional model of the dental site from the plurality of two-dimensional images based on the classification data, wherein the three-dimensional model excludes at least a portion of data corresponding to regions that are classified as neither the tooth region nor the gum region.
G06T 19/20 - Editing of 3D images, e.g. changing shapes or colours, aligning objects or positioning parts
G06V 10/44 - Local feature extraction by analysis of parts of the pattern, e.g. by detecting edges, contours, loops, corners, strokes or intersectionsConnectivity analysis, e.g. of connected components
G06V 10/82 - Arrangements for image or video recognition or understanding using pattern recognition or machine learning using neural networks
Described herein are methods, systems, and devices for implementing a language model-driven dental diagnostics system. In at least one embodiment, a method includes: receiving, by the diagnostics system, a plurality of data sets corresponding to a patient; receiving, by the diagnostics system, data representative of text-based guidelines; processing the plurality of data sets and the text-based guidelines by applying a language model of the diagnostics system; and generating or updating a diagnostic record of the patient from output generated from the language model.
G16H 10/60 - ICT specially adapted for the handling or processing of patient-related medical or healthcare data for patient-specific data, e.g. for electronic patient records
G16H 10/20 - ICT specially adapted for the handling or processing of patient-related medical or healthcare data for electronic clinical trials or questionnaires
G16H 15/00 - ICT specially adapted for medical reports, e.g. generation or transmission thereof
G16H 20/00 - ICT specially adapted for therapies or health-improving plans, e.g. for handling prescriptions, for steering therapy or for monitoring patient compliance
G16H 50/20 - ICT specially adapted for medical diagnosis, medical simulation or medical data miningICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for computer-aided diagnosis, e.g. based on medical expert systems
G16H 70/20 - ICT specially adapted for the handling or processing of medical references relating to practices or guidelines
8.
IMAGE CAPTURE AND QUALITY ASSESSMENT FOR DENTAL TREATMENT
A system may include one or more processors and memory comprising instructions that when executed by the one or more processors cause the system to receive a first dental image depicting a patient's teeth in a first view and crop the first dental image. The system may generate a score of overall image quality for the cropped first dental image using a trained neural network. The trained neural network may be trained using a plurality of ranked sub-sets of dental images and a loss function may be configured to preserve a relative ranking order of the ranked sub-sets of dental images. The sub-sets of dental images may be ranked based on perceived overall image quality. The system may determine that the score is below a threshold and request, based on the determination, a second dental image depicting the patient's teeth in the first view.
A61B 1/24 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor for the mouth, i.e. stomatoscopes, e.g. with tongue depressorsInstruments for opening or keeping open the mouth
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
A method for using a video model for medical three-dimensional (3D) segmentation includes dividing 3D medical image data into one or more two-dimensional (2D) images. The method includes generating a temporal sequence of the plurality of 2D images. The method includes processing the temporal sequence of the a plurality of 2D images using one or more models trained to process videos, the one or more models outputting segmentation information of anatomical structures in the plurality of 2D images. The method includes storing the segmentation information in a datastore. Methods for training the video model are also disclosed.
Methods and systems are provided for generating a treatment plan for arch expansion where a polymeric shell appliance is utilized to generate one or more activation forces that facilitate tooth movement. The polymeric shell appliances may comprise one or more tooth receiving cavities, in which each of the plurality of tooth receiving cavities is shaped and arranged to provide a counter moment of each of the plurality of teeth.
A61C 7/00 - Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
Systems and methods for identifying teeth in a patient image are provided. A system can include processor(s) and a memory operably coupled to the processor(s) and storing instructions that, when executed by the processor(s), cause the system to perform operations including accessing a 2D image including a depiction of a patient's teeth, applying a segmentation algorithm to the 2D image, and generating tooth assignments. The segmentation algorithm may be configured to identify a plurality of regions in the 2D image, each region corresponding to an estimated location of a tooth of the patient's teeth in the 2D image, and determine a tooth mask and a tooth identifier for each tooth, where the determination for each tooth is based on features of the region corresponding to the estimated location of the tooth and features of the regions corresponding to estimated locations of one or more teeth proximate to the tooth.
A method for using a video model for medical three-dimensional (3D) segmentation includes dividing 3D medical image data into one or more two-dimensional (2D) images. The method includes generating a temporal sequence of the plurality of 2D images. The method includes processing the temporal sequence of the a plurality of 2D images using one or more models trained to process videos, the one or more models outputting segmentation information of anatomical structures in the plurality of 2D images. The method includes storing the segmentation information in a datastore. Methods for training the video model are also disclosed.
A method of intraoral scanning uses patterned infrared light. The method includes projecting patterned infrared light onto a tooth, and generating one or more images of the patterned infrared light projected onto the tooth. The method further includes determining one or more internal properties of the tooth based on the one or more images. An intraoral scanning system is configured to perform the method of intraoral scanning.
A system comprises an intraoral scanner, a three-dimensional (3D) image capture device, and a computing device operatively coupled to the intraoral scanner and to the 3D image capture device. The computing device receives intraoral scan data of a dental site of a patient generated by the intraoral scanner during intraoral scanning. The computing device further receives one or more 3D images of a face of the patient generated by the 3D image capture device during the intraoral scanning, wherein the intraoral scanner is captured in the one or more 3D images. The computing device registers the one or more 3D images of the face of the patient to the first intraoral scan data based at least in part on a first position of the intraoral scanner relative to the face of the patient in the one or more 3D images.
A61C 7/00 - Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
G06T 7/33 - Determination of transform parameters for the alignment of images, i.e. image registration using feature-based methods
G06T 19/20 - Editing of 3D images, e.g. changing shapes or colours, aligning objects or positioning parts
G16H 30/20 - ICT specially adapted for the handling or processing of medical images for handling medical images, e.g. DICOM, HL7 or PACS
G16H 50/50 - ICT specially adapted for medical diagnosis, medical simulation or medical data miningICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for simulation or modelling of medical disorders
A method of performing automated defect detection of a dental appliance comprises: generating a plurality of images of a dental appliance from different viewpoints; processing the plurality of images to determine one or more defect estimations, wherein each defect estimation is associated with a confidence score; determining whether the dental appliance has one or more defects based on the one or more defect estimations; responsive to determining that the dental appliance has one or more defects, determining, from among images of the plurality of images depicting at least one defect of the one or more defects, an image associated with a highest confidence score for the at least one defect; and displaying the determined image with the at least one defect marked thereon.
01 - Chemical and biological materials for industrial, scientific and agricultural use
05 - Pharmaceutical, veterinary and sanitary products
10 - Medical apparatus and instruments
17 - Rubber and plastic; packing and insulating materials
40 - Treatment of materials; recycling, air and water treatment,
44 - Medical, veterinary, hygienic and cosmetic services; agriculture, horticulture and forestry services
Goods & Services
Unprocessed plastic materials for making dental goods, namely, dental and orthodontic models, teeth aligners, orthodontic appliances and replacement dental parts, in particular by means of 3D printing Material for stopping teeth, dental wax and modelling materials, namely, plastic materials for dental and orthodontic purposes Dental attachments and instruments for dental purposes, namely, apparatus for use in the placement of orthodontic attachments; dental apparatus, namely orthodontic appliances; orthodontic appliances and orthodontic devices for use in straightening teeth and treating malocclusions; dental attachments and instruments, namely dental apparatus used to connect, retain, and stabilize dental prostheses or to facilitate tooth movement with orthodontic appliances Semi-finished plastic materials for making dental goods, namely, dental and orthodontic models, teeth aligners, orthodontic appliances and replacement dental parts, in particular by means of 3D printing Custom manufacture of orthodontic appliances; dental technician services, namely, custom manufacturing of orthodontic appliances; custom manufacture of dental prostheses and dental bridges by dental laboratories Providing treatments for cranio-facial, medical, oral, and dental health conditions; medical and orthodontic services; orthodontic and dentistry services; dental, orthodontic, periodontic, endodontic and paedodontic services, namely, performing dental, orthodontic, periodontic, endodontic and paedodontic treatments; orthodontic services, namely, design and creation of orthodontic treatment plans for individuals; advisory services and the provision of information relating to dental and orthodontic techniques, and the use of materials and products in dentistry and orthodontics; advisory and consultancy services relating to providing cranio-facial treatment, orthodontics, endodontics, paedodontics, periodontics, and restorative dental treatments, namely, the provision of such services online via the Internet or extranets
An intraoral scanning system is configured to provide visual guidance during a scanning procedure. The intraoral scanning system comprises an intraoral scanner configured to generate scan data of an oral cavity of a patient and a processing unit. The processing unit is configured to: generate a three-dimensional model of one or more surfaces within the oral cavity based on the one or more topography scans; display in real-time on a display a representation of a current field of view of the intraoral scanner; generate visual guidance based on a spatial relationship between the one or more surfaces represented in the three-dimensional model and the current field of view of the intraoral scanner, the visual guidance indicating a suggested correction of a positioning of the current field of view of the intraoral scanner; and display the visual guidance on the display.
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
A61B 1/24 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor for the mouth, i.e. stomatoscopes, e.g. with tongue depressorsInstruments for opening or keeping open the mouth
18.
