Disclosed herein is an ultrasound system for accessing a vasculature of a patient. The ultrasound system is configured to depict an enhanced ultrasound image of a subcutaneous portion of the patient including an icon surrounding a target vessel depicted on the display. The icon indicates to a clinician the target vessel is within range of a percentage vessel occupancy or vessel purchase length depending on a size of cannula or angle of insertion. The icon can also indicate blood flow strength, vessel type, or vessel deformation. The enhanced image can further include cannula trajectory guidelines and visual alerts for the clinician if the cannula tip can potentially backwall the vessel. Additional icons can indicate obstructions disposed on the cannula trajectory.
An ultrasound probe for sustained spatial attention. The ultrasound probe can include a display screen on a visible side of the ultrasound probe, the display screen coupled to ultrasound imaging components in the ultrasound probe, the ultrasound imaging components configured to capture live subcutaneous images and render the live subcutaneous images on the display screen. The ultrasound probe can further include one or more needle trajectories depicted on the display over the live subcutaneous images, the one or more needle trajectories configured to assist a user in guided insertion of a needle into an anatomical target under the ultrasound probe. The ultrasound probe can further include a light-pattern projector on the visible side of the ultrasound probe adjacent the display screen, the light-pattern projector configured to project a light pattern corresponding to a subcutaneous depth accessible by a needle.
A61B 34/20 - Systèmes de navigation chirurgicaleDispositifs pour le suivi ou le guidage d'instruments chirurgicaux, p. ex. pour la stéréotaxie sans cadre
A61B 8/00 - Diagnostic utilisant des ondes ultrasonores, sonores ou infrasonores
A placement system for tracking, placing, and monitoring a catheter assembly or other medical device inserted into a body of a patient is disclosed. The placement system utilizes optical fiber-based strain sensors to assist with catheter placement. In one embodiment, the placement system comprises a console including a processor and a plurality of optical fiber-based strain sensors included with the catheter. A light source is also included and configured to operably connect with the strain sensors and produce outgoing optical signals incident on the strain sensors. A photodetector is included and configured to operably connect with the strain sensors and receive return optical signals from the strain sensors. A processor is configured to process data from the return optical signals. The data relates to an aspect of the catheter. A user interface such as a display is configured to communicate information relating to the aspect of the catheter.
G01L 5/161 - Appareils ou procédés pour la mesure des forces, du travail, de la puissance mécanique ou du couple, spécialement adaptés à des fins spécifiques pour la mesure de plusieurs composantes de la force en utilisant des variations de résistance ohmique
A61B 5/00 - Mesure servant à établir un diagnostic Identification des individus
A61B 5/01 - Mesure de la température de parties du corps
A61B 5/0215 - Mesure de la pression dans le cœur ou dans les vaisseaux sanguins par des moyens introduits dans le corps
A61B 5/06 - Dispositifs autres que ceux à radiation, pour détecter ou localiser les corps étrangers
A61B 8/12 - Diagnostic utilisant des ondes ultrasonores, sonores ou infrasonores dans des cavités ou des conduits du corps, p. ex. en utilisant des cathéters
A61B 34/20 - Systèmes de navigation chirurgicaleDispositifs pour le suivi ou le guidage d'instruments chirurgicaux, p. ex. pour la stéréotaxie sans cadre
A61M 25/01 - Introduction, guidage, avance, mise en place ou maintien en position des cathéters
G01L 1/24 - Mesure des forces ou des contraintes, en général en mesurant les variations des propriétés optiques du matériau quand il est soumis à une contrainte, p. ex. par l'analyse des contraintes par photo-élasticité
4.
System and Method for Imaging Implanted Medical Devices
A vascular access device (VAD) monitoring system includes a VAD with a catheter tube that is subcutaneously disposed and incorporates a fluorescent dye. An optical imaging system is also provided, comprising a light source emitting infrared (IR) excitation light and a camera capable of detecting signal light emitted by the fluorescent dye upon exposure to the excitation light. This enables real-time monitoring of the VAD, allowing for the detection of any potential complications or issues related to the vascular access device. The combination of the catheter tube with the fluorescent dye and the optical imaging system provides a non-invasive and efficient means of monitoring the VAD, enhancing patient safety and improving overall healthcare outcomes.
