A continuous additive fabrication system comprises a bath of photopolymer resin and a light source assembly having a light source and a motorized variable aperture. The light source assembly is operable to generate a focus point in the bath of photopolymer resin, the shape of the focus point at a curing plane within the bath of photopolymer resin corresponding to the shape of the motorized variable aperture. The continuous additive fabrication system further comprises a platform configured to support a build object and a drive mechanism (coupled to at least one of the platform and the light source assembly) configured to continuously move the curing plane through the bath of photopolymer resin. A size and/or shape of the motorized variable aperture is changed while the curing plane in continuously moved through the bath of photopolymer resin.
B29C 64/135 - Procédés de fabrication additive n’utilisant que des matériaux liquides ou visqueux, p. ex. dépôt d’un cordon continu de matériau visqueux utilisant des couches de liquide à solidification sélective caractérisés par la source d'énergie à cet effet, p. ex. par irradiation globale combinée avec un masque la source d’énergie étant concentrée, p. ex. lasers à balayage ou sources lumineuses focalisées
A method for cleaning a molding insert for injection-molding of single-use ophthalmic lens molds comprises the steps of providing an insert holder and a molding surface of the molding insert faces away from the insert holder. A dry ice nozzle comprises an inlet for the supply of dry ice, a nozzle channel comprising a longitudinally extending diverging inner wall portion terminating in an outlet opening of the nozzle channel, and a nozzle housing with a circumferentially running distal end wall. The nozzle housing further comprises a housing wall portion extending away from the distal end wall to define an exhaust channel. The method further comprises positioning the dry ice nozzle on the insert holder, supplying dry ice particles to the nozzle inlet to generate a jet of dry ice particles impinging on the molding surface of the molding insert, and removing exhaust gases.
B08B 7/00 - Nettoyage par des procédés non prévus dans une seule autre sous-classe ou un seul groupe de la présente sous-classe
B29D 11/00 - Fabrication d'éléments optiques, p. ex. lentilles ou prismes
B05B 1/28 - Buses, têtes de pulvérisation ou autres dispositifs de sortie, avec ou sans dispositifs auxiliaires tels que valves, moyens de chauffage avec des moyens incorporés pour faire écran au liquide ou autre matériau fluide sortant, p. ex. pour limiter l'aire de pulvérisationBuses, têtes de pulvérisation ou autres dispositifs de sortie, avec ou sans dispositifs auxiliaires tels que valves, moyens de chauffage avec des moyens pour empêcher l'égouttement ou pour recueillir l'excès de liquide ou autre matériau fluide
B29L 11/00 - Éléments optiques, p. ex. lentilles, prismes
B24C 1/00 - Méthodes d'utilisation de jet abrasif en vue d'effectuer un travail déterminéUtilisation d'équipements auxiliaires liés à ces méthodes
In certain embodiments, an ophthalmic system for examining the eye of a patient includes a detector and computer. The detector detects waves reflected from the eye, and the waves convey information about the eye. The detector then generates a detector signal that communicates the information about the eye. The computer performs a contact lens check by determining a characteristic from the eye information indicating the potential presence of a contact lens. The computer generates a notification warning of the potential presence of a contact lens and instructs an output device to provide the notification.
A61B 3/10 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure objective, c.-à-d. instruments pour l'examen des yeux indépendamment des perceptions ou des réactions du patient
A61B 3/00 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux
A61B 3/107 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure objective, c.-à-d. instruments pour l'examen des yeux indépendamment des perceptions ou des réactions du patient pour déterminer la forme ou mesurer la courbure de la cornée
A61B 3/117 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure objective, c.-à-d. instruments pour l'examen des yeux indépendamment des perceptions ou des réactions du patient pour examiner la chambre antérieure ou l'angle de la chambre antérieure, p. ex. gonioscopes
A61B 3/14 - Dispositions spécialement adaptées à la photographie de l'œil
An illuminated contact lens system for illuminating an interior of a patient's eye includes a contact lens, an external light source, and a light engine. The lens refracts directed light into the eye. The light source emits the directed light toward the eye. The light engine transmits electronic control signals that cause the light source to emit the directed light. A prism array connected to an annular tube containing the light source may optionally shape the directed light into a conical distribution pattern. A control board may drive the light source in response to the electronic control signals, and may be optionally used as a proximity sensor. A method includes receiving the electronic control signals from the light engine via the control board, illuminating the light source, and emitting the directed light from the toward the eye.
A method for cleaning a molding insert for injection-molding of single-use ophthalmic lens molds comprises the steps of providing an insert holder and a molding surface of the molding insert faces away from the insert holder. A dry ice nozzle comprises an inlet for the supply of dry ice, a nozzle channel comprising a longitudinally extending diverging inner wall portion terminating in an outlet opening of the nozzle channel, and a nozzle housing with a circumferentially running distal end wall. The nozzle housing further comprises a housing wall portion extending away from the distal end wall to define an exhaust channel. The method further comprises positioning the dry ice nozzle on the insert holder, supplying dry ice particles to the nozzle inlet to generate a jet of dry ice particles impinging on the molding surface of the molding insert, and removing exhaust gases.
B29C 45/17 - Éléments constitutifs, détails ou accessoiresOpérations auxiliaires
B08B 15/04 - Précautions prises pour empêcher les crasses ou les fumées de s'échapper de la zone où elles sont produitesRamassage ou enlèvement des crasses ou des fumées de cette zone provenant d'un espace restreint, p. ex. d'un outil
B24C 1/00 - Méthodes d'utilisation de jet abrasif en vue d'effectuer un travail déterminéUtilisation d'équipements auxiliaires liés à ces méthodes
B29C 31/00 - Manipulation, p. ex. alimentation en matière à façonner
B29C 45/14 - Moulage par injection, c.-à-d. en forçant un volume déterminé de matière à mouler par une buse d'injection dans un moule ferméAppareils à cet effet en incorporant des parties ou des couches préformées, p. ex. moulage par injection autour d'inserts ou sur des objets à recouvrir
B29D 11/00 - Fabrication d'éléments optiques, p. ex. lentilles ou prismes
B29L 11/00 - Éléments optiques, p. ex. lentilles, prismes
A control system for an ultrasonic hand piece is provided. The control system includes an irrigation pressure sensor configured to measure a pressure of an irrigation fluid, an ultrasonic power source configured to provide power to an ultrasonic transducer, and a controller. The controller is configured to receive a selection of an ultrasonic power modality, generate a control signal based on the selected ultrasonic power modality, provide the control signal to the ultrasonic power source, determine an irrigation flow rate from a measured irrigation pressure provided by the irrigation pressure sensor, calculate a thermal index value based on the irrigation flow rate and the selected ultrasonic power modality, and, in response to the thermal index value reaching a threshold value, adjust the control signal based on the thermal index value. The ultrasonic power modality is one of a two dimensional power modality and a three dimensional power modality.
A control system for an ultrasonic hand piece is provided. The control system includes an irrigation pressure sensor configured to measure a pressure of an irrigation fluid, an ultrasonic power source configured to provide power to an ultrasonic transducer, and a controller. The controller is configured to receive a selection of an ultrasonic power modality, generate a control signal based on the selected ultrasonic power modality, provide the control signal to the ultrasonic power source, determine an irrigation flow rate from a measured irrigation pressure provided by the irrigation pressure sensor, calculate a thermal index value based on the irrigation flow rate and the selected ultrasonic power modality, and, in response to the thermal index value reaching a threshold value, adjust the control signal based on the thermal index value. The ultrasonic power modality is one of a two dimensional power modality and a three dimensional power modality.
An ophthalmic system for measuring an eye comprises measuring devices and a computer. The measuring devices comprise an optical coherence tomography (OCT) device and an aberrometer. The OCT device directs OCT light towards the eye, and detects the OCT light reflected from the eye to measure the eye. The aberrometer directs aberrometer light towards the eye, and detects the aberrometer light reflected from the eye to measure the eye. The computer generates an ocular model of the eye according to the reflected OCT light. The ocular model comprises parameters for the eye, where each parameter is assigned a value. The computer determines an OCT-based wavefront according to the ocular model, determines an aberrometer-based wavefront according to the reflected aberrometer light, ascertains a deviation between the OCT-based wavefront and the aberrometer-based wavefront, and evaluates measurements from one or more of the measuring devices according to the deviation.
A61B 3/107 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure objective, c.-à-d. instruments pour l'examen des yeux indépendamment des perceptions ou des réactions du patient pour déterminer la forme ou mesurer la courbure de la cornée
A61B 3/00 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux
A61B 3/10 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure objective, c.-à-d. instruments pour l'examen des yeux indépendamment des perceptions ou des réactions du patient
10.
PRODUCTION LINE FOR THE PRODUCTION OF OPHTHALMIC LENSES
An automated production line for the production of ophthalmic lenses comprises:
a production line front end (1) comprising:
a first injection-molding machine (10) and a second injection-molding machine (12)
a casting module (14) comprising
a filling station (144) and a capping station (145);
a stacking module (15) and a curing module (16);
a destacking module (17) and a demolding and delensing module
a production line back end (2) comprising:
a scalable treatment module (20) comprising a number of liquid baths for a liquid bath treatment of the cured lenses (CL) carried by the treatment carrier tray (200) to obtain the ophthalmic lenses, wherein the number of liquid baths are reduced or increased pending on the number of ophthalmic lenses concurrently produced by the production lines.
B29D 11/00 - Fabrication d'éléments optiques, p. ex. lentilles ou prismes
B29C 33/38 - Moules ou noyauxLeurs détails ou accessoires caractérisés par la matière ou le procédé de fabrication
B29K 83/00 - Utilisation de polymères contenant dans la chaîne principale uniquement du silicium avec ou sans soufre, azote, oxygène ou carbone comme matière de moulage
An ophthalmic system for generating an ocular model of an eye includes an optical coherence tomography (OCT) device, an aberrometer, and a computer. The OCT device detects OCT light reflected from the eye. The aberrometer detects aberrometer light reflected from the eye. The computer generates the ocular model of the eye according to the reflected OCT light. The ocular model includes parameters describing the eye. The parameters include lens parameters that describe the lens of the eye. The computer determines an OCT-based wavefront according to the ocular model, determines an aberrometer-based wavefront according to the reflected aberrometer light, and compares the OCT-based and the aberrometer-based wavefronts. If the wavefronts differ beyond a predefined tolerance, the computer adjusts one or more values assigned to the parameters until the wavefronts satisfy the predefined tolerance. At least one adjusted value is assigned to a lens parameter.