METHODS FOR ADDITIVE MANUFACTURING WITH MULTILAYERED SUBSTRATES
Methods for additive manufacturing are provided. In some embodiments, a method includes supporting a curable material on a substrate, where the substrate includes a surface configured to contact the curable material. The substrate can include a first layer forming at least part of the surface of the substrate, the first layer including a first material configured to inhibit adhesion to the curable material, and a second layer coupled to the first layer, where the second layer includes a second material having a higher elastic modulus than the first material. The method can further include applying energy through the substrate and toward the curable material to form a portion of an object via an additive manufacturing process.
B29C 64/124 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified
B29C 64/223 - Foils or films, e.g. for transferring layers of building material from one working station to another
A method includes obtaining treatment provider instructions associated with a target dental treatment. The instructions may be expressed in natural language. The method further includes providing first input including the instructions to an AI model. The method further includes obtaining output from the AI model including a first treatment protocol in association with the target dental treatment. The method further includes providing an alert to the treatment provider, the alert including the treatment protocol.
G16H 20/40 - ICT specially adapted for therapies or health-improving plans, e.g. for handling prescriptions, for steering therapy or for monitoring patient compliance relating to mechanical, radiation or invasive therapies, e.g. surgery, laser therapy, dialysis or acupuncture
20.
AUTOMATIC DETECTION AND REMOVAL OF BRACES IN THREE-DIMENSIONAL SCANS
Identifying and removing objects that appear on a three-dimensional (3D) dental scan can include procedures that use one or more neural networks. Some neural networks are trained to identify objects such as braces, orthodontic brackets, wires and the like on surfaces of a tooth. After the objects have been identified, the objects may be removed from the 3D dental scan. Other neural networks are trained to predict the shape of tooth surfaces that are beneath the identified objects. Updated 3D dental scans are generated with the objects removed and replaced with the predicted tooth surfaces.
G06T 19/00 - Manipulating 3D models or images for computer graphics
A61C 7/00 - Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
G06T 17/20 - Wire-frame description, e.g. polygonalisation or tessellation
21.
GENERATION AND UPDATE OF TREATMENT PROTOCOLS AND TREATMENT PLANS UTILIZING ARTIFICIAL INTELLIGENCE
A method includes obtaining first comments indicating changes to a dental treatment plan. The method further includes processing the first comments using one or more AI models. The one or more AI models determine one or more recommended updates to the dental treatment plan that implement the changes from the first comments. The AI models output the one or more recommended updates to the dental treatment plan. The method further includes generating an updated dental treatment plan including the one or more recommended updates, responsive to obtaining user acceptance of the one or more recommended updates.
G16H 20/00 - ICT specially adapted for therapies or health-improving plans, e.g. for handling prescriptions, for steering therapy or for monitoring patient compliance
G16H 80/00 - ICT specially adapted for facilitating communication between medical practitioners or patients, e.g. for collaborative diagnosis, therapy or health monitoring
22.
CAMERA POSE ESTIMATION AND GUIDANCE FOR PATIENT IMAGES
Systems and methods for determining camera pose for a patient image are provided. A system can include one or more processors and a memory operably coupled to the one or more processors and storing instructions that, when executed by the one or more processors, cause the system to perform operations including receiving a 2D image including a depiction of teeth of at least one jaw of a patient, identifying a set of tooth landmarks representing geometries and locations of the teeth in the 2D image, where the set of tooth landmarks may be identified by inputting the 2D image into a first machine learning model, and determining a camera pose representing an estimated spatial relationship between the imaging device and the at least one jaw, where the camera pose is determined by inputting the identified set of tooth landmarks into a second machine learning model.
Systems, methods, and devices for treating a patient's teeth are provided. In some embodiments, a series of palatal expanders for treating a patient in combination with a secondary dental appliance includes one or more palatal expanders having: a first tooth engagement portion configured to receive first teeth at a left side of an upper dental arch, where the first tooth engagement portion includes a first wire interface configured to removably couple to a first wire portion of the secondary dental appliance; a second tooth engagement portion configured to receive second teeth at a right side of the upper dental arch, where the second tooth engagement portion includes a second wire interface configured to removably couple to a second wire portion of the secondary dental appliance; and a palatal portion between the first and second tooth engagement portions, where the palatal portion is configured to expand the palate of the patient.
A61C 7/00 - Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
A61C 7/10 - Devices having means to apply outwardly directed force, e.g. expanders
A61C 7/06 - Extra-oral force transmitting means, i.e. means worn externally of the mouth and placing a member in the mouth under tension
An intraoral scanner includes one or more structured light projectors configured to project structured light comprising a light pattern, one or more non-structured light projectors configured to project non-structured light, and one or more cameras configured to capture intraoral scan data comprising one or more images of a dental object illuminated by at least one of the one or more structured light projectors or the one or more non-structured light projectors. The intraoral scanner or a computing device connected to the intraoral scanner is configured to estimate an amount of external illumination based on a) a known first intensity at which the one or more structured or non-structured light projectors projected light and b) a captured intensity in the one or images of the dental object for one or more color channels, and is further configured to perform an action based on the estimated amount of external illumination.
The present disclosure provides novel oligomers and polymerizable compositions comprising the same. Further provided herein are methods of producing polymers, polymer coatings, and devices. Also provided herein are methods of using polymer materials and polymer materials fabricated via additive manufacturing processes (e.g., via 3D printing), such as orthodontic appliances.
A method includes obtaining first comments indicating changes to a dental treatment plan. The method further includes processing the first comments using one or more AI models. The one or more AI models determine one or more recommended updates to the dental treatment plan that implement the changes from the first comments. The AI models output the one or more recommended updates to the dental treatment plan. The method further includes generating an updated dental treatment plan including the one or more recommended updates, responsive to obtaining user acceptance of the one or more recommended updates.
G16H 20/40 - ICT specially adapted for therapies or health-improving plans, e.g. for handling prescriptions, for steering therapy or for monitoring patient compliance relating to mechanical, radiation or invasive therapies, e.g. surgery, laser therapy, dialysis or acupuncture
A61C 7/00 - Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
Systems, methods, and devices for treating a patient’s teeth are provided. In some embodiments, a series of palatal expanders for treating a patient in combination with a secondary dental appliance includes one or more palatal expanders having: a first tooth engagement portion configured to receive first teeth at a left side of an upper dental arch, where the first tooth engagement portion includes a first wire interface configured to removably couple to a first wire portion of the secondary dental appliance; a second tooth engagement portion configured to receive second teeth at a right side of the upper dental arch, where the second tooth engagement portion includes a second wire interface configured to removably couple to a second wire portion of the secondary dental appliance; and a palatal portion between the first and second tooth engagement portions, where the palatal portion is configured to expand the palate of the patient.
A61C 7/10 - Devices having means to apply outwardly directed force, e.g. expanders
A61C 7/00 - Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
Fiber-reinforced additively manufactured object and associated system and method are provided herein. A method can include depositing a curable material. The method can further include applying first energy to the curable material to form an object portion on a build platform. The method can further include depositing a fiber onto or into the object portion, where the fiber is optically transparent and biocompatible. The method can further include applying second energy to the fiber to affix the fiber to the object portion.
Fiber-reinforced additively manufactured objects and associated systems and methods are provided herein. A method can include depositing a curable material. The method can further include applying first energy to the curable material to form an object portion on a build platform. The method can further include depositing a fiber onto or into the object portion, where the fiber is optically transparent and biocompatible. The method can further include applying second energy to the fiber to affix the fiber to the object portion.
B29C 64/165 - Processes of additive manufacturing using a combination of solid and fluid materials, e.g. a powder selectively bound by a liquid binder, catalyst, inhibitor or energy absorber
B29C 64/124 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified
B29C 64/277 - Arrangements for irradiation using multiple radiation means, e.g. micromirrors or multiple light-emitting diodes [LED]
A method is provided for generating and/or displaying a multimodal timelapse visualization. In some cases, the method can include identifying a plurality of records associated with a dental arch of a patient. Each record corresponds to a point in time and to an imaging modality of a plurality of imaging modalities. Based on processing of at least one record, a clinical finding is determined for the patient. A primary imaging modality is determined based at least in part on the clinical finding. At least a subset of the plurality of records is normalized. A timelapse visualization representing the normalized subset of records displayed in chronological order of the plurality of points in time is generated. The timelapse visualization is provided to a user device for presentation in a user interface of the user device.
A61B 5/00 - Measuring for diagnostic purposes Identification of persons
A61B 6/46 - Arrangements for interfacing with the operator or the patient
A61B 6/00 - Apparatus or devices for radiation diagnosisApparatus or devices for radiation diagnosis combined with radiation therapy equipment
A61B 6/51 - Apparatus or devices for radiation diagnosisApparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body partsApparatus or devices for radiation diagnosisApparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific clinical applications for dentistry
A61C 7/00 - Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
G16H 20/40 - ICT specially adapted for therapies or health-improving plans, e.g. for handling prescriptions, for steering therapy or for monitoring patient compliance relating to mechanical, radiation or invasive therapies, e.g. surgery, laser therapy, dialysis or acupuncture
G16H 30/40 - ICT specially adapted for the handling or processing of medical images for processing medical images, e.g. editing
G16H 50/20 - ICT specially adapted for medical diagnosis, medical simulation or medical data miningICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for computer-aided diagnosis, e.g. based on medical expert systems
G16H 50/50 - ICT specially adapted for medical diagnosis, medical simulation or medical data miningICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for simulation or modelling of medical disorders
A method for detecting tooth attachments and other dental auxiliaries using 2D images is provided. The method includes obtaining a 2D dentition image that includes a depiction of a patient's dentition; obtaining a 3D dentition model that includes a depiction of the patient's dentition, the 3D dentition model indicating one or more expected auxiliary components; registering the 3D dentition model to the 2D dentition image; determining whether the one or more expected auxiliary components are present in the 2D dentition image based at least in part on information from the 3D dentition model; and outputting an indication on a user interface responsive to a first expected auxiliary component of the one or more expected auxiliary components missing from the 2D dentition image.