A vascular access device (VAD) monitoring system includes a VAD with a catheter tube that is subcutaneously disposed and incorporates a fluorescent dye. An optical imaging system is also provided, comprising a light source emitting infrared (IR) excitation light and a camera capable of detecting signal light emitted by the fluorescent dye upon exposure to the excitation light. This enables real-time monitoring of the VAD, allowing for the detection of any potential complications or issues related to the vascular access device. The combination of the catheter tube with the fluorescent dye and the optical imaging system provides a non- invasive and efficient means of monitoring the VAD, enhancing patient safety and improving overall healthcare outcomes.
Microcirculation assessment systems and methods for determining a systemic response of a patient which may be related to sepsis. A microcirculation assessment device coupled with a patient obtains a microcirculation assessment of the patient. System logic applies an algorithm to the microcirculation assessment to indirectly determine the systemic response. Artificial intelligence and/or machine learning logic collects microcirculation assessment data and corresponding actual systemic responses to define the algorithm that correlates microcirculation assessment with systemic response. System logic may recommend a therapy based the systemic response. System logic may also govern the operation of therapy equipment to deliver a therapy. The microcirculation assessment device may utilize any suitable technology to obtain the microcirculation assessment, such as ultrasound, video capillaroscopy, or thermal imaging, for example. The microcirculation assessment device may be a wearable device or incorporated into hospital bed. Therapy may include body temperature modulation, oxygenation, or infusate delivery.
Microcirculation assessment systems and methods for determining a systemic response of a patient which may be related to sepsis. A microcirculation assessment device coupled with a patient obtains a microcirculation assessment of the patient. System logic applies an algorithm to the microcirculation assessment to indirectly determine the systemic response. Artificial intelligence and/or machine learning logic collects microcirculation assessment data and corresponding actual systemic responses to define the algorithm that correlates microcirculation assessment with systemic response. System logic may recommend a therapy based the systemic response. System logic may also govern the operation of therapy equipment to deliver a therapy. The microcirculation assessment device may utilize any suitable technology to obtain the microcirculation assessment, such as ultrasound, video capillaroscopy, or thermal imaging, for example. The microcirculation assessment device may be a wearable device or incorporated into hospital bed. Therapy may include body temperature modulation, oxygenation, or infusate delivery.
An ultrasound probe includes a light source configured to project a visual indication onto a skin surface of the patient. The visual indication includes different visual characteristics that are based on characteristics of the anatomical target such as a location with respect to the probe and/or an identification of an anatomical target as a vein or as an anatomical element other than a vein, such as an artery. Visual characteristics include shapes, locations, and/or colors of the projected visual indication. Logic of the probe performs location and/or identification processes on ultrasound image data that may include applying trained machine-learning models to the ultrasound image data. Some embodiments, include a virtual/augmented reality headset and/or a needle tracking system. An ultrasound system includes machine-learning logic that generates the trained machine-learning models from historical ultrasound image data sets and actual anatomical target location/identification data sets.
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
An ultrasound probe includes a light source configured to project a visual indication onto a skin surface of the patient. The visual indication includes different visual characteristics that are based on characteristics of the anatomical target such as a location with respect to the probe and/or an identification of an anatomical target as a vein or as an anatomical element other than a vein, such as an artery. Visual characteristics include shapes, locations, and/or colors of the projected visual indication. Logic of the probe performs location and/or identification processes on ultrasound image data that may include applying trained machine-learning models to the ultrasound image data. Some embodiments, include a virtual/ augmented reality headset and/or a needle tracking system. An ultrasound system includes machine-learning logic that generates the trained machine-learning models from historical ultrasound image data sets and actual anatomical target location/identification data sets.
An infection-sensing medical system can include an indwelling medical device and a dedicated computing device. The indwelling medical device can include an intracorporeal conduit configured to be percutaneously inserted into a blood vessel of a patient and a microcontroller integrated into a portion of the indwelling medical device. The microcontroller can include a chemical-sensor module and one or more chemical sensors configured to generate electrical signals in response to interactions with one or more volatile organic chemicals ("VOCs") associated with the patient. The microcontroller can also include a microcontroller processor configured to generate chemical-sensor data from the electrical signals. The dedicated computing device can include a computing-device processor configured to generate one or more observed chemical signatures from the chemical-sensor data as well as determine whether the patient has a microbial infection by comparison of the one-or-more observed chemical signatures to known chemical signatures for microbial infections.