A61B 3/10 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure objective, c.-à-d. instruments pour l'examen des yeux indépendamment des perceptions ou des réactions du patient
A61B 3/00 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux
12.
CLAMP MECHANISM FOR OPHTHALMIC SURGICAL CONSOLES AND CASSETTES
Embodiments disclosed herein provide a clamp assembly for engaging a surgical cassette with an ophthalmic surgical console. The clamp assembly includes a motion plate and a plurality of clamp mechanisms coupled to the motion plate. A plurality of bases which remain in a fixed position are also coupled to each of the plurality of clamp mechanisms and to a face plate portion of a fluidics subsystem of the ophthalmic surgical console. A motion plate motor is provided which serves to move the motion plate in a vertical direction relative to the face plate. As the motion plate is vertically displaced, the clamp mechanisms coupled thereto are opened and expanded into the surgical cassette, thereby pressing it against the face plate and ensuring any connections and seals between the face plate and the surgical cassette are established and maintained.
A61M 1/00 - Dispositifs de succion ou de pompage à usage médicalDispositifs pour retirer, traiter ou transporter les liquides du corpsSystèmes de drainage
13.
HERMETICALLY SEALED FIBER OPTICS WITH PROTECTIVE WINDOW
Embodiments disclosed herein provide an optical fiber system. The optical fiber system includes an optical fiber, a distal window, and a proximal assembly. The distal window is disposed on a distal end of the optical fiber. The proximal assembly includes a proximal ferrule and a proximal window. The proximal window and the distal window comprise a sapphire material or a diamond material.
A61B 18/22 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci par application de radiations électromagnétiques, p. ex. de micro-ondes en utilisant des lasers le faisceau étant dirigé le long, ou à l'intérieur d'un conduit flexible, p. ex. d'une fibre optiquePièces à main à cet effet
14.
CLAMP MECHANISM FOR OPHTHALMIC SURGICAL CONSOLES AND CASSETTES
Embodiments disclosed herein provide a clamp assembly for engaging a surgical cassette with an ophthalmic surgical console. The clamp assembly includes a motion plate and a plurality of clamp mechanisms coupled to the motion plate. A plurality of bases which remain in a fixed position are also coupled to each of the plurality of clamp mechanisms and to a face plate portion of a fluidics subsystem of the ophthalmic surgical console. A motion plate motor is provided which serves to move the motion plate in a vertical direction relative to the face plate. As the motion plate is vertically displaced, the clamp mechanisms coupled thereto are opened and expanded into the surgical cassette, thereby pressing it against the face plate and ensuring any connections and seals between the face plate and the surgical cassette are established and maintained.
A61M 1/00 - Dispositifs de succion ou de pompage à usage médicalDispositifs pour retirer, traiter ou transporter les liquides du corpsSystèmes de drainage
A61F 9/007 - Procédés ou dispositifs pour la chirurgie de l'œil
15.
HERMETICALLY SEALED FIBER OPTICS WITH PROTECTIVE WINDOW
Embodiments disclosed herein provide an optical fiber system. The optical fiber system includes an optical fiber, a distal window, and a proximal assembly. The distal window is disposed on a distal end of the optical fiber. The proximal assembly includes a proximal ferrule and a proximal window. The proximal window and the distal window comprise a sapphire material or a diamond material.
Disclosed are adjustable intraocular lenses and methods of adjusting intraocular lenses post-operatively. In one embodiment, an adjustable intraocular lens can comprise an optic portion and one or more haptics. The optic portion can comprise an anterior element, a posterior element, and a fluid-filled optic chamber. At least part of the optic portion can be made of a composite material. The base power of the optic portion can be configured to change in response to an external energy directed at the composite material.
Systems and methods are disclosed for a surgical laser system with illumination. In some embodiments, a laser system comprises a surgical laser and an illumination source having their outputs combined into a fiber-optic cable and directed by the fiber-optic cable to a target surface. The illuminating visible light may be continuous and/or in pulses. Surgical laser pulses and illumination pulses may be synchronized for a stroboscopic effect. The laser system may also monitor laser electromagnetic radiation that is returned back through the fiber-optic cable.
In a method of handling an ophthalmic lens contained in an inspection cuvette and immersed in an inspection liquid the lens is arranged at an actual position relative to a concave inner surface of a bottom glass of the inspection cuvette; The method comprises the steps of: - positioning the inspection cuvette in a handling position without pivoting the inspection cuvette; - through the viewing glass obtaining an image of the lens; - from the obtained image determining a deviation of the actual position of the lens from a set transfer position; - comparing the deviation with a predetermined maximum deviation; - determining that the lens is arranged at a proper transfer position when the deviation is less than the maximum deviation, - in case of the proper transfer position, transferring the lens from the inspection cuvette to the primary packaging container.
Provided in this document are examples of a multifocal ophthalmic lens. The lens includes a base lens having a base curvature corresponding to a base power; and a diffractive structure comprising a plurality of annular echelettes formed on a first surface of the base lens. The diffractive structure is configured to produce a zero-order diffraction corresponding to a distance vision focal point determined by the base power, the diffraction efficiency of the zero-order diffraction between 45% and 55%; a first-order diffraction having a diffraction efficiency between 5% and 10%; a second-order diffraction corresponding to an intermediate vision focal point, the diffraction efficiency between 15% and 20%; and a third-order diffraction corresponding to a near vision focal point, the diffraction efficiency between 15% and 25%. The diffractive structure includes a plurality of annular diffractive steps, each defined by a profile having a curved slope and a peak.
Provided herein are methods of synthesizing netarsudil, and intermediates thereof, in high yield and at large commercial scale. A key intermediate in this synthesis is the preparation of piperidinium (S)-3-((tert-butoxycarbonyl)amino)-2-(4-(((2,4-dimethylbenzoyl)oxy)methyl)phenyl)propanoate, a salt that has been found to be easily purified by recrystallization.
C07D 217/16 - Composés hétérocycliques contenant les systèmes cycliques de l'isoquinoléine ou de l'isoquinoléine hydrogénée avec des radicaux, substitués par des hétéro-atomes, liés aux atomes de carbone du cycle contenant l'azote autres que des radicaux aralkyle substitués par des atomes d'oxygène
C07C 211/63 - Composés d'ammonium quaternaire ayant des atomes d'azote quaternisés liés à des atomes de carbone acycliques
C07C 211/64 - Composés d'ammonium quaternaire ayant des atomes d'azote quaternisés liés à des atomes de carbone de cycles aromatiques à six chaînons
C07C 229/38 - Composés contenant des groupes amino et carboxyle liés au même squelette carboné ayant des groupes amino liés à des atomes de carbone acycliques et des groupes carboxyle liés à des atomes de carbone de cycles aromatiques à six chaînons du même squelette carboné
In certain embodiments, a dispensing plug (403) includes a fluid path having an inlet and an outlet. The dispensing plug (403) also includes a valve (405) adjustably disposed relative to the fluid path. The valve (405) includes a first valve portion (422) positioned in the fluid path between the inlet and the outlet. The valve (405) also includes a second valve portion oriented to cause a first force to be exerted on the first valve portion. The first force biases the first valve portion toward closure of the fluid path.
A61F 9/00 - Procédés ou dispositifs pour le traitement des yeuxDispositifs pour mettre en place des verres de contactDispositifs pour corriger le strabismeAppareils pour guider les aveuglesDispositifs protecteurs pour les yeux, portés sur le corps ou dans la main
B65D 47/18 - Fermetures avec dispositifs de décharge autres que des pompes avec goulottes ou tubes de déversementFermetures avec dispositifs de décharge autres que des pompes avec tuyères ou passages pour la décharge pour verser goutte à goutteCompte-gouttes
22.
INTRAOCULAR LENSES WITH ADJUSTABLE OPTIC PORTIONS AND METHODS OF POST-OPERATIVELY ADJUSTING INTRAOCULAR LENSES
Disclosed are adjustable intraocular lenses and methods of adjusting intraocular lenses post-operatively. In one embodiment, an adjustable intraocular lens (100) can comprise an optic portion (102) and one or more haptics (104). The optic portion (102) can comprise an anterior element (106), a posterior element (108), and a fluid-filled optic chamber (110). At least part of the optic portion (102) can be made of a composite material. The base power of the optic portion (102) can be configured to change in response to an external energy directed at the composite material.
A61F 9/008 - Procédés ou dispositifs pour la chirurgie de l'œil utilisant un laser
A61L 27/44 - Matériaux composites, c.-à-d. en couches ou contenant un matériau dispersé dans une matrice constituée d'un matériau analogue ou différent comportant une matrice macromoléculaire
23.
INTEGRATED INTRAOCCULAR NAVIGATION SYSTEM FOR OPHTHALMIC SURGERY
A system includes an imaging device configured to perform three-dimensional imaging of at least a portion of an eye of a patient, such as one or both of an OCT and a 3D camera. A sensor is configured to sense a location of a trocar cannula positioned in the eye of the patient. A controller is configured to receive one or more three-dimensional images from the imaging device and receive coordinates of the trocar cannula from the sensor. The controller generates a three-dimensional map of the eye from the one or more three-dimensional images and the coordinates, the three-dimensional map including a representation of the trocar cannula. The controller further generates guidance for performing an ophthalmic procedure according to the three-dimensional map, such as an instrument envelope and/or instrument path. The controller outputs the guidance to a display device or uses the guidance to control a robotic arm.
A61B 34/20 - Systèmes de navigation chirurgicaleDispositifs pour le suivi ou le guidage d'instruments chirurgicaux, p. ex. pour la stéréotaxie sans cadre
In certain embodiments, a dispensing plug includes a fluid path having an inlet and an outlet. The dispensing plug also includes a valve adjustably disposed relative to the fluid path. The valve includes a first valve portion positioned in the fluid path between the inlet and the outlet. The valve also includes a second valve portion oriented to cause a first force to be exerted on the first valve portion. The first force biases the first valve portion toward closure of the fluid path.