G16H 15/00 - ICT specially adapted for medical reports, e.g. generation or transmission thereof
G16H 20/30 - ICT specially adapted for therapies or health-improving plans, e.g. for handling prescriptions, for steering therapy or for monitoring patient compliance relating to physical therapies or activities, e.g. physiotherapy, acupressure or exercising
G16H 30/20 - ICT specially adapted for the handling or processing of medical images for handling medical images, e.g. DICOM, HL7 or PACS
G16H 30/40 - ICT specially adapted for the handling or processing of medical images for processing medical images, e.g. editing
G16H 50/20 - ICT specially adapted for medical diagnosis, medical simulation or medical data miningICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for computer-aided diagnosis, e.g. based on medical expert systems
G16H 50/50 - ICT specially adapted for medical diagnosis, medical simulation or medical data miningICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for simulation or modelling of medical disorders
G16H 50/70 - ICT specially adapted for medical diagnosis, medical simulation or medical data miningICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for mining of medical data, e.g. analysing previous cases of other patients
A method is provided for generating and/or displaying a multimodal timelapse visualization. In some cases, the method can include identifying a plurality of records associated with a dental arch of a patient. Each record corresponds to a point in time and to an imaging modality of a plurality of imaging modalities. Based on processing of at least one record, a clinical finding is determined for the patient. A primary imaging modality is determined based at least in part on the clinical finding. At least a subset of the plurality of records is normalized. A timelapse visualization representing the normalized subset of records displayed in chronological order of the plurality of points in time is generated. The timelapse visualization is provided to a user device for presentation in a user interface of the user device.
A61C 7/00 - Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
A61B 1/24 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor for the mouth, i.e. stomatoscopes, e.g. with tongue depressorsInstruments for opening or keeping open the mouth
Systems, devices, and methods for additive manufacturing of objects are provided. In some embodiments, a device includes a build platform having a surface. The device can also include an overlay configured to be removably coupled to the surface of the build platform. The overlay may include a plurality of support structures extending above the surface of the build platform. Each support structure may be configured to couple to a portion of an additively manufactured object.
Systems, methods, and devices for additive manufacturing are provided. In some embodiments, a method includes: coupling a plurality of build platforms to a carrier; forming a plurality of dental appliances on the plurality of build platforms using an additive manufacturing process, where each build platform receives at least one dental appliance thereon; removing the plurality of build platforms from the carrier; performing post-processing of the plurality of dental appliances while the dental appliances remain on the respective build platforms, where the post-processing includes annealing; and separating the plurality of dental appliances from the respective build platforms.
B29C 64/171 - Processes of additive manufacturing specially adapted for manufacturing multiple 3D objects
B29C 64/124 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified
B29C 64/223 - Foils or films, e.g. for transferring layers of building material from one working station to another
Systems and methods for detecting a disease biomarker in a subject are provided. In some embodiments, a system includes: an oral device configured to be positioned within a subject's mouth; a hydrogel carried by the oral device, where the hydrogel includes a polymer and a capture moiety coupled to the polymer, and where the capture moiety is configured to bind to a disease biomarker present in the subject's mouth; and a fluorescent moiety configured to label the disease biomarker bound by the capture moiety.
A61B 5/00 - Measuring for diagnostic purposes Identification of persons
A61B 1/04 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor combined with photographic or television appliances
A61B 1/24 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor for the mouth, i.e. stomatoscopes, e.g. with tongue depressorsInstruments for opening or keeping open the mouth
A61B 10/00 - Instruments for taking body samples for diagnostic purposesOther methods or instruments for diagnosis, e.g. for vaccination diagnosis, sex determination or ovulation-period determinationThroat striking implements
G16H 50/20 - ICT specially adapted for medical diagnosis, medical simulation or medical data miningICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for computer-aided diagnosis, e.g. based on medical expert systems
A method includes obtaining treatment provider instructions associated with a target dental treatment. The instructions may be expressed in natural language. The method further includes providing first input including the instructions to an AI model. The method further includes obtaining output from the AI model including a first treatment protocol in association with the target dental treatment. The method further includes providing an alert to the treatment provider, the alert including the treatment protocol.
G16H 15/00 - ICT specially adapted for medical reports, e.g. generation or transmission thereof
A61C 7/00 - Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
37.
GENERATION OF INSTRUCTIONS FOR TREATMENT PLANNING USING LANGUAGE MODELS
A method includes obtaining treatment provider instructions expressed in natural language. The treatment provider instructions are associated with treatment of a dental patient. The method further includes providing the treatment provider instructions and a prompt including rules for a domain-specific format for dental treatment plans to a trained AI model. The method further includes obtaining, as output from the AI model, machine-readable instructions related to the treatment provider instructions structured according to the domain-specific format. The method further includes causing a treatment planning algorithm to be adjusted based on the machine-readable instructions.
G16H 50/20 - ICT specially adapted for medical diagnosis, medical simulation or medical data miningICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for computer-aided diagnosis, e.g. based on medical expert systems
A61C 7/00 - Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
An intraoral scanning system comprises an intraoral scanner configured to generate intraoral scans and two-dimensional (2D) images of a dental site, wherein the intraoral scanner is configured to generate the 2D images at a first frame rate and a device. The device comprises a wireless module configured to wirelessly connect to the intraoral scanner and a processing device. The processing device is to receive the intraoral scans and the 2D images from the intraoral scanner; store the intraoral scans in a data storage of the device; and output a subset of the 2D images to a display according to a second frame rate that is lower than the first frame rate.
A61B 1/24 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor for the mouth, i.e. stomatoscopes, e.g. with tongue depressorsInstruments for opening or keeping open the mouth
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
An intraoral scanner comprises a body, a probe at one end of the body, a wireless communication module disposed within the body, one or more optical sensors to receive light that enters a scanner head of the probe and generate intraoral scan data based on the light, a replaceable battery disposed within the body, a backup power source disposed within the body, and a controller disposed within the body. The controller is to: detect removal of the replaceable battery from the body, transition the intraoral scanner into a low power mode, initiate a timer responsive to removal of the replaceable battery from the body, wherein the timer indicates an amount of time remaining before the backup power source is exhausted, and output an indication based on a state of the timer.
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
A61B 1/24 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor for the mouth, i.e. stomatoscopes, e.g. with tongue depressorsInstruments for opening or keeping open the mouth
Systems and methods for detecting a disease biomarker in a subject are provided. In some embodiments, a system includes: an oral device configured to be positioned within a subject's mouth; a hydrogel carried by the oral device, where the hydrogel includes a polymer and a capture moiety coupled to the polymer, and where the capture moiety is configured to bind to a disease biomarker present in the subject's mouth; and a fluorescent moiety configured to label the disease biomarker bound by the capture moiety.
A61B 5/1459 - Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value using optical sensors, e.g. spectral photometrical oximeters invasive, e.g. introduced into the body by a catheter
A61B 5/00 - Measuring for diagnostic purposes Identification of persons
Systems and methods for detecting a disease biomarker in a subject are provided. In some embodiments, a system includes an oral device configured to be positioned within a subject's mouth, and a hydrogel carried by the oral device, the hydrogel including a polymer and a fluorescent moiety. When the oral device is positioned within the subject's mouth, the hydrogel can be configured to release the fluorescent moiety into the subject's mouth, and the fluorescent moiety can be configured to label a disease biomarker present in the subject's mouth.
A61B 5/1459 - Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value using optical sensors, e.g. spectral photometrical oximeters invasive, e.g. introduced into the body by a catheter
A61B 5/00 - Measuring for diagnostic purposes Identification of persons
A method is provided for generating and/or displaying a dynamic tooth chart In some cases, the method can include receiving dataset(s) associated with a patient. Each dataset comprises data corresponding to an imaging modality of a plurality of imaging modalities and provides information on a dentition of the patient. The datasets are processed to generate, for each dataset, one or more tooth portions. Each tooth portion comprises an image of one or more teeth of the patient. The one or more tooth portions are arranged into a dental chart. A visualization of the dental chart of the patient is generated and provided to a user device for presentation in a user interface. In some cases, a method can include determining one or more chart annotations can by performing a shape analysis, a teeth arrangement analysis, and/or a material analysis on 3D dental model(s) and/or 2D images of the patient's jaw.
A61B 5/00 - Measuring for diagnostic purposes Identification of persons
A61C 7/00 - Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
G16H 30/40 - ICT specially adapted for the handling or processing of medical images for processing medical images, e.g. editing
G16H 50/20 - ICT specially adapted for medical diagnosis, medical simulation or medical data miningICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for computer-aided diagnosis, e.g. based on medical expert systems
G16H 50/50 - ICT specially adapted for medical diagnosis, medical simulation or medical data miningICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for simulation or modelling of medical disorders
43.