A61B 5/08 - Dispositifs de mesure pour examiner les organes respiratoires
A61B 5/145 - Mesure des caractéristiques du sang in vivo, p. ex. de la concentration des gaz dans le sang ou de la valeur du pH du sang
A61B 5/1473 - Mesure des caractéristiques du sang in vivo, p. ex. de la concentration des gaz dans le sang ou de la valeur du pH du sang en utilisant des procédés chimiques ou électrochimiques, p. ex. par des moyens polarographiques invasifs, p. ex. introduits dans le corps par un cathéter
A61B 5/00 - Mesure servant à établir un diagnostic Identification des individus
11.
Shape-Sensing Systems with Filters and Methods Thereof
A shape-sensing system can include a stylet, an optical interrogator, a console, and a display screen. The stylet can include an optical fiber with fiber Bragg grating (“FBG”) sensors along a length of the optical fiber. The optical interrogator can be configured to send input optical signals into the optical fiber and receive FBG sensor-reflected optical signals from the optical fiber. The console can be configured to convert the reflected optical signals with the aid of filtering algorithms of some optical signal-converter algorithms into plottable data for displaying plots thereof on the display screen. The plots can include a plot of curvature vs. time for each FBG sensor of a selection of the FBG sensors for identifying a distinctive change in strain of the optical fiber as the stylet is advanced into a superior vena cava of a patient.
G01B 11/24 - Dispositions pour la mesure caractérisées par l'utilisation de techniques optiques pour mesurer des contours ou des courbes
G01B 11/16 - Dispositions pour la mesure caractérisées par l'utilisation de techniques optiques pour mesurer la déformation dans un solide, p. ex. indicateur optique de déformation
12.
System and Method for Suggesting Catheter Parameters
A vasculature assessment device includes an imaging probe configured to acquire raw image data of a blood vessel of a patient and a device module having a console coupled with the imaging probe. Logic stored in memory device module determines blood vessel data from the raw image data and applies a trained machine learning model to the blood vessel data to determine suggested catheter parameters for catheter to be inserted within the blood vessel. A vasculature assessment system includes a plurality of the vasculature assessment devices and a computing system coupled with the vasculature assessment devices. Machine learning logic of the computing system performs a machine learning algorithm on historical catheter placement data sets to define the trained machine learning model.
A61B 8/00 - Diagnostic utilisant des ondes ultrasonores, sonores ou infrasonores
A61B 8/12 - Diagnostic utilisant des ondes ultrasonores, sonores ou infrasonores dans des cavités ou des conduits du corps, p. ex. en utilisant des cathéters
G16H 10/60 - TIC spécialement adaptées au maniement ou au traitement des données médicales ou de soins de santé relatives aux patients pour des données spécifiques de patients, p. ex. pour des dossiers électroniques de patients
13.
SYSTEM AND METHOD FOR SUGGESTING CATHETER PARAMETERS
A vasculature assessment device includes an imaging probe configured to acquire raw image data of a blood vessel of a patient and a device module having a console coupled with the imaging probe. Logic stored in memory device module determines blood vessel data from the raw image data and applies a trained machine learning model to the blood vessel data to determine suggested catheter parameters for catheter to be inserted within the blood vessel. A vasculature assessment system includes a plurality of the vasculature assessment devices and a computing system coupled with the vasculature assessment devices. Machine learning logic of the computing system performs a machine learning algorithm on historical catheter placement data sets to define the trained machine learning model.
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
A blood vessel detection device includes a pair of light sources that project lights having different wavelengths through the skin into a detection area of a patient and a photodetector that receives reflected lights originating from the light sources. Logic of a microcontroller of the device processes the intensity data related to the reflected lights having the different wavelengths to determine the presence of a blood vessel within the detection area and/or the identity of the blood vessel as a vein or an artery. The wavelengths are chosen such that hemoglobin within a blood vessel reduces the reflected light intensity different amounts according to an oxygen content of the hemoglobin. The intensities of one or both reflected lights is used to detect the presence of a blood vessel and a difference or a ratio of the intensities is used to identify the blood vessel as a vein vs an artery.