In a method of handling an ophthalmic lens contained in an inspection cuvette and immersed in an inspection liquid the lens is arranged at an actual position relative to a concave inner surface of a bottom glass of the inspection cuvette;
In a method of handling an ophthalmic lens contained in an inspection cuvette and immersed in an inspection liquid the lens is arranged at an actual position relative to a concave inner surface of a bottom glass of the inspection cuvette;
The method comprises the steps of:
positioning the inspection cuvette in a handling position without pivoting the inspection cuvette;
through the viewing glass obtaining an image of the lens;
from the obtained image determining a deviation of the actual position of the lens from a set transfer position;
comparing the deviation with a predetermined maximum deviation;
determining that the lens is arranged at a proper transfer position when the deviation is less than the maximum deviation,
in case of the proper transfer position, transferring the lens from the inspection cuvette to the primary packaging container.
Systems and methods for intraocular lens selection include obtaining one or more pre-operative measurements of an eye; selecting, from a plurality of historical IOL implantation records, a subset of historical IOL implantation records for evaluating a first plurality of prediction model candidates; evaluating the first plurality of prediction model candidates; selecting a first prediction model from the first plurality of prediction model candidates based on the evaluating; calculating, using the selected first prediction model, a plurality of estimated post-operative MRSE values based on a set of IOL powers and the one or more pre-operative measurements of the eye; determining a first IOL power corresponding to a first estimated post-operative MRSE value that matches a predetermined post-operative MRSE value; and providing the determined first IOL power to a user to aid in selection of an IOL for implantation in the eye.
A61B 34/10 - Planification, simulation ou modélisation assistées par ordinateur d’opérations chirurgicales
A61B 3/00 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux
A61B 3/10 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure objective, c.-à-d. instruments pour l'examen des yeux indépendamment des perceptions ou des réactions du patient
G06N 20/20 - Techniques d’ensemble en apprentissage automatique
G16H 20/40 - TIC spécialement adaptées aux thérapies ou aux plans d’amélioration de la santé, p. ex. pour manier les prescriptions, orienter la thérapie ou surveiller l’observance par les patients concernant des thérapies mécaniques, la radiothérapie ou des thérapies invasives, p. ex. la chirurgie, la thérapie laser, la dialyse ou l’acuponcture
G16H 50/20 - TIC spécialement adaptées au diagnostic médical, à la simulation médicale ou à l’extraction de données médicalesTIC spécialement adaptées à la détection, au suivi ou à la modélisation d’épidémies ou de pandémies pour le diagnostic assisté par ordinateur, p. ex. basé sur des systèmes experts médicaux
A lens drying system includes a sterile gas supply, a supply line, and an annular body. The body is connected to the supply line and defines an internal channel. The internal channel, which is in fluid communication with the sterile gas supply via the supply line, defines a plurality of openings. The openings are collectively configured to direct a flow of a sterile gas, e.g., a filtered and desiccated medical grade gas, from the sterile gas supply onto a lens surface of an ophthalmic front lens. This occurs during a non-contact wide-angle visualization process to mitigate fogging of the lens surface. A processor of a surgical console may receive user preference settings, including a desired steady-state flow rate and/or a desired pulse rate of the sterile gas. The processor could then command the desired steady-state flow rate and/or a desired pulse rate from the surgical console.
Provided in this document are examples of a multifocal ophthalmic lens. The lens includes a base lens having a base curvature corresponding to a base power; and a diffractive structure comprising a plurality of annular echelettes formed on a first surface of the base lens. The diffractive structure is configured to produce a zero-order diffraction corresponding to a distance vision focal point determined by the base power, the diffraction efficiency of the zero-order diffraction between 45% and 55%; a first-order diffraction having a diffraction efficiency between 5% and 10%; a second-order diffraction corresponding to an intermediate vision focal point, the diffraction efficiency between 15% and 20%; and a third-order diffraction corresponding to a near vision focal point, the diffraction efficiency between 15% and 25%. The diffractive structure includes a plurality of annular diffractive steps, each defined by a profile having a curved slope and a peak.
A system includes an imaging device configured to perform three-dimensional imaging of at least a portion of an eye of a patient, such as one or both of an OCT and a 3D camera. A sensor is configured to sense a location of a trocar cannula positioned in the eye of the patient. A controller is configured to receive one or more three-dimensional images from the imaging device and receive coordinates of the trocar cannula from the sensor. The controller generates a three-dimensional map of the eye from the one or more three-dimensional images and the coordinates, the three-dimensional map including a representation of the trocar cannula. The controller further generates guidance for performing an ophthalmic procedure according to the three-dimensional map, such as an instrument envelope and/or instrument path. The controller outputs the guidance to a display device or uses the guidance to control a robotic arm.
A61F 9/00 - Procédés ou dispositifs pour le traitement des yeuxDispositifs pour mettre en place des verres de contactDispositifs pour corriger le strabismeAppareils pour guider les aveuglesDispositifs protecteurs pour les yeux, portés sur le corps ou dans la main
A61B 34/10 - Planification, simulation ou modélisation assistées par ordinateur d’opérations chirurgicales
A61B 34/20 - Systèmes de navigation chirurgicaleDispositifs pour le suivi ou le guidage d'instruments chirurgicaux, p. ex. pour la stéréotaxie sans cadre
A digital ocular system includes a housing, an eye piece having a lens assembly. A display screen, a proximity sensor, and a processor. The lens assembly includes a front lens through which a user of the digital ocular system views a target object. The display screen is positioned within the housing cavity. The proximity sensor, which is connected to the housing, detects when user is within a predetermined standoff distance of the front lens, and outputs an electronic sensor signal when the user is outside of the predetermined standoff distance, i.e., not detected. The processor is configured to adjust an output state of the display screen via a display control signal in response to the electronic sensor signal.
The disclosure provides a method for correcting higher-order aberrations including providing a laser radiation. The method also includes controlling a location of a beam focal point of the laser radiation by a system of scanners and guiding the beam focal point in such a way that the location of the beam focal point is in a cornea of an eye. The method further includes introducing the laser radiation into the cornea of the eye. The method includes cutting a lenslet, wherein a thickness of the lenslet t(X,Y) satisfies a following equation: t(X,Y)=t0+Δt(X,Y)/(n−1), where Δt(X,Y) represents a higher-order wavefront elevation and t0 represents the thickness of the lenslet having a spherical refractive power of D.
Embodiments disclosed herein relate to devices and systems for use in ophthalmic procedures. In some embodiments, a handpiece device for use with a surgical system is provided. The handpiece device includes a housing, a cable assembly, and a tapered optical fiber. The cable assembly is disposed through a distal end of the housing and optically coupled to the tapered optical fiber. The tapered optical fiber has a diameter that decreases between a proximal end of the tapered optical fiber and a distal end thereof. In some embodiments, the tapered optical fiber comprises a single-crystal fiber. In further embodiments, the tapered optical fiber comprises a tapered sapphire core fiber.
Certain aspects of the present disclosure provide systems and methods for measuring eye- tissue biomechanics via blink stimulation. In certain embodiments, a method may be performed by a computer in communication with an optical coherence tomography (OCT) device. The method includes monitoring movement relative to an eye of a patient via one or more images from a camera. The method also includes detecting a blink of the eye of the patient responsive to the monitoring. The method also includes, responsive to the detected blink, recording data resultant from a scan, by the OCT device, of at least a portion of a tissue of the eye. The method also includes measuring a tissue response to the detected blink based on the recorded data from the scan.
A61B 3/10 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure objective, c.-à-d. instruments pour l'examen des yeux indépendamment des perceptions ou des réactions du patient
A61B 3/14 - Dispositions spécialement adaptées à la photographie de l'œil
A61B 3/113 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure objective, c.-à-d. instruments pour l'examen des yeux indépendamment des perceptions ou des réactions du patient pour déterminer ou enregistrer le mouvement de l'œil
36.
POLARIZATION SENSITIVE OPTICAL COHERENCE TOMOGRAPHY FOR VISUALIZATION OF VITREOUS OPACITIES
A system of visualizing a target site in an eye, using a polarization sensitive optical coherence tomography (PS-OCT) device, includes a controller having at least one processor and at least one non-transitory, tangible memory on which instructions are recorded. The target site is one or more vitreous opacities in the vitreous humor of the eye. The controller is configured to receive PS-OCT data and determine at least one parameter corresponding to birefringence properties of collagen fibrils in the vitreous humor based on the PS-OCT data. The at least one parameter includes respective spacing of the collagen fibrils. The controller is configured to determine a respective location of the one or more vitreous opacities when the at least one parameter is outside a predefined range and generate a control signal adapted for guiding a treatment beam at the respective location of the one or more vitreous opacities.
A61B 3/10 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure objective, c.-à-d. instruments pour l'examen des yeux indépendamment des perceptions ou des réactions du patient
A61F 9/008 - Procédés ou dispositifs pour la chirurgie de l'œil utilisant un laser
A system for performing ophthalmic surgery includes a robotic positioning system including an end effector. The robotic positioning system is configured to position the end effector with at least five degrees of freedom. An ophthalmic surgical instrument is mounted to the end effector along with an accessory device configured to facilitate performance of an ophthalmic treatment by the ophthalmic surgical instrument. The robotic positioning system may be controlled to enforce anatomical boundaries and implement predefined motion profiles.
The present disclosure provides an intralocular-lens (IOL) or ophthalmic device including an optic and at least one haptic, at least a portion of which is formed from a photoresponsive shape memory polymer network, such as a polydomain azo liquid crystalline polymer network (PD-LCN). The present disclosure further provides systems and methods for adjusting the position of such an IOL or other ophthalmic device using polarized laser radiation.