GENERATION OF INSTRUCTIONS INCLUDING MACHINE-READABLE TOOTH INDEXING FOR TREATMENT PLANNING
A method includes obtaining natural language instructions for treating dentition of a patient. The natural language instructions include a reference to a set of ordered teeth according to an indexing scheme for teeth and/or inter-tooth intervals. The method further includes providing the natural language instructions and an accompanying prompt as input to an artificial intelligence (AI) model. The prompt includes a description of the indexing scheme. The method further includes obtaining machine-readable instructions for treating the dentition of the patient from the AI model. The machine-readable instructions include instructions for the set of ordered teeth. The machine-readable instructions include a second reference to the set of ordered teeth according to a first machine-readable indexing scheme.
G16H 70/20 - ICT specially adapted for the handling or processing of medical references relating to practices or guidelines
A61C 7/00 - Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
G16H 10/60 - ICT specially adapted for the handling or processing of patient-related medical or healthcare data for patient-specific data, e.g. for electronic patient records
G16H 20/40 - ICT specially adapted for therapies or health-improving plans, e.g. for handling prescriptions, for steering therapy or for monitoring patient compliance relating to mechanical, radiation or invasive therapies, e.g. surgery, laser therapy, dialysis or acupuncture
G16H 40/67 - ICT specially adapted for the management or administration of healthcare resources or facilitiesICT specially adapted for the management or operation of medical equipment or devices for the operation of medical equipment or devices for remote operation
44.
USER INTERFACE FOR GENERATION OF INSTRUCTIONS FOR TREATMENT PLANNING
A method includes providing a first set of options related to treatment preferences for a first dental condition. The method further includes obtaining a first selection of one of the first set of options. The method further includes providing the first selection to a model to generate machine-readable code for dental treatment. The machine-readable code is in a domain-specific language for dental treatment. The machine-readable code constitutes a clinical protocol for generated dental treatment plans. The method further include obtaining form the model the machine-readable code.
A61C 7/00 - Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
G06F 3/0482 - Interaction with lists of selectable items, e.g. menus
G06F 3/0484 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
G16H 20/40 - ICT specially adapted for therapies or health-improving plans, e.g. for handling prescriptions, for steering therapy or for monitoring patient compliance relating to mechanical, radiation or invasive therapies, e.g. surgery, laser therapy, dialysis or acupuncture
45.
ARTIFICIAL INTELLIGENCE ASSISTANT FOR THE GENERATION OF INSTRUCTIONS FOR TREATMENT PLANNING
A method includes providing a chat interface associated with a treatment protocol or a treatment plan for a dental treatment. The method further includes obtaining first natural language comments associated with an update to one of the treatment protocol of the treatment plan. The method further includes converting the first natural language comments into one or more proposed structured, valid protocol changes for the treatment protocol of the treatment plan. The method further includes generating a preview and a human-readable explanation of the one or more proposed structured, valid protocol changes. The method further includes outputting the preview and the human-readable explanations of the one or more proposed structured, valid protocol changes. The method further includes updating the treatment protocol or the treatment plan responsive to receiving confirmation to implement the one or more proposed changes.
G16H 20/40 - ICT specially adapted for therapies or health-improving plans, e.g. for handling prescriptions, for steering therapy or for monitoring patient compliance relating to mechanical, radiation or invasive therapies, e.g. surgery, laser therapy, dialysis or acupuncture
G06F 40/40 - Processing or translation of natural language
G16H 80/00 - ICT specially adapted for facilitating communication between medical practitioners or patients, e.g. for collaborative diagnosis, therapy or health monitoring
Provided herein are methods and apparatuses for analyzing a patient's dental arches in order to generate a treatment plan for the dentition. In particular described herein are methods and apparatuses for analyzing a patient's dental arches when the patient is missing one or more teeth. Methods and apparatuses are provided to properly number the teeth of a patient's arches after a dental scan, including automatically detect missing teeth after a dental scan and estimating the dimensions of the missing teeth. Methods and apparatuses are provided to perform an analysis of the patient's arches that uses the estimated dimensions of the missing teeth. Methods and apparatuses for designing and manufacturing the aligner are also provided.
A61C 7/00 - Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
A method is provided for generating and/or displaying a dynamic tooth chart. In some cases, the method can include receiving dataset(s) associated with a patient. Each dataset comprises data corresponding to an imaging modality of a plurality of imaging modalities and provides information on a dentition of the patient. The datasets are processed to generate, for each dataset, one or more tooth portions. Each tooth portion comprises an image of one or more teeth of the patient. The one or more tooth portions are arranged into a dental chart. A visualization of the dental chart of the patient is generated and provided to a user device for presentation in a user interface. In some cases, a method can include determining one or more chart annotations can by performing a shape analysis, a teeth arrangement analysis, and/or a material analysis on 3D dental model(s) and/or 2D images of the patient's jaw.
G16H 50/20 - ICT specially adapted for medical diagnosis, medical simulation or medical data miningICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for computer-aided diagnosis, e.g. based on medical expert systems
48.
INTRAORAL SCANNER AND SMART TOOTHBRUSH FOR ORAL HEALTH
A method for using intraoral scan data to guide patient toothbrushing may include receiving brushing guidance and a 3D model of a patient's dentition, activating the toothbrush to start a tooth brushing activity, determining, during toothbrushing activity, a location of the toothbrush with respect to the patient's dentition based on data from sensors on the toothbrush and the 3D model, correlating the toothbrush location with the brushing guidance, and adjusting an operation of the toothbrush based on the correlation of the toothbrush location with the brushing guidance.
A61B 1/24 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor for the mouth, i.e. stomatoscopes, e.g. with tongue depressorsInstruments for opening or keeping open the mouth
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
A61B 1/05 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor combined with photographic or television appliances characterised by the image sensor, e.g. camera, being in the distal end portion
A61B 5/00 - Measuring for diagnostic purposes Identification of persons
A61B 5/06 - Devices, other than using radiation, for detecting or locating foreign bodies
A61C 17/22 - Power-driven cleaning or polishing devices with brushes, cushions, cups or the like
A61C 17/32 - Power-driven cleaning or polishing devices with brushes, cushions, cups or the like reciprocating or oscillating
A system is configured to manufacture multiple aligners simultaneously. The system includes a plate configured to secure first and second molds that are based on first and second digital models associated with a dental arch of a patient corresponding to first and second stages of an orthodontic treatment. The system further includes a heater configured to heat a sheet of plastic to generate a heated sheet and a mask configured to surround the sheet of plastic during heating of the sheet of plastic to minimize heat transfer to other sheets of plastic and to substantially provide a thermal seal between the heater and the sheet of plastic. The system further includes a thermoforming chamber configured to simultaneously thermoform the heated sheet over the first and second molds to form first and second aligners shaped to fit the dental arch at the first and second stages of the orthodontic treatment.
B29C 51/00 - Shaping by thermoforming, e.g. shaping sheets in matched moulds or by deep-drawingApparatus therefor
B29C 51/08 - Deep-drawing or matched-mould forming, i.e. using mechanical means only
B29C 51/14 - Shaping by thermoforming, e.g. shaping sheets in matched moulds or by deep-drawingApparatus therefor using multilayered preforms or sheets
The present disclosure provides novel oligomers and polymerizable compositions comprising the same. Further provided herein are methods of producing polymers, polymer coatings, and devices. Also provided herein are methods of using polymer materials and polymer materials fabricated via additive manufacturing processes (e.g., via 3D printing), such as orthodontic appliances.
A61C 7/00 - Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
C08L 51/08 - Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bondsCompositions of derivatives of such polymers grafted on to macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
C08G 63/47 - Polyesters chemically modified by esterification by unsaturated monocarboxylic acids or unsaturated monohydric alcohols or reactive derivatives thereof
C08G 63/685 - Polyesters containing atoms other than carbon, hydrogen, and oxygen containing nitrogen
C08G 63/91 - Polymers modified by chemical after-treatment
51.
SYSTEMS AND METHODS FOR TEETH WHITENING SIMULATION
Methods and systems for simulating dental whitening. A three-dimensional (3D) model of a dentition may be sent to a treatment planning system. A whitened 3D model of the dentition may be received from the treatment planning system. The whitened 3D model may be generated by: converting color values of the 3D model from a first color space to a second color space, wherein the second color space includes one or more color components and one or more lightness components; and generating the whitened 3D model by adjusting a lightness value of one or more portions of the 3D model. The whitened 3D model may be displayed.
05 - Pharmaceutical, veterinary and sanitary products
10 - Medical apparatus and instruments
40 - Treatment of materials; recycling, air and water treatment,
Goods & Services
Thermoplastic materials for fabricating orthodontic aligners and retainers; dental restorative materials; plastic materials used in the treatment of malocclusion and tooth movement Dental apparatus, namely, orthodontic appliances; dental attachments in the nature of devices for connecting one or more teeth, tooth roots or implants to a dental prostheses, orthdontic appliance, retainer, or pontic, and prosthetic instruments for dental purposes; prosthetic instruments for dental and orthodontic purposes; orthodontic appliances and orthodontic braces for use in straightening teeth and treating malocclusions; component and replacement parts for all the aforesaid goods; plastic orthodontic appliances used in treatment of malocclusion and tooth movement. Custom manufacture of orthodontic appliances; dental technician services, namely, custom manufacturing of orthodontic appliances; custom manufacture of dental prostheses and dental bridges by dental laboratories.