A61B 5/00 - Mesure servant à établir un diagnostic Identification des individus
A61B 5/15 - Dispositifs de prélèvement d'échantillons de sang
A61M 5/42 - Dispositifs pour faire pénétrer des agents dans le corps par introduction sous-cutanée, intravasculaire ou intramusculaireAccessoires à cet effet, p. ex. dispositifs de remplissage ou de nettoyage, appuis-bras avec des moyens pour insensibiliser la peau, pour soulever la peau en vue de faciliter la piqûre ou pour localiser le point du corps où la piqûre doit être effectuée
An apparatus and method for a stepped needle for an intraosseous device that uses the outer surface of the bone cortex as a reference point. Since the thickness of the bone cortex does not vary significantly between patients, the accuracy of needle placement can be improved. The device includes a needle with a stepped increase in outer diameter disposed along the needle shaft. The abrupt change in outer diameter provides a substantial increase in insertion force. The stepped increase prevents any further insertion into the bone cortex. Embodiments can include a tapered needle lumen for medullary access confirmation and an overtube that is rotatably and slidably engaged to protect surrounding tissues and prevent needle stick injuries. Further, a needle hub can be rotatable or slidable, and can transition an overtube to an extended position to prevent accidental needle stick injuries.
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
16.
Fiber Optic Medical Systems and Devices with Atraumatic Tip
Medical systems and devices include an elongate probe configured for insertion into a patient, where the elongate probe includes an atraumatic tip and where the atraumatic tip can include one or more of a loop, a curl, coil, a flexible distal region, and a steerable distal region. The distal region can be configured to transition away from a first shape toward a second shape upon insertion of the elongate probe within the patient. The optical fiber can include sensing core fibers configured to facilitate a determination of a physical state of the elongate probe. The elongate probe can also be configured to project illuminating light away from a distal end and receive imaging light at the distal end. The elongate probe can include a catheter.
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 1/07 - 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 avec dispositifs d'éclairement utilisant des moyens conduisant la lumière, p. ex. des fibres optiques
An antimicrobial catheter can include one or more polymeric inserts of a filled polymer in a catheter tube, a catheter hub, one or more extension legs, one or more extension-leg fittings or a combination thereof. Each polymeric insert of the one-or-more polymeric inserts can provide a portion of a luminal surface in a catheter component selected from the catheter tube, the catheter hub, the one-or-more extension legs, and the one-or-more extension-leg fittings. Further, each polymeric insert of the one-or-more polymeric inserts can elute one or more antimicrobial metal species therefrom upon contact with a liquid. A method of making such an antimicrobial catheter can include a polymeric insert-molding operation of molding a plurality of the polymeric inserts as well as a catheter component-molding operation of molding a plurality of at least one catheter component selected from the catheter tube, the catheter hub, an extension leg, and an extension-leg fitting.
A system and method for determining a difficult venous access of a patient. Logic processes meta data acquired by a vasculature assessment device coupled with the patient. The meta data, e.g., vessel diameter, vessel depth, vessel wall thickness, vessel wall elasticity, tissue elasticity, tissue profusion, blood flow rate, or hydration level. The logic further determines a difficult venous access by performing an algorithm on the meta data. The algorithm is defined utilizing machine learning techniques applied to an ongoing collection data sets acquired from a plurality of systems across a plurality of patients undergoing catheter insertion events. The data set may also include patient data such as weight, age, etc. The vasculature assessment device may include ultrasound imaging, infrared imaging, molecular imaging, Raman spectroscopy, or optical coherence tomography to acquire one or both of three-dimensional imaging data and the meta data.
A61B 5/02 - Détection, mesure ou enregistrement en vue de l'évaluation du système cardio-vasculaire, p. ex. mesure du pouls, du rythme cardiaque, de la pression sanguine ou du débit sanguin
A61B 5/00 - Mesure servant à établir un diagnostic Identification des individus
A61B 5/029 - Mesure du débit de sang à la sortie du cœur, p. ex. volume éjecté par minute
A system and method for determining a difficult venous access of a patient. Logic processes meta data acquired by a vasculature assessment device coupled with the patient. The meta data, e.g., vessel diameter, vessel depth, vessel wall thickness, vessel wall elasticity, tissue elasticity, tissue profusion, blood flow rate, or hydration level. The logic further determines a difficult venous access by performing an algorithm on the meta data. The algorithm is defined utilizing machine learning techniques applied to an ongoing collection data set acquired from a plurality of systems across a plurality of patients undergoing catheter insertion events. The data set may also include patient data such as weight, age, etc. The vasculature assessment device may include ultrasound imaging, infrared imaging, molecular imaging, Raman spectroscopy, or optical coherence tomography to acquire one or both of three-dimensional imaging data and the meta data.