A lens drying system includes a sterile gas supply, a supply line, and an annular body. The body is connected to the supply line and defines an internal channel. The internal channel, which is in fluid communication with the sterile gas supply via the supply line, defines a plurality of openings. The openings are collectively configured to direct a flow of a sterile gas, e.g., a filtered and desiccated medical grade gas, from the sterile gas supply onto a lens surface of an ophthalmic front lens. This occurs during a non-contact wide-angle visualization process to mitigate fogging of the lens surface. A processor of a surgical console may receive user preference settings, including a desired steady-state flow rate and/or a desired pulse rate of the sterile gas. The processor could then command the desired steady-state flow rate and/or a desired pulse rate from the surgical console.
A system of visualizing a target site in an eye, using a polarization sensitive optical coherence tomography (PS-OCT) device, includes a controller having at least one processor and at least one non-transitory, tangible memory on which instructions are recorded. The target site is one or more vitreous opacities in the vitreous humor of the eye. The controller is configured to receive PS-OCT data and determine at least one parameter corresponding to birefringence properties of collagen fibrils in the vitreous humor based on the PS-OCT data. The at least one parameter includes respective spacing of the collagen fibrils. The controller is configured to determine a respective location of the one or more vitreous opacities when the at least one parameter is outside a predefined range and generate a control signal adapted for guiding a treatment beam at the respective location of the one or more vitreous opacities.
A61B 3/10 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure objective, c.-à-d. instruments pour l'examen des yeux indépendamment des perceptions ou des réactions du patient
G02B 27/28 - Systèmes ou appareils optiques non prévus dans aucun des groupes , pour polariser
G16H 20/40 - TIC spécialement adaptées aux thérapies ou aux plans d’amélioration de la santé, p. ex. pour manier les prescriptions, orienter la thérapie ou surveiller l’observance par les patients concernant des thérapies mécaniques, la radiothérapie ou des thérapies invasives, p. ex. la chirurgie, la thérapie laser, la dialyse ou l’acuponcture
G16H 40/63 - TIC spécialement adaptées à la gestion ou à l’administration de ressources ou d’établissements de santéTIC spécialement adaptées à la gestion ou au fonctionnement d’équipement ou de dispositifs médicaux pour le fonctionnement d’équipement ou de dispositifs médicaux pour le fonctionnement local
41.
SPATIAL BINDING OF IMAGING DATA FROM MULTIPLE MODALITIES
A system for spatially binding images from multiple modalities includes a controller having at least one processor and at least one non-transitory, tangible memory. The controller is adapted to receive first and second imaging datasets of a target site from a first and a second modality. The controller is adapted to extract a first feature set in the first imaging dataset, via a first neural network. A second feature set is extracted from the second imaging dataset, via a second neural network. Feature pairs are generated by matching respective datapoints in the first feature set and the second feature set. The controller is adapted to determine a coordinate transformation between the feature pairs and generate at least one spatially bound image of the target site based in part on the coordinate transformation.
G06T 7/33 - Détermination des paramètres de transformation pour l'alignement des images, c.-à-d. recalage des images utilisant des procédés basés sur les caractéristiques
G06V 10/75 - Organisation de procédés de l’appariement, p. ex. comparaisons simultanées ou séquentielles des caractéristiques d’images ou de vidéosApproches-approximative-fine, p. ex. approches multi-échellesAppariement de motifs d’image ou de vidéoMesures de proximité dans les espaces de caractéristiques utilisant l’analyse de contexteSélection des dictionnaires
G06V 10/82 - Dispositions pour la reconnaissance ou la compréhension d’images ou de vidéos utilisant la reconnaissance de formes ou l’apprentissage automatique utilisant les réseaux neuronaux
G06V 20/70 - Étiquetage du contenu de scène, p. ex. en tirant des représentations syntaxiques ou sémantiques
G16H 30/40 - TIC spécialement adaptées au maniement ou au traitement d’images médicales pour le traitement d’images médicales, p. ex. l’édition
Ophthalmic viewing systems for visualizing structures on and in an eye of a medical patient include an ophthalmic microscope, a gonioscopy device configured to work with the ophthalmic microscope to provide an image of an interior of the patient's eye, and a robotic arm configured to hold the gonioscopy device in a position in relation to the ophthalmic microscope and the patient's eye to provide the image of the eye's interior.
A61B 3/117 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure objective, c.-à-d. instruments pour l'examen des yeux indépendamment des perceptions ou des réactions du patient pour examiner la chambre antérieure ou l'angle de la chambre antérieure, p. ex. gonioscopes
A61B 3/00 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux
A61B 3/103 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure objective, c.-à-d. instruments pour l'examen des yeux indépendamment des perceptions ou des réactions du patient pour la détermination de la réfraction, p. ex. réfractomètres, skiascopes
A61B 3/15 - Dispositions spécialement adaptées à la photographie de l'œil avec des moyens d'alignement, d'espacement ou de suppression des réflexions parasites
A digital ocular system includes a housing, an eye piece having a lens assembly. A display screen, a proximity sensor, and a processor. The lens assembly includes a front lens through which a user of the digital ocular system views a target object. The display screen is positioned within the housing cavity. The proximity sensor, which is connected to the housing, detects when user is within a predetermined standoff distance of the front lens, and outputs an electronic sensor signal when the user is outside of the predetermined standoff distance, i.e., not detected. The processor is configured to adjust an output state of the display screen via a display control signal in response to the electronic sensor signal.
Embodiments disclosed herein provide an optical fiber system. The optical fiber system includes an aspiration tube, an optical fiber external to the aspiration tube, and a sleeve surrounding the optical fiber and the aspiration tube. The sleeve includes a distal portion that defines a channel. The channel extends between the aspiration tube and a distal opening of the sleeve. The channel and the aspiration tube define an aspiration pathway. The optical fiber is partially disposed within the channel.
The present disclosure generally relates to systems and methods for laser alignment, and more particularly, systems and methods for alignment of an optical element for laser transmission. In certain embodiments, a cover plate is configured to slide into place on an optic mounting plate. Positioning the cover plate applies force to a biasing element to press an optical element against a registration surface of the optic mounting plate to align the optical element with an optical aperture. The cover plate may be secured relative to the optic mounting plate to retain the biasing element and the optical element.
A system for spatially binding images from multiple modalities includes a controller having at least one processor and at least one non-transitory, tangible memory. The controller is adapted to receive first and second imaging datasets of a target site from a first and a second modality. The controller is adapted to extract a first feature set in the first imaging dataset, via a first neural network. A second feature set is extracted from the second imaging dataset, via a second neural network. Feature pairs are generated by matching respective datapoints in the first feature set and the second feature set. The controller is adapted to determine a coordinate transformation between the feature pairs and generate at least one spatially bound image of the target site based in part on the coordinate transformation.
G06V 10/764 - Dispositions pour la reconnaissance ou la compréhension d’images ou de vidéos utilisant la reconnaissance de formes ou l’apprentissage automatique utilisant la classification, p. ex. des objets vidéo
G06V 10/80 - Fusion, c.-à-d. combinaison des données de diverses sources au niveau du capteur, du prétraitement, de l’extraction des caractéristiques ou de la classification
G06V 10/82 - Dispositions pour la reconnaissance ou la compréhension d’images ou de vidéos utilisant la reconnaissance de formes ou l’apprentissage automatique utilisant les réseaux neuronaux
G06V 40/18 - Caractéristiques de l’œil, p. ex. de l’iris
G06V 10/25 - Détermination d’une région d’intérêt [ROI] ou d’un volume d’intérêt [VOI]
Ophthalmic viewing systems for visualizing structures on and in an eye of a medical patient include an ophthalmic microscope, a gonioscopy device configured to work with the ophthalmic microscope to provide an image of an interior of the patient's eye, and a robotic arm configured to hold the gonioscopy device in a position in relation to the ophthalmic microscope and the patient's eye to provide the image of the eye's interior.
A61B 3/117 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure objective, c.-à-d. instruments pour l'examen des yeux indépendamment des perceptions ou des réactions du patient pour examiner la chambre antérieure ou l'angle de la chambre antérieure, p. ex. gonioscopes
Embodiments disclosed herein provide an optical fiber system. The optical fiber system includes an aspiration tube, an optical fiber external to the aspiration tube, and a sleeve surrounding the optical fiber and the aspiration tube. The sleeve includes a distal portion that defines a channel. The channel extends between the aspiration tube and a distal opening of the sleeve. The channel and the aspiration tube define an aspiration pathway. The optical fiber is partially disposed within the channel.
The present disclosure generally relates to systems and methods for laser alignment, and more particularly, systems and methods for alignment of an optical element for laser transmission. In certain embodiments, a cover plate is configured to slide into place on an optic mounting plate. Positioning the cover plate applies force to a biasing element to press an optical element against a registration surface of the optic mounting plate to align the optical element with an optical aperture. The cover plate may be secured relative to the optic mounting plate to retain the biasing element and the optical element.
A61B 18/20 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci par application de radiations électromagnétiques, p. ex. de micro-ondes en utilisant des lasers
In certain embodiments, an ophthalmic lens includes an optic having an anterior surface, a posterior surface, and an optical axis. At least one of the anterior surface and the posterior surface includes a first zone extending from the optical axis to a first radial boundary and a second zone extending from the first radial boundary to the edge of the optic. The first zone includes an inner region and an outer region separated by a phase shift feature, the phase shift comprising a ridge extending outwardly from the inner region and the outer region.
Systems and methods for tracking the position and condition of an eye during an ophthalmic procedure include an ophthalmic device configured to measure characteristics of an eye, an eye tracker configured to capture a stream of eye images, and a logic device configured to analyze the stream of images to determine whether the eye is fixating on a target object, detect a predetermined blink sequence in the first stream of images, delay for a predetermined tear stabilization period, start a stable tear film interval, and during the stable tear film interval, capture at least one measurement of the eye using the ophthalmic device when the eye is fixating. The blink sequence may include a plurality of blinks in succession and the detection of the blink sequence may include processing the images through a neural network trained to detect an open eye and/or a closed eye.