A system comprising an intraoral scanner configured to generate scan data of a dental arch of a patient, and a computing device operatively coupled to the intraoral scanner, the computing device to provide oral health prognosis. In some cases, the computing device can receive the scan data. The computing device can provide the scan data as input to an artificial intelligence (AI) model trained to output a value indicating a predicted dental condition. The computing device can provide, to a user device, an indication of the predicted dental condition based on the output provided by the AI model.
A61C 7/00 - Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
A61B 1/24 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor for the mouth, i.e. stomatoscopes, e.g. with tongue depressorsInstruments for opening or keeping open the mouth
G16H 50/20 - ICT specially adapted for medical diagnosis, medical simulation or medical data miningICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for computer-aided diagnosis, e.g. based on medical expert systems
54.
METHODS FOR ADDITIVE MANUFACTURING WITH FIXED SUBSTRATES
Systems, devices, and methods for additive manufacturing of objects are provided. In some embodiments, a method includes applying a precursor material to a flexible substrate. The method can further include moving a carriage laterally along the flexible substrate, such that the carriage vertically displaces an active region of the flexible substrate downward and away from a remaining region of the flexible substrate and toward a build platform. The method can further include outputting energy toward the precursor material at the active region of the flexible substrate to form a portion of an object on the build platform, where the energy is directed down toward the active region.
B29C 64/223 - Foils or films, e.g. for transferring layers of building material from one working station to another
B29C 64/124 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified
B29C 64/147 - Processes of additive manufacturing using only solid materials using sheet material, e.g. laminated object manufacturing [LOM] or laminating sheet material precut to local cross sections of the 3D object
The present disclosure provides methods for recovering reactive diluent components from 3D printed crosslinked polymeric materials. The reactive diluent components can be recovered either as hydroxyl-containing compounds cleaved from pendant ester groups attached to the polymer backbone, or as (meth)acrylate monomers by cleavage of the polymer backbone itself. The recovered hydroxyl-containing compounds and (meth)acrylate monomers can be reused for the fabrication of new medical devices by 3D printing.
Methods and systems for designing and fabricating an additively manufactured object with dynamic printing resolutions are provided. In some embodiments, a method includes receiving a digital representation of a dental appliance, where the dental appliance includes a plurality of appliance portions. The method can also include determining a first printing resolution for a first appliance portion of the plurality of appliance portions. The method can also include determining a second printing resolution for a second appliance portion of the plurality of appliance portions, where the second printing resolution is lower than the first printing resolution. The method can further include generating instructions for fabricating the dental appliance via an additive manufacturing process.
Systems and methods for additive manufacturing are provided. In some embodiments, a method includes depositing a curable material (208, 308, 504, 706) on a carrier film (210, 306, 506, 708), applying energy (232, 312) to the curable material on the carrier film to form a portion of an object (202, 314), separating the portion of the object from remaining curable material on the carrier film, obtaining image data depicting a recess formed in the remaining curable material by the separation of the portion of the object, and determining a geometry of the portion of the object based on the image data.
B29C 64/124 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified
A61C 7/00 - Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
B29C 64/223 - Foils or films, e.g. for transferring layers of building material from one working station to another
B29C 64/386 - Data acquisition or data processing for additive manufacturing
B29C 64/393 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
Methods and systems for designing and fabricating an additively manufactured object with dynamic printing resolutions are provided. In some embodiments, a method includes receiving a digital representation of a dental appliance, where the dental appliance includes a plurality of appliance portions. The method can also include determining a first printing resolution for a first appliance portion of the plurality of appliance portions. The method can also include determining a second printing resolution for a second appliance portion of the plurality of appliance portions, where the second printing resolution is lower than the first printing resolution. The method can further include generating instructions for fabricating the dental appliance via an additive manufacturing process.
B22F 10/38 - Process control to achieve specific product aspects, e.g. surface smoothness, density, porosity or hollow structures
A61C 7/00 - Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
09 - Scientific and electric apparatus and instruments
41 - Education, entertainment, sporting and cultural services
42 - Scientific, technological and industrial services, research and design
Goods & Services
Downloadable virtual goods, namely, articles of clothing, headwear, tokens, dental and orthodontic related products for use in online virtual worlds; downloadable virtual goods in the nature of image files of clothing accessories, namely, shirts, headwear, tokens, dental, and orthodontic related products for use in online virtual worlds; downloadable virtual goods in the nature of image files of roleplay game accessories, namely, articles of clothing, headwear, tokens, dental and orthodontic related products for use in online virtual worlds Entertainment services, namely, providing online, non-downloadable virtual articles of clothing, headwear, tokens, dental, and orthodontic related products for use in virtual environments created for entertainment purposes Non-downloadable virtual goods, namely, articles of clothing, headwear, tokens, dental and orthodontic related products for use in online virtual worlds; non-downloadable virtual goods in the nature of image files of clothing accessories, namely, shirts, headwear, tokens, dental, and orthodontic related products for use in online virtual worlds; non-downloadable virtual goods in the nature of image files of roleplay game accessories, namely, articles of clothing, headwear, tokens, dental and orthodontic related products for use in online virtual worlds
09 - Scientific and electric apparatus and instruments
41 - Education, entertainment, sporting and cultural services
42 - Scientific, technological and industrial services, research and design
Goods & Services
Downloadable virtual goods, namely, articles of clothing, headwear, tokens, dental and orthodontic related products for use in online virtual worlds; downloadable virtual goods in the nature of image files of clothing accessories, namely, shirts, headwear, tokens, dental, and orthodontic related products for use in online virtual worlds; downloadable virtual goods in the nature of image files of roleplay game accessories, namely, articles of clothing, headwear, tokens, dental and orthodontic related products for use in online virtual worlds Entertainment services, namely, providing online, non-downloadable virtual articles of clothing, headwear, tokens, dental, and orthodontic related products for use in virtual environments created for entertainment purposes Non-downloadable virtual goods, namely, articles of clothing, headwear, tokens, dental and orthodontic related products for use in online virtual worlds; non-downloadable virtual goods in the nature of image files of clothing accessories, namely, shirts, headwear, tokens, dental, and orthodontic related products for use in online virtual worlds; non-downloadable virtual goods in the nature of image files of roleplay game accessories, namely, articles of clothing, headwear, tokens, dental and orthodontic related products for use in online virtual worlds
09 - Scientific and electric apparatus and instruments
41 - Education, entertainment, sporting and cultural services
42 - Scientific, technological and industrial services, research and design
Goods & Services
Downloadable virtual goods, namely, articles of clothing, headwear, tokens, dental and orthodontic related products for use in online virtual worlds; downloadable virtual goods in the nature of image files of clothing accessories, namely, shirts, headwear, tokens, dental, and orthodontic related products for use in online virtual worlds; downloadable virtual goods in the nature of image files of roleplay game accessories, namely, articles of clothing, headwear, tokens, dental and orthodontic related products for use in online virtual worlds Entertainment services, namely, providing online, non-downloadable virtual articles of clothing, headwear, tokens, dental, and orthodontic related products for use in virtual environments created for entertainment purposes Non-downloadable virtual goods, namely, articles of clothing, headwear, tokens, dental and orthodontic related products for use in online virtual worlds; non-downloadable virtual goods in the nature of image files of clothing accessories, namely, shirts, headwear, tokens, dental, and orthodontic related products for use in online virtual worlds; non-downloadable virtual goods in the nature of image files of roleplay game accessories, namely, articles of clothing, headwear, tokens, dental and orthodontic related products for use in online virtual worlds
Systems and methods for rapidly and reliably determining an arch width of a patient's dental arch. A three-dimensional (3D) model of a patient's teeth, including a target tooth, can be received. Dental features from the 3D model may be extracted. The dental features may include a point of intersection between an occlusal surface of a tooth and a long axis of the tooth. An arch width between the target tooth and an opposing tooth may be determined based on the extracted dental features.
A61C 7/00 - Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
A61B 5/107 - Measuring physical dimensions, e.g. size of the entire body or parts thereof
An orthodontic treatment system may include a plurality of sets of polymeric orthodontic appliances. Each of the orthodontic appliances including a plurality of tooth receiving cavities formed in the appliance shaped to move teeth of a patient from a first arrangement towards a second arrangement. Each of the sets of polymeric appliances may be for a stage of orthodontic treatment. The system may include a first occlusal block on a first appliance of a first set of the plurality of sets. The first appliance may be configured for use on a first arch of the patient and the first occlusal block may include a first surface having a first shape that matches an occlusal surface of the arch on which the appliance is configured to be placed.
A61C 7/00 - Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
B33Y 80/00 - Products made by additive manufacturing
64.
SYSTEMS AND METHODS FOR MONITORING AND CORRECTION OF ADDITIVE MANUFACTURING PROCESSES
Systems and methods for additive manufacturing are provided. In some embodiments, a method includes depositing a curable material on a carrier film, applying energy to the curable material on the carrier film to form a portion of an object, separating the portion of the object from remaining curable material on the carrier film, obtaining image data depicting a recess formed in the remaining curable material by the separation of the portion of the object, and determining a geometry of the portion of the object based on the image data.
A mold is for thermoforming a dental appliance. The mold includes a first section of the mold and a second section of the mold. The second section includes a feature having a complex shape, an undercut, or a bite edge. The mold further includes a weakened region that joins the first section to the second section. The weakened region is at least one of breakable, deflectable, or deformable in response to a first threshold force to enable the first section and the second section to be removed from the dental appliance after a shell is formed over the mold to form the dental appliance. The first threshold force is less than a second threshold force that would damage or permanently deform the dental appliance.
A61C 7/00 - Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
B29C 33/38 - Moulds or coresDetails thereof or accessories therefor characterised by the material or the manufacturing process
B29C 33/44 - Moulds or coresDetails thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
B29C 33/50 - Moulds or coresDetails thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling elastic
A system comprises a scanner and a computing device. The scanner comprises structured light projectors configured to project first structured light at a first time and second structured light at a second time, one or more non-structured light projectors to project non-structured light at the second time, and one or more cameras to capture first image data of the first structured light and second image data of the second structured light and the non-structured light. The computing device is configured to generate a 3D surface based on the first image data, separate a structured light portion of the second image data from a non-structured light portion of the second image data, determine a position and orientation of the non-structured light portion relative to the 3D surface based on the structured light portion, and augment the 3D surface using the non-structured light portion of the second image data.
A method for designing dental appliances may include receiving a 3D model of a patient's oral cavity and determining a target arrangement of teeth of the patient from the 3D model. A treatment plan for moving teeth of a patient from an initial position towards and final position over a plurality of stages may be generated. For a stage of the plurality of stages, the method may include identifying which of the teeth of the patient are stationary for the stage of the treatment plan, modifying movement of the stationary teeth for the stage of the treatment plan, and revising the treatment plan using a modified movement of the stationary teeth for the stage of the plurality of stages to generate a revised treatment plan.
A61C 7/00 - Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
A61C 13/34 - Making or working of models, e.g. preliminary castings, trial denturesDowel pins
G16H 20/40 - ICT specially adapted for therapies or health-improving plans, e.g. for handling prescriptions, for steering therapy or for monitoring patient compliance relating to mechanical, radiation or invasive therapies, e.g. surgery, laser therapy, dialysis or acupuncture
68.
MULTI-FUNCTIONAL POLYMERIZABLE COMPOUNDS AND METHODS OF PRODUCING AND USING THE SAME
The present disclosure provides synthesizing multi-functional polymerizable compounds and methods for the synthesizing the same. The methods include reacting a compound of Formula (Ia) with an epoxide of Formula (Ib) with quantitative conversion, requiring only an aqueous work-up for purification. Further provided herein are methods of producing polymerizable composition, methods of forming an article by additive manufacturing processes (e.g., via 3D printing), such as orthodontic appliances with increased stain resistance.
A61C 7/00 - Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
B29C 64/124 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified
B29C 64/188 - Processes of additive manufacturing involving additional operations performed on the added layers, e.g. smoothing, grinding or thickness control
B33Y 30/00 - Apparatus for additive manufacturingDetails thereof or accessories therefor
B33Y 40/20 - Post-treatment, e.g. curing, coating or polishing
C07C 67/26 - Preparation of carboxylic acid esters by reacting carboxylic acids or derivatives thereof with a carbon-to-oxygen ether bond, e.g. acetal, tetrahydrofuran with an oxirane ring
C08F 2/50 - Polymerisation initiated by wave energy or particle radiation by ultraviolet or visible light with sensitising agents
Systems and methods for minimally invasive ortho-restorative treatment planning. One or more clinical and/or aesthetic aspects of an ortho-restorative treatment plan may be optimized. In some examples, the ortho-restorative treatment plan is optimized to minimize a tooth mass loss associated with adding or implementing a restorative feature in the ortho-restorative treatment plan. Examples of restorative features may include crowns, veneers, fillings, inlays, onlays, edge bonding, composites, implants, bridges and prosthetics. The methods may include computer modeling techniques. For example, a position of a digital restorative feature model may be optimized with respect to a digital tooth model of a patient's teeth to minimized tooth mass loss in the patient's teeth.
G16H 20/40 - ICT specially adapted for therapies or health-improving plans, e.g. for handling prescriptions, for steering therapy or for monitoring patient compliance relating to mechanical, radiation or invasive therapies, e.g. surgery, laser therapy, dialysis or acupuncture
G16H 50/50 - ICT specially adapted for medical diagnosis, medical simulation or medical data miningICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for simulation or modelling of medical disorders
G16H 30/00 - ICT specially adapted for the handling or processing of medical images
A61B 34/10 - Computer-aided planning, simulation or modelling of surgical operations
A61C 7/00 - Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
Methods for the production of syringol from biomass are provided. Reactive diluents derived from syringol and their use in 3D printing are also provided.
Devices and methods for treating an intraoral cavity of a patient are provided. In some embodiments, a device includes a tissue scaffold configured to promote growth of oral tissue at a treatment site in the intraoral cavity of the patient, and a positioner. The positioner can include one or more cavities configured to receive one or more teeth of the patient, and an alignment element configured to temporarily couple to the tissue scaffold such that when the positioner is placed on the patient's teeth, the alignment element locates the tissue scaffold at the treatment site.
Compositions, devices, and methods for fabricating attachments are provided. In some embodiments, a dental appliance includes a shell having a plurality of cavities configured to receive a patient's teeth; a receptacle formed in the shell, where the receptacle is configured to receive a curable compound for forming an attachment on a tooth of the patient; and a barrier material on a surface of the receptacle, where the barrier material is a liquid. The shell and the receptacle can include a plurality of additively manufactured layers. The barrier material can be configured to inhibit adhesion of the curable compound to the surface of the receptacle during application of curing energy to the curable compound.
B29C 64/124 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified
Surgical guides (e.g., adjustable splints) that may be used for a temporal expansion and contraction of the palate during and/or after surgical operation on a palatal suture may include first and second tooth-engaging regions and an expandable palatal region including a linkage to allow controlled expansion/contraction of the palatal region. These apparatuses may be configured to allow measurement or estimation of the mobility of the palate (e.g., maxillary segments) and/or locking of the palate in a desired target width.
Systems and methods for minimally invasive ortho-restorative treatment planning. One or more clinical and/or aesthetic aspects of an ortho-restorative treatment plan may be optimized. In some examples, the ortho-restorative treatment plan is optimized to minimize a tooth mass loss associated with adding or implementing a restorative feature in the ortho-restorative treatment plan. Examples of restorative features may include crowns, veneers, fillings, inlays, onlays, edge bonding, composites, implants, bridges and prosthetics. The methods may include computer modeling techniques. For example, a position of a digital restorative feature model may be optimized with respect to a digital tooth model of a patient's teeth to minimized tooth mass loss in the patient's teeth.
A61C 7/00 - Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
40 - Treatment of materials; recycling, air and water treatment,
42 - Scientific, technological and industrial services, research and design
44 - Medical, veterinary, hygienic and cosmetic services; agriculture, horticulture and forestry services
Goods & Services
(1) Custom manufacture of orthodontic appliances; dental laboratory and technician services
(2) Application service provider (ASP) featuring software for use in providing cranio-facial, medical, oral, and dental health treatment services; providing temporary use of on-line non-downloadable software for providing cranio-facial, medical, oral, and dental health treatment services; non-downloadable computer-aided modeling software used in dentistry and orthodontics to create three-dimensional computer representations of patient dentition, dental model images for dental impressions and study casts; on-line non-downloadable software used for diagnosing and treating cranio-facial, medical, oral, and dental health conditions; on-line non-downloadable software used for diagnosing and treating cranio-facial, medical and dental health conditions
(3) Providing treatments for cranio-facial, medical, oral, and dental health conditions; medical and orthodontic services; orthodontic and dentistry services; dental, orthodontic, periodontic, endodontic and paedodontic services, namely, performing dental, orthodontic, periodontic, endodontic and paedodontic treatments; design and creation of orthodontic treatment plans for individuals; advisory services and the provision of information relating to dental and orthodontic techniques, materials and products; advisory and consultancy services relating to providing cranio-facial treatment, orthodontics, endodontics, paedodontics, periodontics, and restorative dental treatments, including the provision of such services online via the Internet or extranets
40 - Treatment of materials; recycling, air and water treatment,
42 - Scientific, technological and industrial services, research and design
44 - Medical, veterinary, hygienic and cosmetic services; agriculture, horticulture and forestry services
Goods & Services
Custom manufacture of orthodontic appliances; dental laboratory and technician services. Application service provider (ASP) featuring software for use in providing cranio-facial, medical, oral, and dental health treatment services; providing temporary use of on-line non-downloadable software for providing cranio-facial, medical, oral, and dental health treatment services; non-downloadable computer-aided modeling software used in dentistry and orthodontics to create three-dimensional computer representations of patient dentition, dental model images for dental impressions and study casts; on-line non-downloadable software used for diagnosing and treating cranio-facial, medical, oral, and dental health conditions; on-line non-downloadable software used for diagnosing and treating cranio-facial, medical and dental health conditions. Providing treatments for cranio-facial, medical, oral, and dental health conditions; medical and orthodontic services; orthodontic and dentistry services; dental, orthodontic, periodontic, endodontic and paedodontic services, namely, performing dental, orthodontic, periodontic, endodontic and paedodontic treatments; design and creation of orthodontic treatment plans for individuals; advisory services and the provision of information relating to dental and orthodontic techniques, materials and products; advisory and consultancy services relating to providing cranio-facial treatment, orthodontics, endodontics, paedodontics, periodontics, and restorative dental treatments, including the provision of such services online via the Internet or extranets.