A61B 3/12 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure objective, c.-à-d. instruments pour l'examen des yeux indépendamment des perceptions ou des réactions du patient pour examiner le fond de l'œil, p. ex. ophtalmoscopes
A61B 3/10 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure objective, c.-à-d. instruments pour l'examen des yeux indépendamment des perceptions ou des réactions du patient
A61B 3/113 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure objective, c.-à-d. instruments pour l'examen des yeux indépendamment des perceptions ou des réactions du patient pour déterminer ou enregistrer le mouvement de l'œil
A61B 3/14 - Dispositions spécialement adaptées à la photographie de l'œil
Systems, methods, and computer-readable media for integrating and optimizing a surgical suite. An ophthalmic suite can include a surgical console, a heads-up display communicatively coupled with a surgical camera for capturing a three-dimensional image of an eye, and a surgical suite optimization engine. The surgical suite optimization engine can performs a wide variety of actions in response to action codes received from the other components in the surgical suite. The surgical suite optimization engine can be integrated within another component of the surgical suite, can be a stand-alone module, and can be a cloud-based tool.
A61B 34/00 - Chirurgie assistée par ordinateurManipulateurs ou robots spécialement adaptés à l’utilisation en chirurgie
A61B 3/00 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux
A61B 34/10 - Planification, simulation ou modélisation assistées par ordinateur d’opérations chirurgicales
A61B 34/20 - Systèmes de navigation chirurgicaleDispositifs pour le suivi ou le guidage d'instruments chirurgicaux, p. ex. pour la stéréotaxie sans cadre
A61B 90/00 - Instruments, outillage ou accessoires spécialement adaptés à la chirurgie ou au diagnostic non couverts par l'un des groupes , p. ex. pour le traitement de la luxation ou pour la protection de bords de blessures
A61B 90/98 - Moyens d’identification pour les patients ou les instruments, p. ex. étiquettes utilisant des moyens électromagnétiques, p. ex. transpondeurs
A61F 9/008 - Procédés ou dispositifs pour la chirurgie de l'œil utilisant un laser
Embodiments disclosed herein relate to devices and systems for use in ophthalmic procedures. In some embodiments, a handpiece device for use with a surgical system is provided. The handpiece device includes a housing, a cable assembly, and a tapered optical fiber. The cable assembly is disposed through a distal end of the housing and optically coupled to the tapered optical fiber. The tapered optical fiber has a diameter that decreases between a proximal end of the tapered optical fiber and a distal end thereof. In some embodiments, the tapered optical fiber comprises a single-crystal fiber. In further embodiments, the tapered optical fiber comprises a tapered sapphire core fiber.
A61F 9/008 - Procédés ou dispositifs pour la chirurgie de l'œil utilisant un laser
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux
A61B 18/00 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci
A61B 18/22 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci par application de radiations électromagnétiques, p. ex. de micro-ondes en utilisant des lasers le faisceau étant dirigé le long, ou à l'intérieur d'un conduit flexible, p. ex. d'une fibre optiquePièces à main à cet effet
54.
MEASURING EYE-TISSUE BIOMECHANICS VIA BLINK STIMULATION
Certain aspects of the present disclosure provide systems and methods for measuring eye-tissue biomechanics via blink stimulation. In certain embodiments, a method may be performed by a computer in communication with an optical coherence tomography (OCT) device. The method includes monitoring movement relative to an eye of a patient via one or more images from a camera. The method also includes detecting a blink of the eye of the patient responsive to the monitoring. The method also includes, responsive to the detected blink, recording data resultant from a scan, by the OCT device, of at least a portion of a tissue of the eye. The method also includes measuring a tissue response to the detected blink based on the recorded data from the scan.
A61B 5/11 - Mesure du mouvement du corps entier ou de parties de celui-ci, p. ex. tremblement de la tête ou des mains ou mobilité d'un membre
A61B 3/10 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure objective, c.-à-d. instruments pour l'examen des yeux indépendamment des perceptions ou des réactions du patient
A system for performing ophthalmic surgery includes a robotic positioning system including an end effector. The robotic positioning system is configured to position the end effector with at least five degrees of freedom. An ophthalmic surgical instrument is mounted to the end effector along with an accessory device configured to facilitate performance of an ophthalmic treatment by the ophthalmic surgical instrument. The robotic positioning system may be controlled to enforce anatomical boundaries and implement predefined motion profiles.
A61B 34/20 - Systèmes de navigation chirurgicaleDispositifs pour le suivi ou le guidage d'instruments chirurgicaux, p. ex. pour la stéréotaxie sans cadre
An optical coherence tomography (OCT) scanning system for measuring ocular tissue characteristics of a patient's eye. The system includes an OCT scanner configured to implement a scanning sequence on the ocular tissue that scans the ocular tissue with an optical signal to obtain OCT data based on a reflected version of the optical signal. The system includes a computer with a processor configured to provide control signals to the OCT scanner to implement the scanning sequence, and to determine a rate of change of the phase or amplitude data associated with the scans. The system determines a growth constant of the reflected version of the optical signal based on the rate of change of the phase or amplitude data, and determines, based on the growth constant, a diffusion coefficient associated with the cornea. The system determines, based on the diffusion coefficient, a quantitative parameter of the cornea.
A61B 3/10 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure objective, c.-à-d. instruments pour l'examen des yeux indépendamment des perceptions ou des réactions du patient
57.
SYSTEM AND METHOD FOR A SURGICAL HANDPIECE AND MULTI-MODAL TIP
In certain embodiments, a surgical handpiece system includes a phacoemulsification tip, a fluid management system, an ultrasonic drive system, and a controller. The phacoemulsification tip is attached to a shaft. The fluid management system is configured to manage inflow and outflow of fluid from an ocular surgical site. The ultrasonic drive system is configured to generate torsional and longitudinal vibrations in the phacoemulsification tip. The controller is configured to analyze applied voltage and current to the ultrasonic drive system using Fast Fourier Transforms (FFTs), and tune applied frequencies of the torsional and longitudinal vibrations according to at least one resonant frequency.
A61F 9/007 - Procédés ou dispositifs pour la chirurgie de l'œil
A61M 1/00 - Dispositifs de succion ou de pompage à usage médicalDispositifs pour retirer, traiter ou transporter les liquides du corpsSystèmes de drainage
Described herein is a system for surgical procedures. The system can include a tray and a wireless remote. The tray may include a magnetically attractive layer. The wireless remote is configured to control one or more aspects associated with operations of a surgical console and includes one or more magnets configured to magnetically interact with the magnetically attractive layer and couple the wireless remote to the tray.
A system includes an actuator, one or more items of diagnostic equipment configured to perform ophthalmic measurement, and one or more items of treatment equipment configured to facilitate performance of an ophthalmic treatment with respect to an eye of a patient. A controller is coupled to the actuator and is configured to cause the actuator to transfer the one or more items of diagnostic equipment and the one or more items of treatment equipment into and out of a region in front of an eye of the patient. The ophthalmic treatment may be a LASIK or SMILE treatment using refractive error and/or eye geometry measured using the diagnostic equipment.
A61F 9/008 - Procédés ou dispositifs pour la chirurgie de l'œil utilisant un laser
A61B 3/103 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure objective, c.-à-d. instruments pour l'examen des yeux indépendamment des perceptions ou des réactions du patient pour la détermination de la réfraction, p. ex. réfractomètres, skiascopes
A61F 9/00 - Procédés ou dispositifs pour le traitement des yeuxDispositifs pour mettre en place des verres de contactDispositifs pour corriger le strabismeAppareils pour guider les aveuglesDispositifs protecteurs pour les yeux, portés sur le corps ou dans la main
60.
MEASURING BIOMECHANICS IN REAL TIME AT MULTIPLE EYE-TISSUE LOCATIONS
Certain aspects of the present disclosure provide systems and methods for measuring biomechanics in real-time at multiple eye-tissue locations. In certain embodiments, a method may be performed by a computer in communication with an optical coherence tomography (OCT) device. The method includes receiving an indication of a stimulus applied to eye tissue of a patient. The method also includes instructing the OCT device to emit a plurality of beams, at approximately the same time, to a plurality of measurement locations on the eye tissue in response to the received indication. The method also includes receiving, from the OCT device, OCT data for each of the plurality of measurement locations. The method also includes measuring tissue responses to the stimulus at the plurality of measurement locations based on the OCT data.
A61B 3/10 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure objective, c.-à-d. instruments pour l'examen des yeux indépendamment des perceptions ou des réactions du patient
A61B 3/00 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux
A61F 9/008 - Procédés ou dispositifs pour la chirurgie de l'œil utilisant un laser
61.
APPARATUS, SYSTEM, AND METHOD FOR CORNEAL BIOMECHANICS DIAGNOSTICS
Described herein include a system and method for a device for drug delivery and ophthalmic diagnostics designed to assist in the diagnosis of the physical state of a cornea through the projection of droplets onto the eye. In some embodiments, the apparatus includes a liquid sampling unit, an electric droplet generator, and a steering unit. In some embodiments, the liquid sampling unit is configured to project a quantity of liquid, while the electric droplet generator receives the quantity of liquid and outputs one or more electrically charged droplets. The steering unit uses electrostatic forces to steer the electrically charged droplets along a trajectory onto the cornea of the patient's eye.
A61B 3/16 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure objective, c.-à-d. instruments pour l'examen des yeux indépendamment des perceptions ou des réactions du patient pour mesurer la pression intraoculaire, p. ex. tonomètres
A61F 9/00 - Procédés ou dispositifs pour le traitement des yeuxDispositifs pour mettre en place des verres de contactDispositifs pour corriger le strabismeAppareils pour guider les aveuglesDispositifs protecteurs pour les yeux, portés sur le corps ou dans la main
A61M 15/02 - Inhalateurs à gaz activés ou ionisésInhalateurs d'ozone
B05B 17/06 - Appareils de pulvérisation ou d'atomisation de liquides ou d'autres matériaux fluides, non couverts par les autres groupes de la présente sous-classe opérant suivant des procédés particuliers utilisant des vibrations ultrasonores
62.