77.
MULTI-VALENT POLYMERIZABLE COMPOSITIONS AND METHODS OF PRODUCING AND USING THE SAME
The present disclosure provides photo-polymerizable components, photo-curable resins comprising one or more of such monomers, as well as polymeric materials formed from the photo-curable resins. Further provided herein are methods of producing the compositions and using the same for the fabrication of medical devices, such as orthodontic appliances.
A method is of designing a virtual three-dimensional (3D) model of a mold for a dental appliance. The method includes determining an identifier to be associated with the mold. The mold includes a dental arch portion associated with teeth of a user. The dental arch portion includes a first distal portion, a second distal portion, and an incisor portion disposed between the first distal portion and the second distal portion. The method further includes determining, based on the identifier, a label to be formed in a label portion of a beam of the mold. The method further includes determining a placement of the beam. The beam extends from the first distal portion to the second distal portion in the virtual 3D model of the mold.
Described herein are method and apparatuses for enhancing the display and analysis intraoral scan data, including but not limited to near-infrared scan data. These methods and apparatuses described herein may be used to select a subset of images (e.g., 2D images) from an intraoral scan efficiently and accurately by determining which scans are most likely to include information of relevance including information about one or more defects or flaws in the patient's dentition. These methods and apparatuses may also display the selected subset of the associated 2D images in a determined sequence.
Described herein are method and apparatuses for enhancing the display and analysis intraoral scan data, including but not limited to near-infrared scan data. Thes methods and apparatuses described herein may be used to select a subset of images (e.g., 2D images) from an intraoral scan efficiently and accurately by determining which scans are most likely to include information of relevance including information about one or more defects or flaws in the patient's dentition. These methods and apparatuses may also display the selected subset of the associated 2D images in a determined sequence.
A61B 1/24 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor for the mouth, i.e. stomatoscopes, e.g. with tongue depressorsInstruments for opening or keeping open the mouth
A61B 5/00 - Measuring for diagnostic purposes Identification of persons
G06V 10/25 - Determination of region of interest [ROI] or a volume of interest [VOI]
G06V 10/26 - Segmentation of patterns in the image fieldCutting or merging of image elements to establish the pattern region, e.g. clustering-based techniquesDetection of occlusion
G06V 10/764 - Arrangements for image or video recognition or understanding using pattern recognition or machine learning using classification, e.g. of video objects
G06V 10/82 - Arrangements for image or video recognition or understanding using pattern recognition or machine learning using neural networks
81.
MONOMERS AND CURABLE COMPOSITIONS FOR CRYSTALLINITY CONTROL IN POLYMERIC MATERIALS FOR 3D-PRINTED DENTAL DEVICES
The present disclosure provides monomers and curable compositions comprising such monomers for preparing polymeric materials with controlled crystallinity. Orthodontic appliances made from these polymeric materials are also provided.
Systems and methods for evaluating a patient's intraoral health are provided. In some embodiments, a method includes receiving scan data of a patient's intraoral cavity; receiving additional data for the patient, the additional data being different from the scan data; determining a first prediction of a condition of the intraoral cavity based on the scan data; determining a second prediction of a condition of the intraoral cavity based on the additional data; generating a predicted condition for the intraoral cavity based on a combination of the first and second predictions; and outputting an indication of the predicted condition on a display.
G16H 30/40 - ICT specially adapted for the handling or processing of medical images for processing medical images, e.g. editing
G16H 50/20 - ICT specially adapted for medical diagnosis, medical simulation or medical data miningICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for computer-aided diagnosis, e.g. based on medical expert systems
G16H 50/30 - ICT specially adapted for medical diagnosis, medical simulation or medical data miningICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for calculating health indicesICT specially adapted for medical diagnosis, medical simulation or medical data miningICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for individual health risk assessment
83.
REAL-TIME AUTOMATED TREATMENT RECOMMENDATIONS FOR DIGITAL DENTAL TREATMENT PLANNING AND DENTAL APPLIANCE DESIGN
Methods and apparatuses for performing an intraoral scan may analyzing and determine, in real time as the scan is occurring or immediately thereafter, one or more treatments based on the scan data, as well as patient-specific data and/or personalized doctor preferences. For example, these methods and apparatuses may be configured to detect one or more treatable orthodontic issues while scanning the patient and propose treatments (including orthodontic appliances) by calculating one or more metrics from the ongoing scan that indicate the need for particular treatments (e.g., interventions).
G16H 10/60 - ICT specially adapted for the handling or processing of patient-related medical or healthcare data for patient-specific data, e.g. for electronic patient records
A61C 7/00 - Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
G16H 20/40 - ICT specially adapted for therapies or health-improving plans, e.g. for handling prescriptions, for steering therapy or for monitoring patient compliance relating to mechanical, radiation or invasive therapies, e.g. surgery, laser therapy, dialysis or acupuncture
G16H 30/40 - ICT specially adapted for the handling or processing of medical images for processing medical images, e.g. editing
84.
SYSTEMS AND METHODS FOR PREDICTING PERIODONTAL POCKET DEPTH AND/OR OTHER INTRAORAL CONDITIONS
Systems and methods for evaluating a patient's intraoral health are provided. In some embodiments, a method includes receiving scan data of a patient's intraoral cavity; receiving additional data for the patient, the additional data being different from the scan data; determining a first prediction of a condition of the intraoral cavity based on the scan data; determining a second prediction of a condition of the intraoral cavity based on the additional data; generating a predicted condition for the intraoral cavity based on a combination of the first and second predictions; and outputting an indication of the predicted condition on a display.
An apparatus (system, device, method, and the like) is disclosed for refining a three-dimensional (3D) model, particularly 3D models of a subject’s dentition. An initial 3D model is received or generated along with a plurality of two-dimensional (2D) images corresponding to the 3D model. The 3D model is refined using edge boundaries of a space around or between two or more objects of the 3D model identified from the 2D images.
A61C 7/00 - Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
A61B 1/24 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor for the mouth, i.e. stomatoscopes, e.g. with tongue depressorsInstruments for opening or keeping open the mouth
A system comprises an intraoral scanner comprising one or more cameras that define a field of view (FOV) of the intraoral scanner, and a computing device. The computing device is configured to: process intraoral scans to generate a three-dimensional (3D) surface of a dental site during an intraoral scanning session; output a representation of the 3D surface to a display; determine a current position and orientation of the FOV of the intraoral scanner relative to the 3D surface; output a representation of the FOV of the intraoral scanner at the current position and orientation relative to the 3D surface to the display; determine suggested next positions and orientations of the FOV of the intraoral scanner relative to the 3D surface; and output the suggested next positions and orientations of the FOV of the intraoral scanner relative to the 3D surface to the display.
Methods and apparatuses for performing an intraoral scan may analyzing and determine, in real time as the scan is occurring or immediately thereafter, one or more treatments based on the scan data, as well as patient-specific data and/or personalized doctor preferences. For example, these methods and apparatuses may be configured to detect one or more treatable orthodontic issues while scanning the patient and propose treatments (including orthodontic appliances) by calculating one or more metrics from the ongoing scan that indicate the need for particular treatments (e.g., interventions).
A61C 7/00 - Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
Systems for modeling a digital articulator may include a processor in electronic communication with an extraoral imaging device and an intraoral imaging device and a non-transitory computer readable medium having instructions stored thereon that when executed by the processor capture 3D data of the patient's face in with the extraoral imaging device, capture a 3D model of the patient's dentition, align the 3D model of the patient's dentition with 3D data of the patient's face, generate an estimate of the temporomandibular joint characteristics based on the 3D model of the patient's face, and derive digital articular settings for a digital articular based on the 3D model of the patient's dentition with the 3D data of the patient's face and the estimate of the temporomandibular joint characteristics.
Methods and systems for manufacturing an orthodontic appliance based on a 2D image of a patient's teeth. A 3D model of the patient's teeth corresponding to the patient's teeth at a first time may be accessed. The 2D image based on a camera picture acquired at a second time may be accessed, where second time may occur after the first time. The method may include iteratively comparing a distance between corresponding points on teeth of the 3D model and of the 2D image, and generating an adjusted 3D model in which the teeth of the 3D model are moved to reduce the distance. Iteratively comparing and generating may include iterating until a final adjusted 3D model is generated. Deviations between the teeth of the 3D model and the 2D image may be below a threshold. The orthodontic appliance may be fabricated based on the final adjusted 3D model.
A61C 7/00 - Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
G16H 50/50 - ICT specially adapted for medical diagnosis, medical simulation or medical data miningICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for simulation or modelling of medical disorders
G16Z 99/00 - Subject matter not provided for in other main groups of this subclass
90.
IMAGE-BASED TOOTH IDENTIFICATION USING DIGITAL DENTAL MODELS
Systems and methods for identifying teeth in a patient image are provided. For example, a computer-implemented method can include, by one or more processors, accessing a 2D image including a depiction of a patient's teeth, where a plurality of the depicted patient's teeth are annotated with tooth identifiers according to a first tooth identification scheme. The computer-implemented method can further include transmitting, to a server computing device, the 2D image, and receiving from the server computing device, a second tooth identification scheme for the patient's teeth in the 2D image. The second tooth identification scheme can be generated by accessing a 3D model of the patient's teeth, projecting the 3D model onto the 2D image, comparing the projection to the 2D image to determine a probability parameter for each of one or more teeth in the 2D image, and determining, based on the probability parameters, the second tooth identification scheme.
A61C 7/00 - Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
09 - Scientific and electric apparatus and instruments
10 - Medical apparatus and instruments
40 - Treatment of materials; recycling, air and water treatment,
41 - Education, entertainment, sporting and cultural services
42 - Scientific, technological and industrial services, research and design
44 - Medical, veterinary, hygienic and cosmetic services; agriculture, horticulture and forestry services
Goods & Services
Downloadable software for use in providing cranio-facial, medical, oral health, dental and orthodontic treatment services, namely, for creating treatment plans and providing treatment to patients; downloadable computer-aided modeling software used in dentistry and orthodontics to create three-dimensional computer representations of patient dentition, dental model images for dental impressions and study casts; downloadable software used for diagnosing and treating cranio-facial, medical, oral, and dental health conditions. Dental attachments and instruments for dental purposes, namely, apparatus for use in the placement of orthodontic attachments; dental apparatus, namely orthodontic appliances; orthodontic appliances and orthodontic devices for use in straightening teeth and treating malocclusions; dental attachments and instruments, namely dental apparatus used to connect, retain, and stabilize dental prostheses or to facilitate tooth movement with orthodontic appliances Custom manufacture of orthodontic appliances; dental technician services, namely, custom manufacturing of orthodontic appliances; custom manufacture of dental prostheses and dental bridges by dental laboratories. Training in the use of orthodontic appliances; training in the fields of dentistry and orthodontia; training in the provision of dental and orthodontic treatment. Application service provider (ASP) featuring software for use in providing cranio-facial, medical, oral health, dental and orthodontic treatment services namely, for displaying and analyzing digital images to visualize and create individualized dental and orthodontic treatment plans for patients; providing online non-downloadable computer-aided modeling software used in dentistry and orthodontics to create three-dimensional computer representations of patient dentition, dental model images for dental impressions and study casts; providing on-line non-downloadable software used for diagnosing and treating cranio-facial, medical, oral, and dental health conditions; dental research laboratory services; the provision of dental and orthodontic information about medical research relating to dental and orthodontic products Providing treatments for cranio-facial, medical, oral, and dental health conditions; medical and orthodontic services; orthodontic and dentistry services; dental, orthodontic, periodontic, endodontic and paedodontic services, namely, performing dental, orthodontic, periodontic, endodontic and paedodontic treatments; orthodontic services, namely, design and creation of orthodontic treatment plans for individuals; advisory services and the provision of information relating to dental and orthodontic techniques, and the use of materials and products in dentistry and orthodontics; advisory and consultancy services relating to providing cranio-facial treatment, orthodontics, endodontics, paedodontics, periodontics, and restorative dental treatments, namely, the provision of such services online via the Internet or extranets.
92.
IMAGE-BASED TOOTH IDENTIFICATION USING DIGITAL DENTAL MODELS
Systems and methods for identifying teeth in a patient image are provided. For example, a computer-implemented method can include, by one or more processors, accessing a 2D image including a depiction of a patient's teeth, where a plurality of the depicted patient's teeth are annotated with tooth identifiers according to a first tooth identification scheme. The computer-implemented method can further include transmitting, to a server computing device, the 2D image, and receiving from the server computing device, a second tooth identification scheme for the patient's teeth in the 2D image. The second tooth identification scheme can be generated by accessing a 3D model of the patient's teeth, projecting the 3D model onto the 2D image, comparing the projection to the 2D image to determine a probability parameter for each of one or more teeth in the 2D image, and determining, based on the probability parameters, the second tooth identification scheme.
A61C 7/00 - Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
A shell removal device includes a platform configured to secure a mold. An untrimmed shell is formed over the mold. The shell removal device further includes a drive mechanism configured to move the platform away from the untrimmed shell responsive to sensor data indicative that the untrimmed shell has begun to separate from the mold.
B29C 33/46 - Moulds or coresDetails thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles using fluid pressure
Provided herein are systems for monitoring a subject's teeth during orthodontic treatment. In particular, described herein are apparatuses having a fixed focal length for coupling to a patient's smartphone, including a built-in lip/cheek retractor. These smartphone dental imaging apparatuses may be configured to easily and robustly interface with the user's smartphone to allow capture of dental images.
A61B 1/24 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor for the mouth, i.e. stomatoscopes, e.g. with tongue depressorsInstruments for opening or keeping open the mouth
A61B 1/05 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor combined with photographic or television appliances characterised by the image sensor, e.g. camera, being in the distal end portion
95.
MULTI-FUNCTIONAL POLYMERIZABLE COMPOUNDS AND METHODS OF PRODUCING AND USING THE SAME
The present disclosure provides synthesizing multi-functional polymerizable compounds and methods for the synthesizing the same. The methods include reacting a compound of Formula (Ia) with an epoxide of Formula (Ib) with quantitative conversion, requiring only an aqueous work-up for purification. Further provided herein are methods of producing polymerizable composition, methods of forming an article by additive manufacturing processes (e.g., via 3D printing), such as orthodontic appliances with increased stain resistance.
C07C 269/02 - Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups the nitrogen atom not being part of nitro or nitroso groups from isocyanates with formation of carbamate groups
C07C 271/20 - Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms with the nitrogen atoms of the carbamate groups bound to hydrogen atoms or to acyclic carbon atoms to carbon atoms of hydrocarbon radicals substituted by nitrogen atoms not being part of nitro or nitroso groups
C07F 7/18 - Compounds having one or more C—Si linkages as well as one or more C—O—Si linkages
C08G 18/75 - Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic
C08G 18/81 - Unsaturated isocyanates or isothiocyanates
96.
COMPOSITIONS AND METHODS FOR ADDITIVE MANUFACTURING OF PALATAL EXPANDERS
Materials, methods, and systems for additive manufacturing are provided. In some embodiments, a method includes: forming a mixture including a first thermoplastic polymer powder separated from a first additively manufactured dental appliance manufactured during a first powder bed fusion process, where the first thermoplastic polymer powder has a characteristic particle size distribution and a characteristic melt volume rate; in a second powder bed fusion process, depositing a powder layer of the mixture, where the powder layer has a powder packing consistency dependent on the characteristic particle size distribution of the first thermoplastic polymer powder; and in the second powder bed fusion process, applying energy to the powder layer to melt the powder layer to form a part layer of a second additively manufactured dental appliance, where the part layer has a material consistency dependent on the characteristic melt volume rate of the first thermoplastic polymer powder.
A method of designing a patient removable tooth positioning appliance may include receiving a digital representation of teeth of the patient in a selected arrangement and modeling the patient removable tooth positioning appliance having tooth receiving cavities shaped to receive and apply a resilient positioning force to the teeth of the patient based on the digital representation. The method may also include modeling a hook integral to the patient removable tooth positioning appliance and configured to interface with an elastic member so as to react a force from the elastic member into the appliance. The hook may be configured to be laterally offset from a portion of a tooth receiving cavity of the tooth receiving cavities. The method may also include outputting a three-dimensional representation of the patient removable tooth positioning appliance having the hook for fabrication by one or more fabrication machines.
A61C 7/00 - Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
A method includes obtaining video data of a dental patient. The method further includes obtaining an indication of selection criteria in association with the video data. The selection criteria includes conditions related to a target dental treatment of the dental patient. The method further includes performing an analysis procedure on the video data. Performing the analysis procedure includes determining a first score for each frame of the video data based on the selection criteria. Performing the analysis procedure further includes determining that a frame satisfies a first threshold condition based on the first score. The method further includes providing the first frame as output of the analysis procedure.
A61C 7/00 - Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
A61C 13/34 - Making or working of models, e.g. preliminary castings, trial denturesDowel pins
42 - Scientific, technological and industrial services, research and design
Goods & Services
non-downloadable, online computer software for monitoring patient treatment; non-downloadable, online software for use in providing dentistry services and orthodontic services; Application service provider (ASP) featuring software for use in providing orthodontic and dental treatment services; providing temporary use of a web-based software application for use in dentistry, namely, software for creating individually customized courses of dental and orthodontic treatment plans and depicting tooth movement and proposed dental and orthodontic treatment plans; providing temporary use of a web-based software application for use in dental and orthodontic treatment planning; computer software design for diagnosis and treatments in the dental and orthodontic field; custom design of computer software for diagnosis and treatments in the dental and orthodontic field; Computer software, namely, non-downloadable, online digital imaging software used to depict tooth movement and proposed dental and orthodontic treatment plans