DEVICE AND METHOD FOR MEASURING OCULAR TISSUE CHARACTERISTICS
An optical coherence tomography (OCT) scanning system for measuring ocular tissue characteristics of a patient's eye. The system includes an OCT scanner configured to implement a scanning sequence on the ocular tissue that scans the ocular tissue with an optical signal to obtain OCT data based on a reflected version of the optical signal. The system includes a computer with a processor configured to provide control signals to the OCT scanner to implement the scanning sequence, and to determine a rate of change of the phase or amplitude data associated with the scans. The system determines a growth constant of the reflected version of the optical signal based on the rate of change of the phase or amplitude data, and determines, based on the growth constant, a diffusion coefficient associated with the cornea. The system determines, based on the diffusion coefficient, a quantitative parameter of the cornea.
A61B 3/10 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure objective, c.-à-d. instruments pour l'examen des yeux indépendamment des perceptions ou des réactions du patient
A61B 3/107 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure objective, c.-à-d. instruments pour l'examen des yeux indépendamment des perceptions ou des réactions du patient pour déterminer la forme ou mesurer la courbure de la cornée
63.
SYSTEM AND METHOD FOR A SURGICAL HANDPIECE AND MULTI-MODAL TIP
In certain embodiments, a surgical handpiece system includes a phacoemulsification tip, a fluid management system, an ultrasonic drive system, and a controller. The phacoemulsification tip is attached to a shaft. The fluid management system is configured to manage inflow and outflow of fluid from an ocular surgical site. The ultrasonic drive system is configured to generate torsional and longitudinal vibrations in the phacoemulsification tip. The controller is configured to analyze applied voltage and current to the ultrasonic drive system using Fast Fourier Transforms (FFTs), and tune applied frequencies of the torsional and longitudinal vibrations according to at least one resonant frequency.
The present disclosure generally relates to port connector assemblies for delivering infusion gases during ophthalmic surgeries and procedures. In some embodiments, the connector assembly includes a connector for a surgical console and a corresponding receiver for connecting the connector to the surgical console.
A61M 39/12 - Raccords ou accouplements pour tubes pour raccorder un tube flexible à un dispositif de fixation rigide
A61F 9/00 - Procédés ou dispositifs pour le traitement des yeuxDispositifs pour mettre en place des verres de contactDispositifs pour corriger le strabismeAppareils pour guider les aveuglesDispositifs protecteurs pour les yeux, portés sur le corps ou dans la main
A61M 1/00 - Dispositifs de succion ou de pompage à usage médicalDispositifs pour retirer, traiter ou transporter les liquides du corpsSystèmes de drainage
65.
SYSTEM AND METHOD FOR PERFORMING OPHTHALMIC LASER ASSISTED SURGERY WITH IMMERSION LIQUIDS
Disclosed herein is a method of performing ophthalmic surgery. The surgery includes positioning a patient interface relative to a patient's eye with the patient interface at least partially defining an interface chamber with the patient's eye. The interface chamber is filled with an immersion fluid. A fluid in an anterior chamber of the patient's eye is replaced with the immersion fluid, wherein the immersion fluid matches the refractive index of the cornea. A laser system is positioned relative to the patient interface. The laser system includes a laser source configured to generate a femtosecond laser beam and an optical delivery and scanner system in communication with the laser source to direct 3D scanned and focused laser beams through the patient interface and into the patient's eye.
A system includes an actuator, one or more items of diagnostic equipment configured to perform ophthalmic measurement, and one or more items of treatment equipment configured to facilitate performance of an ophthalmic treatment with respect to an eye of a patient. A controller is coupled to the actuator and is configured to cause the actuator to transfer the one or more items of diagnostic equipment and the one or more items of treatment equipment into and out of a region in front of an eye of the patient. The ophthalmic treatment may be a LASIK or SMILE treatment using refractive error and/or eye geometry measured using the diagnostic equipment.
Certain aspects of the present disclosure provide systems (10) and methods (800) for measuring biomechanics in real-time at multiple eye-tissue locations. In certain embodiments, a method (800) may be performed by a computer (30) in communication with an optical coherence tomography, OCT, device (15, 315). The method includes receiving an indication of a stimulus applied to eye tissue (346) of a patient (42). The method also includes instructing the OCT device (15, 315) to emit a plurality of beams (344, 560, 660), at approximately the same time, to a plurality of measurement locations (772) on the eye tissue (346) in response to the received indication. The method (800) also includes receiving, from the OCT device (15, 315), OCT data for each of the plurality of measurement locations (772). The method (800) also includes measuring tissue responses to the stimulus at the plurality of measurement locations based on the OCT data.
A61B 3/10 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure objective, c.-à-d. instruments pour l'examen des yeux indépendamment des perceptions ou des réactions du patient
A61B 5/00 - Mesure servant à établir un diagnostic Identification des individus
A system for performing ophthalmic treatments includes a handpiece configured to be held by a hand of a surgeon. An end effector is mounted to the handpiece and configured to manipulate tissue of a patient, such tissues of the eye when performing an ophthalmic treatment. The system includes a motion sensor configured to sense movement of the handpiece and one or more stabilizing actuators configured to stabilize movement of the handpiece in response to movement of the hand of the surgeon. A controller is coupled to the motion sensor and the one or more stabilizing actuators and is configured to instruct the one or more stabilizing actuators to compensate for motion detected by the motion sensor. The controller may include a high-pass filer with the output of the high-pass filter used to control the stabilizing actuators. The parameters of the high pass filter may be adjusted throughout an ophthalmic treatment.
A61B 34/20 - Systèmes de navigation chirurgicaleDispositifs pour le suivi ou le guidage d'instruments chirurgicaux, p. ex. pour la stéréotaxie sans cadre
Described herein include a system and method for a device for drug delivery and ophthalmic diagnostics designed to assist in the diagnosis of the physical state of a cornea through the projection of droplets onto the eye. In some embodiments, the apparatus includes a liquid sampling unit, an electric droplet generator, and a steering unit. In some embodiments, the liquid sampling unit is configured to project a quantity of liquid, while the electric droplet generator receives the quantity of liquid and outputs one or more electrically charged droplets. The steering unit uses electrostatic forces to steer the electrically charged droplets along a trajectory onto the cornea of the patient's eye.
A61F 9/00 - Procédés ou dispositifs pour le traitement des yeuxDispositifs pour mettre en place des verres de contactDispositifs pour corriger le strabismeAppareils pour guider les aveuglesDispositifs protecteurs pour les yeux, portés sur le corps ou dans la main
A61B 3/10 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure objective, c.-à-d. instruments pour l'examen des yeux indépendamment des perceptions ou des réactions du patient
70.
SYSTEM AND METHOD FOR PERFORMING OPHTHALMIC LASER ASSISTED SURGERY WITH IMMERSION LIQUIDS
Disclosed herein is a method of performing ophthalmic surgery. The surgery includes positioning a patient interface relative to a patient's eye with the patient interface at least partially defining an interface chamber with the patient's eye. The interface chamber is filled with an immersion fluid. A fluid in an anterior chamber of the patient's eye is replaced with the immersion fluid, wherein the immersion fluid matches the refractive index of the cornea. A laser system is positioned relative to the patient interface. The laser system includes a laser source configured to generate a femtosecond laser beam and an optical delivery and scanner system in communication with the laser source to direct 3D scanned and focused laser beams through the patient interface and into the patient's eye.
The present disclosure generally relates to port connector assemblies for delivering infusion gases during ophthalmic surgeries and procedures. In some embodiments, the connector assembly includes a connector for a surgical console and a corresponding receiver for connecting the connector to the surgical console.
Systems and methods for measuring corneal biomechanical properties are provided. In certain embodiments, a method comprises determining a plurality of optical coherence tomography (OCT) measurement locations in a region of a cornea; for each OCT measurement location: applying a mechanical excitation to the cornea at the OCT measurement location, and measuring a response of the cornea to the mechanical excitation by acquiring temporal OCT data at the OCT measurement location; generating temporal deformation data for the region of the cornea based on the temporal OCT data at each OCT measurement location; and generating biomechanical data for the region of the cornea based on the temporal deformation data.
A61B 3/10 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure objective, c.-à-d. instruments pour l'examen des yeux indépendamment des perceptions ou des réactions du patient
A61B 5/00 - Mesure servant à établir un diagnostic Identification des individus
73.
METHOD AND DEVICE FOR CORNEAL CROSS-LINKING WITH REAL-TIME MONITORING
A system and method for corneal cross-linking with real-time monitoring are provided. The method comprises determining a plurality of measurement locations in a region of a cornea, and applying a corneal cross-linking treatment to the region of the cornea. During the application of the corneal cross-linking treatment, the method also comprises acquiring a temporal OCT interferogram at each OCT measurement location, generating temporal complex OCT data based on the temporal OCT interferogram, determining biomechanical data based on the temporal complex OCT data, and adjusting the corneal cross-linking treatment based on the biomechanical data.
A system includes an actuator, one or more items of diagnostic equipment configured to perform ophthalmic measurement, and one or more items of treatment equipment configured to facilitate performance of an ophthalmic treatment with respect to an eye of a patient. A controller is coupled to the actuator and is configured to cause the actuator to transfer the one or more items of diagnostic equipment and the one or more items of treatment equipment into and out of a region in front of an eye of the patient. The ophthalmic treatment may be a LASIK or SMILE treatment using refractive error and/or eye geometry measured using the diagnostic equipment.
A system for performing ophthalmic treatments includes a handpiece configured to be held by a hand of a surgeon. An end effector is mounted to the handpiece and configured to manipulate tissue of a patient, such tissues of the eye when performing an ophthalmic treatment. The system includes a motion sensor configured to sense movement of the handpiece and one or more stabilizing actuators configured to stabilize movement of the handpiece in response to movement of the hand of the surgeon. A controller is coupled to the motion sensor and the one or more stabilizing actuators and is configured to instruct the one or more stabilizing actuators to compensate for motion detected by the motion sensor. The controller may include a high-pass filer with the output of the high-pass filter used to control the stabilizing actuators. The parameters of the high pass filter may be adjusted throughout an ophthalmic treatment.
A61F 9/007 - Procédés ou dispositifs pour la chirurgie de l'œil
G16H 20/00 - TIC spécialement adaptées aux thérapies ou aux plans d’amélioration de la santé, p. ex. pour manier les prescriptions, orienter la thérapie ou surveiller l’observance par les patients
Described herein is a system for surgical procedures. The system can include a tray and a wireless remote. The tray may include a magnetically attractive layer. The wireless remote is configured to control one or more aspects associated with operations of a surgical console and includes one or more magnets configured to magnetically interact with the magnetically attractive layer and couple the wireless remote to the tray.
Systems and methods for measuring corneal biomechanical properties are provided. In certain embodiments, a method comprises determining a plurality of optical coherence tomography (OCT) measurement locations in a region of a cornea; for each OCT measurement location: applying a mechanical excitation to the cornea at the OCT measurement location, and measuring a response of the cornea to the mechanical excitation by acquiring temporal OCT data at the OCT measurement location; generating temporal deformation data for the region of the cornea based on the temporal OCT data at each OCT measurement location; and generating biomechanical data for the region of the cornea based on the temporal deformation data.
A61B 3/10 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure objective, c.-à-d. instruments pour l'examen des yeux indépendamment des perceptions ou des réactions du patient
78.
METHOD AND DEVICE FOR CORNEAL CROSS-LINKING WITH REAL-TIME MONITORING
A system and method for corneal cross-linking with real-time monitoring are provided. The method comprises determining a plurality of measurement locations in a region of a cornea, and applying a corneal cross-linking treatment to the region of the cornea. During the application of the corneal cross-linking treatment, the method also comprises acquiring a temporal OCT interferogram at each OCT measurement location, generating temporal complex OCT data based on the temporal OCT interferogram, determining biomechanical data based on the temporal complex OCT data, and adjusting the corneal cross-linking treatment based on the biomechanical data.
A system includes an actuator, one or more items of diagnostic equipment configured to perform ophthalmic measurement, and one or more items of treatment equipment configured to facilitate performance of an ophthalmic treatment with respect to an eye of a patient. A controller is coupled to the actuator and is configured to cause the actuator to transfer the one or more items of diagnostic equipment and the one or more items of treatment equipment into and out of a region in front of an eye of the patient. The ophthalmic treatment may be a LASIK or SMILE treatment using refractive error and/or eye geometry measured using the diagnostic equipment.
A61B 3/10 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure objective, c.-à-d. instruments pour l'examen des yeux indépendamment des perceptions ou des réactions du patient
A61F 9/007 - Procédés ou dispositifs pour la chirurgie de l'œil
A61F 9/008 - Procédés ou dispositifs pour la chirurgie de l'œil utilisant un laser
A61F 9/009 - Dispositifs auxiliaires destinés à réaliser un contact avec le globe oculaire et un couplage de la lumière laser
80.
INTRA-OPERATIVE VISUALIZATION, MEASUREMENT, AND ASSISTANCE FOR OPHTHALMIC TREATMENTS
A system for performing ophthalmic treatments includes a surgical microscope configured to capture surface images of an eye of a patient and an imaging device mounted to the surgical microscope and configured to capture section images of the eye of the patient. A controller is coupled to the surgical microscope and the imaging device, the controller configured to receive the surface images and section images and provide feedback facilitating performance of the ophthalmic treatments based on the section images and the surface images. Feedback may relate to avoiding bag rupture during phacoemulsification, safely performing retinal membrane peeling, placing an IOL, treating glaucoma, or performing other ophthalmic treatments.
A61F 9/007 - Procédés ou dispositifs pour la chirurgie de l'œil
A61B 3/10 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure objective, c.-à-d. instruments pour l'examen des yeux indépendamment des perceptions ou des réactions du patient
A61B 3/16 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure objective, c.-à-d. instruments pour l'examen des yeux indépendamment des perceptions ou des réactions du patient pour mesurer la pression intraoculaire, p. ex. tonomètres
A61B 34/20 - Systèmes de navigation chirurgicaleDispositifs pour le suivi ou le guidage d'instruments chirurgicaux, p. ex. pour la stéréotaxie sans cadre
A system for performing ophthalmic treatments includes a surgical microscope configured to capture surface images of an eye of a patient and an imaging device mounted to the surgical microscope and configured to capture section images of the eye of the patient. A controller is coupled to the surgical microscope and the imaging device, the controller configured to receive the surface images and section images and provide feedback facilitating performance of the ophthalmic treatments based on the section images and the surface images. Feedback may relate to avoiding bag rupture during phacoemulsification, safely performing retinal membrane peeling, placing an IOL, treating glaucoma, or performing other ophthalmic treatments.
A61B 3/10 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure objective, c.-à-d. instruments pour l'examen des yeux indépendamment des perceptions ou des réactions du patient
82.
TRANSSCLERAL ILLUMINATION FOR VITREOUS VISUALIZATION
An ophthalmic assembly includes a frame, flange, and light emitter. The frame supports an optical lens. A first end of the flange is connected to the frame. A second end of the flange rests on a pars plana region of the sclera of a patient's eye. The light emitter is connected to the flange proximate the second end to direct light into a vitreous cavity of the patient's eye. This occurs through the sclera at the pars plana region and uniformly illuminates the vitreous. A transscleral illumination system includes the ophthalmic assembly and a processor in communication with the light emitter. A setting of the light emitter may be controllable via the processor, e.g., in response to a user input signal.
A61F 9/007 - Procédés ou dispositifs pour la chirurgie de l'œil
A61B 90/30 - Dispositifs pour éclairer une zone chirurgicale, les dispositifs ayant une corrélation avec d’autres dispositifs chirurgicaux ou avec une intervention chirurgicale
83.
MULTIFOCAL LENS HAVING REDUCED VISUAL DISTURBANCES
A method and system provide an ophthalmic device. The ophthalmic device includes an ophthalmic lens having an anterior surface, a posterior surface, at least one diffractive structure and at least one base curvature. The at least one diffractive structure for provides a first spherical aberration for a first focus corresponding to at least a first focal length. The at least one base curvature provides a second spherical aberration for at least a second focus corresponding to at least a second focal length. The first spherical aberration and the second spherical aberration are provided such that the first focus has a first focus spherical aberration and the second focus has a second focus spherical aberration. The first focus spherical aberration is opposite in sign to the second focus spherical aberration.
Disclosed are adjustable accommodating intraocular lenses and methods of adjusting accommodating intraocular lenses post-operatively. In one embodiment, an adjustable accommodating intraocular lens comprises an optic portion and a peripheral portion. At least one of the optic portion and the peripheral portion can be made in part of a composite material comprising an energy absorbing constituent and a plurality of expandable components. At least one of a base power and a cylindricity of the optic portion can be configured to change in response to an external energy directed at the composite material.
A61L 27/44 - Matériaux composites, c.-à-d. en couches ou contenant un matériau dispersé dans une matrice constituée d'un matériau analogue ou différent comportant une matrice macromoléculaire
A61L 27/50 - Matériaux caractérisés par leur fonction ou leurs propriétés physiques
Systems and methods for performing robotic surgery are provided. The system may include a robotic manipulator having a working end coupled to a base by a plurality of joints and links, a surgical tool having a tool portion and a connector portion coupled to the working end of the robotic manipulator, and a control system having a tool interface operable to communicate with the surgical tool, a robotic manipulator interface communicatively coupled to the robotic manipulator, and a processor coupled to the tool interface and the robotic manipulator interface. The processor may be configured to receive data from the surgical tool and control the robotic manipulator based on the data received from the surgical tool. The method may include receiving data from a surgical tool connected to a working end of a robotic manipulator and controlling the robotic manipulator based on the data received from the surgical tool.
A61B 90/98 - Moyens d’identification pour les patients ou les instruments, p. ex. étiquettes utilisant des moyens électromagnétiques, p. ex. transpondeurs
A61F 9/008 - Procédés ou dispositifs pour la chirurgie de l'œil utilisant un laser
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux
A61B 18/00 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci
A61B 90/00 - Instruments, outillage ou accessoires spécialement adaptés à la chirurgie ou au diagnostic non couverts par l'un des groupes , p. ex. pour le traitement de la luxation ou pour la protection de bords de blessures
The present invention generally relates to inherently wettable silicone hydrogel contact lenses having relatively high oxygen permeability, relatively high equilibrium water content and relatively low elastic modulus. The present invention is also related to a method for making such inherently wettable silicone hydrogel contact lenses.
C08G 77/442 - Polymères séquencés ou greffés contenant des segments de polysiloxanes contenant des segments de polymères vinyliques
B29D 11/00 - Fabrication d'éléments optiques, p. ex. lentilles ou prismes
C08G 77/12 - Polysiloxanes contenant du silicium lié à l'hydrogène
C08G 77/14 - Polysiloxanes contenant du silicium lié à des groupes contenant de l'oxygène
C08G 77/20 - Polysiloxanes contenant du silicium lié à des groupes aliphatiques non saturés
C08G 77/388 - Polysiloxanes modifiés par post-traitement chimique contenant des atomes autres que le carbone, l'hydrogène, l'oxygène ou le silicium contenant de l'azote
C08G 77/392 - Polysiloxanes modifiés par post-traitement chimique contenant des atomes autres que le carbone, l'hydrogène, l'oxygène ou le silicium contenant du soufre
C08L 83/10 - Copolymères séquencés ou greffés contenant des segments de polysiloxanes
G02B 1/04 - Éléments optiques caractérisés par la substance dont ils sont faitsRevêtements optiques pour éléments optiques faits de substances organiques, p. ex. plastiques
A system and method quantify light exposure of a patient's retina during an ophthalmic procedure. A light source illuminates the patient's retina with directed light during the procedure to produce an illuminated retina surface. A camera collects image data of the illuminated retina surface. An electronic control unit (ECU) in communication with the camera and an indicator device receives the image data, calculates a cumulative energy spectral density of the directed light falling incident upon the retina, and executes a control action indicative of possible light toxicity in response to the cumulative energy spectral density exceeding a light toxicity threshold, including activating the indicator device. The illuminated retina surface may be divided into virtual zones, with the ECU mapping the cumulative energy spectral density to the illuminated retina surface. Each of the optional zones has a corresponding cumulative energy spectral density.
The present disclosure generally relates to surgical instruments having variable stiffness, and more particularly, surgical instruments having variable stiffness for ophthalmic surgical procedures. In certain embodiments, a surgical instrument includes a base unit, a probe, a stiffener, and an actuation mechanism. The stiffener is formed of a hollow tubular member substantially surrounding at least a portion of a length of the probe. The actuation mechanism is configured to actuate the stiffener along the length of the probe and adjust the stiffness of the probe, thus providing a user better control of the surgical instrument. The actuation mechanism includes a stiffener biasing device configured to apply a first biasing force against the stiffener in the distal direction and, in some embodiments, a control member configured to lock the stiffener in a position along the length of the probe.
Particular embodiments disclosed herein provide a surgical instrument comprising a device having a proximal end and a functional end configured to be inserted into a body part, an assembly having a proximal end and a distal end, a shaft coupled to the proximal end of the assembly, the shaft having a shaft housing, a bearing positioned around the assembly, wherein the bearing is configured to slide over the assembly, a hub having a sleeve tube. The basket comprises a plurality of grooved levers, each grooved lever having a proximal end received by the shaft housing and a distal end coupled to a tip of the basket, wherein compressing one or more of the plurality of grooved levers moves the bearing and the hub relative to the shaft and toward the functional end of the device, causing the sleeve tube to transition the device from the deactivated state to an activated state.
Systems and methods for performing robotic surgery are provided. The system may include a robotic manipulator having a working end coupled to a base by a plurality of joints and links, a surgical tool having a tool portion and a connector portion coupled to the working end of the robotic manipulator, and a control system having a tool interface operable to communicate with the surgical tool, a robotic manipulator interface communicatively coupled to the robotic manipulator, and a processor coupled to the tool interface and the robotic manipulator interface. The processor may be configured to receive data from the surgical tool and control the robotic manipulator based on the data received from the surgical tool. The method may include receiving data from a surgical tool connected to a working end of a robotic manipulator and controlling the robotic manipulator based on the data received from the surgical tool.
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux
A61B 90/00 - Instruments, outillage ou accessoires spécialement adaptés à la chirurgie ou au diagnostic non couverts par l'un des groupes , p. ex. pour le traitement de la luxation ou pour la protection de bords de blessures
A61B 90/98 - Moyens d’identification pour les patients ou les instruments, p. ex. étiquettes utilisant des moyens électromagnétiques, p. ex. transpondeurs
A61F 9/007 - Procédés ou dispositifs pour la chirurgie de l'œil
An ophthalmic assembly includes a frame, flange, and light emitter. The frame supports an optical lens. A first end of the flange is connected to the frame. A second end of the flange rests on a pars plana region of the sclera of a patient's eye. The light emitter is connected to the flange proximate the second end to direct light into a vitreous cavity of the patient's eye. This occurs through the sclera at the pars plana region and uniformly illuminates the vitreous. A transscleral illumination system includes the ophthalmic assembly and a processor in communication with the light emitter. A setting of the light emitter may be controllable via the processor, e.g., in response to a user input signal.
A61B 3/00 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux
A61B 3/117 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure objective, c.-à-d. instruments pour l'examen des yeux indépendamment des perceptions ou des réactions du patient pour examiner la chambre antérieure ou l'angle de la chambre antérieure, p. ex. gonioscopes
A61F 9/009 - Dispositifs auxiliaires destinés à réaliser un contact avec le globe oculaire et un couplage de la lumière laser
A61B 3/14 - Dispositions spécialement adaptées à la photographie de l'œil
Described herein is a UV/HEVL-filtering SiHy contact lens that not only has a relatively high UV/HEVL filtering capability but also has an aesthetic appealing color. The bulk silicone hydrogel of the UV/HEVL-filtering SiHy contact lens comprises repeating units of (1) at least one hydrophilic vinylic monomer, (2) at least one siloxane-containing vinylic monomer and/or at least one polysiloxane vinylic crosslinker, (3) at least one UV-absorbing vinylic monomer, and (4) a least one polymerizable HEVL-absorbing compound capable of absorbing HEVL between 380 nm and 450 nm and also comprises at least one blue-tinting agent and at least one optical brightener distributed therein.
G02B 1/04 - Éléments optiques caractérisés par la substance dont ils sont faitsRevêtements optiques pour éléments optiques faits de substances organiques, p. ex. plastiques
B29D 11/00 - Fabrication d'éléments optiques, p. ex. lentilles ou prismes
A method, instructions for which are executed from a computer-readable medium, calibrates a robotic camera system having a digital camera connected to an end-effector of a serial robot. The end-effector and camera move within a robot motion coordinate frame (“robot frame”). The method includes acquiring, using the camera, a reference image of a target object on an image plane having an optical coordinate frame, and receiving input signals, including a depth measurement and joint position signals. Separate roll and pitch offsets are determined of a target point within the reference image with respect to the robot frame while moving the robot. Offsets are also determined with respect to x, y, and z axes of the robot frame while moving the robot through another motion sequence. The offsets are stored in a transformation matrix, which is used to control the robot during subsequent operation of the camera system.
Described herein is a UV/HEVL-filtering SiHy contact lens that not only has a relatively high UV/HEVL filtering capability but also has an aesthetic appealing color. The bulk silicone hydrogel of the UV/HEVL-filtering SiHy contact lens comprises repeating units of (1) at least one hydrophilic vinylic monomer, (2) at least one siloxane-containing vinylic monomer and/or at least one polysiloxane vinylic crosslinker, (3) at least one UV-absorbing vinylic monomer, and (4) a least one polymerizable HEVL-absorbing compound capable of absorbing HEVL between 380 nm and 450 nm and also comprises at least one blue-tinting agent and at least one optical brightener distributed therein.
G02B 1/04 - Éléments optiques caractérisés par la substance dont ils sont faitsRevêtements optiques pour éléments optiques faits de substances organiques, p. ex. plastiques
The present disclosure generally relates to a trans-eustachian multi-function system. The trans-eustachian multi-function system comprises a body configured for disposition within a eustachian tube, the body comprising a proximal end, a distal end, a transverse cross-sectional shape, a longitudinally-extending length, an outer wall configured for disposition proximate a wall of the eustachian tube, and an inner portion defining a passageway; and a distal anchor disposed proximate the distal end, the distal anchor configured to releasably anchor the body against the wall of the eustachian tube.
Embodiments of the present disclosure generally relate to systems and methods for measuring intraocular pressure (IOP) during ophthalmic surgery. In some embodiments, a method for measuring IOP is provided. The method includes measuring fluid pressure in a fluid flow path of a handpiece device using a pressure sensor disposed therein to obtain a fluid pressure measurement, determining a sensor temperature measurement of the pressure sensor, determining a predicted sensor zero offset based on the sensor temperature measurement using a determined zero offset correlation function, and adjusting the fluid pressure measurement with the predicted sensor zero offset to obtain an adjusted fluid pressure measurement.
A61F 9/007 - Procédés ou dispositifs pour la chirurgie de l'œil
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux
A61B 90/00 - Instruments, outillage ou accessoires spécialement adaptés à la chirurgie ou au diagnostic non couverts par l'un des groupes , p. ex. pour le traitement de la luxation ou pour la protection de bords de blessures
G16H 20/40 - TIC spécialement adaptées aux thérapies ou aux plans d’amélioration de la santé, p. ex. pour manier les prescriptions, orienter la thérapie ou surveiller l’observance par les patients concernant des thérapies mécaniques, la radiothérapie ou des thérapies invasives, p. ex. la chirurgie, la thérapie laser, la dialyse ou l’acuponcture
G16H 40/63 - TIC spécialement adaptées à la gestion ou à l’administration de ressources ou d’établissements de santéTIC spécialement adaptées à la gestion ou au fonctionnement d’équipement ou de dispositifs médicaux pour le fonctionnement d’équipement ou de dispositifs médicaux pour le fonctionnement local
98.
MODULAR INTRAOCULAR LENS DESIGNS, TOOLS AND METHODS
The Regents of the University of Colorado, a body corporate (USA)
Inventeur(s)
Kahook, Malik Y.
Sussman, Glenn
Zacher, Rudolph F.
Mclean, Paul J.
Uy, Harvey
Cionni, Robert
Solomon, Kerry
Abrégé
Modular IOL systems including a base and a lens, wherein the lens includes tabs for connection to the base. The modular IOL allows for the lens to be adjusted or exchanged while leaving the base in place, either intra-operatively or post-operatively.
The present disclosure generally relates to a trans-eustachian multi-function system. The trans-eustachian multi-function system comprises a body configured for disposition within a eustachian tube, the body comprising a proximal end, a distal end, a transverse cross-sectional shape, a longitudinally-extending length, an outer wall configured for disposition proximate a wall of the eustachian tube, and an inner portion defining a passageway; and a distal anchor disposed proximate the distal end, the distal anchor configured to releasably anchor the body against the wall of the eustachian tube.
A61B 1/00 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments
A61B 1/015 - Commande de l'alimentation en fluide ou de l'évacuation de fluide
A61B 1/018 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments caractérisés par les conduits internes ou par leurs accessoires destinés à recevoir des instruments
A61B 1/227 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments pour les oreilles, c.-à-d. otoscopes
100.
SYSTEMS AND METHODS FOR DYNAMIC THERMAL COMPENSATION
Embodiments of the present disclosure generally relate to systems and methods for measuring intraocular pressure (IOP) during ophthalmic surgery. In some embodiments, a method for measuring IOP is provided. The method includes measuring fluid pressure in a fluid flow path of a handpiece device using a pressure sensor disposed therein to obtain a fluid pressure measurement, determining a sensor temperature measurement of the pressure sensor, determining a predicted sensor zero offset based on the sensor temperature measurement using a determined zero offset correlation function, and adjusting the fluid pressure measurement with the predicted sensor zero offset to obtain an adjusted fluid pressure measurement.
A61F 9/007 - Procédés ou dispositifs pour la chirurgie de l'œil
A61M 1/00 - Dispositifs de succion ou de pompage à usage médicalDispositifs pour retirer, traiter ou transporter les liquides du corpsSystèmes de drainage
G01L 27/00 - Test ou étalonnage des appareils pour la mesure de la pression des fluides
A61B 18/00 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci