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
An antimicrobial catheter (100) can include one or more polymeric inserts (110) of a filled polymer in a catheter tube (102), a catheter hub (104), one or more extension legs (106), one or more extension- leg fittings (108) or a combination thereof. Each polymeric insert of the one-or-more polymeric inserts can provide a portion of a luminal surface (112) in a catheter component selected from the catheter tube, the catheter hub, the one-or-more extension legs, and the one- or-more extension-leg fittings. Further, each polymeric insert of the one-or-more polymeric inserts can elute one or more antimicrobial metal species (116) therefrom upon contact with a liquid. A method of making such an antimicrobial catheter can include a polymeric insert- molding operation of molding a plurality of the polymeric inserts as well as a catheter component-molding operation of molding a plurality of at least one catheter component selected from the catheter tube, the catheter hub, an extension leg, and an extension-leg fitting.
A61L 29/12 - Matériaux composites, c.-à-d. en couches ou contenant un matériau dispersé dans une matrice constituée d'un matériau analogue ou différent
21.
CATHETER ASSEMBLIES WITH MEANS FOR MECHANICALLY INHIBITING FORMATION OF OCCLUSIONS
A catheter assembly can include a catheter (100), a controller (104), and an internal power source (106). The catheter can include a catheter tube (108) and a catheter hub (102), wherein a proximal-end portion of the catheter tube can be disposed in the catheter hub. The catheter tube can incorporate a plurality of piezoelectric transducers (112) into a length of the catheter tube. The plurality of piezoelectric transducers can be configured as a plurality of vibrators for vibrating and, thereby, inhibiting buildup of biomaterial on a luminal or abluminal surface of the catheter tube by way of vibrations along the length of the catheter tube when the catheter tube is placed in a vasculature. The controller can include a processor and memory, wherein the controller can be configured to control at least the plurality of piezoelectric transducers. The internal power source can be configured to power the controller and the plurality of piezoelectric transducers.
A catheter assembly can include a catheter, a controller, and an internal power source. The catheter can include a catheter tube and a catheter hub, wherein a proximal-end portion of the catheter tube can be disposed in the catheter hub. The catheter tube can incorporate a plurality of piezoelectric transducers into a length of the catheter tube. The plurality of piezoelectric transducers can be configured as a plurality of vibrators for vibrating and, thereby, inhibiting buildup of biomaterial on a luminal or abluminal surface of the catheter tube by way of vibrations along the length of the catheter tube when the catheter tube is placed in a vasculature. The controller can include a processor and memory, wherein the controller can be configured to control at least the plurality of piezoelectric transducers. The internal power source can be configured to power the controller and the plurality of piezoelectric transducers.
An insertion tool for inserting a catheter into a patient's body is disclosed. The insertion tool unifies needle insertion, guidewire advancement, and catheter insertion in a single device. In one embodiment, the insertion tool comprises a housing (54) in which at least a portion of the catheter (42) is initially disposed, a hollow needle (16) distally extending from the housing with at least a portion of the catheter pre-disposed over the needle, and a guidewire (22) pre-disposed within the needle. A guidewire advancement assembly (20) is also included for selectively advancing the guidewire distally past a distal end of the needle in preparation for distal advancement of the catheter. A catheter advancement assembly (140) is also included for selectively advancing the catheter into the patient. The catheter advancement assembly includes a mechanical advantage mechanism (1200) coupled between the slide of the insertion tool and the catheter.
An insertion tool for inserting a catheter into a patient's body is disclosed. The insertion tool unifies needle insertion, guidewire advancement, and catheter insertion in a single device. In one embodiment, the insertion tool comprises a housing in which at least a portion of the catheter is initially disposed, a hollow needle distally extending from the housing with at least a portion of the catheter pre-disposed over the needle, and a guidewire pre-disposed within the needle. A guidewire advancement assembly is also included for selectively advancing the guidewire distally past a distal end of the needle in preparation for distal advancement of the catheter. A catheter advancement assembly is also included for selectively advancing the catheter into the patient. The catheter advancement assembly includes a mechanical advantage mechanism coupled between the slide of the insertion tool and the catheter.
A system, apparatus and method directed to placing a medical instrument in a vasculature of a patient body, the system including an optical fiber with one or more core fibers. The system can include a console having non-transitory computer-readable medium storing logic that, when executed, causes operations of providing an incident light signal to the optical fiber, receiving a reflected light signal of the incident light, wherein the reflected light signal is reflected from at least one of red blood cells or tissue within the patient body, processing the reflected light signal to determine an oxygen level within the patient body near a distal tip of the optical fiber. The method can include determining a location of the distal tip of the optical fiber within the patient body at least based on the oxygen level.
Devices, systems, and methods for minimizing or preventing contamination of sterile medical devices during magnetization. A magnetizer cover can be used to maintain sterility of a medical device while magnetizing the medical device. The magnetizer cover can include a base and a protective portion. The magnetizer cover can also include a grip tab extending from the base. The protective portion can include a funnel and a funnel stem to protect a magnetizable portion of the medical device from contacting the magnetizer.
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux
A61M 5/32 - AiguillesParties constitutives des aiguilles relatives au raccordement de celles-ci à la seringue ou au manchonAccessoires pour introduire l'aiguille dans le corps ou l'y maintenirDispositifs pour la protection des aiguilles
Catheter placement assemblies 100 having automatic guidewire disengagement can include a handle 170 and seal housing 180 assembly defining a needle lumen 172 and guidewire lumen 174. Once the vasculature is accessed, the guidewire 130 advances through the handle guidewire lumen to a target location. The needle is withdrawn proximally through the handle needle lumen with a first force. When the needle tip is withdrawn into the seal housing, the seal housing locks to the needle tip. Applying a second, greater force urges the seal housing to disengage the handle. The seal housing is retained in place by a detent 178 and/or timing lock mechanism 190. The seal housing mitigates needle stick injuries and allows the needle and seal housing assembly to be removed, allowing for unobstructed advancement of the catheter over the guidewire.
A system, apparatus and method are directed to a magnetizer comprising at least one magnetizing element and an irradiation source. The housing defines a cavity that communicates with an opening. By placing a medical device, e.g. a needle, through the opening and into the cavity exposes the needle to the irradiation source while being magnetized to imprint a magnetic signature. Optionally, a switching mechanism can be actuated when the needle passes through/engages the opening and actuates the irradiation source and/or magnetizing element. Advantageously, the needle can be sterilized while being magnetized. Further, the cavity can be sterilized to prevent contaminating the needle during magnetization.
A61L 2/10 - Procédés ou appareils de désinfection ou de stérilisation de matériaux ou d'objets autres que les denrées alimentaires ou les lentilles de contactAccessoires à cet effet utilisant des phénomènes physiques des radiations des ultraviolets
A61B 90/98 - Moyens d’identification pour les patients ou les instruments, p. ex. étiquettes utilisant des moyens électromagnétiques, p. ex. transpondeurs
A system, apparatus and method are directed to a magnetizer comprising at least one magnetizing element and an irradiation ssoouurrccee.. The housing defines a cavity that communicates with an opening. By placing a medical device, e.g., a needle, through the opening and into the cavity exposes the needle to the irradiation source while being magnetized to imprint a magnetic signature. Optionally, a switching mechanism can be actuated when the needle passes through / engages the opening and actuates the irradiation source and/or magnetizing element. Advantageously, the needle can be sterilized while being magnetized. Further, the cavity can be sterilized to prevent contaminating the needle during magnetization.
A61L 2/10 - Procédés ou appareils de désinfection ou de stérilisation de matériaux ou d'objets autres que les denrées alimentaires ou les lentilles de contactAccessoires à cet effet utilisant des phénomènes physiques des radiations des ultraviolets
A01M 5/00 - Capture des insectes dans les champs, jardins ou forêts, au moyen d'appareillages mobiles
H01F 13/00 - Appareils ou procédés pour l'aimantation ou pour la désaimantation
30.
Automated Guidewire Extraction Systems and Methods
Catheter placement assemblies having automatic guidewire disengagement can include a handle and seal housing assembly defining a needle lumen and guidewire lumen. Once the vasculature is accessed, the guidewire advances through the handle guidewire lumen to a target location. The needle is withdrawn proximally through the handle needle lumen with a first force. When the needle tip is withdrawn into the seal housing, the seal housing locks to the needle tip. Applying a second, greater force urges the seal housing to disengage the handle. The seal housing is retained in place by a detent and/or timing lock mechanism. As the seal housing is urged proximally, a support pin retains the guidewire in place causing the guidewire to automatically disengage the seal housing. The seal housing mitigates needle stick injuries and allows the needle and seal housing assembly to be removed, allowing for unobstructed advancement of the catheter over the guidewire.
Connection systems and methods for establishing optical and electrical connections through a drape are disclosed. A connection system can include a plug and a receptacle, the plug being configured to insert into the receptacle with the drape therebetween. The plug can include an optical terminal extending from a plug housing and an electrical terminal extending from the plug housing. The electrical terminal can be configured as a piercing element for piercing the drape. The receptacle can include an optical receiver within a receptacle housing and an electrical receiver within the receptacle housing. The optical receiver can be configured to form the optical connection with the optical terminal, and the electrical receiver can be configured to form the electrical connection with the electrical terminal when the plug is inserted into the receptacle with the drape therebetween.
A system and method for monitoring sepsis in a patient. Logic processes ultrasound image data acquired by one or more pads applied to the patient. The logic determines vascular parameters values, such as blood vessel size or shape, and the logic further determines a sepsis status and/or progression from the vascular parameter values by performing an algorithm on the vascular parameter values. The algorithm is defined utilizing artificial intelligence techniques applied to an ongoing collection data sets acquired from a plurality of sepsis monitoring systems across a plurality of patients undergoing sepsis events, where each data set includes one or more vascular parameter values and a corresponding independently acquired sepsis status for the sepsis event. The data set may also include patient data such as weight, age, etc. The pads may be wirelessly coupled with a system module. The vascular parameters may include multiple vascular sites on the patient.
G16H 50/30 - 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 calcul des indices de santéTIC 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 l’évaluation des risques pour la santé d’une personne
A triphalangeal stabilization feature for an ultrasound probe includes a stationary member, a manipulation member, and a locking member. The stationary member has a shape conforming to an outer surface of the ultrasound probe. The manipulation member is slidingly coupled to the stationary member and extends away from the stationary member to provide a surface for one or more of a user's fingers. The locking member is configured to prevent movement of the manipulation member with respect to the stationary member at one or more different positions along the stationary member.
A system and method for monitoring sepsis in a patient. Logic processes ultrasound image data acquired by one or more pads applied to the patient. The logic determines vascular parameters values, such as blood vessel size or shape, and the logic further determines a sepsis status and/or progression from the vascular parameter values by performing an algorithm on the vascular parameter values. The algorithm is defined utilizing artificial intelligence techniques applied to an ongoing collection data sets acquired from a plurality of sepsis monitoring systems across a plurality of patients undergoing sepsis events, where each data set includes one or more vascular parameter values and a corresponding independently acquired sepsis status for the sepsis event. The data set may also include patient data such as weight, age, etc. The pads may be wirelessly coupled with a system module. The vascular parameters may include multiple vascular sites on the patient.
A medical system includes a vascular device operatively coupled with a system module. The vascular device includes a pressure measurement capability as the distal end thereof. Logic of the system module acquires and pressure measurements during downstream advancement of the vascular device along a venous vasculature. The logic determines that the distal end of the vascular device is advanced to a defined location, such as the cavoatrial junction, for example, based on a minimum average pressure and/or maximum pressure variation. The vascular device may include a pressure sensor located at the distal end. The pressure sensor may include fiber optic Bragg grating of an optical fiber extending along the vascular device. The vascular device may be central catheter.
Ultrasound gel-treating stations, systems, and methods enable at least germicidal ultraviolet (“UV”)-light treatment of ultrasound gel. For example, an ultrasound gel-treating station can include a housing, a cavity within the housing, and one or more UV-light sources disposed in the cavity or the housing about the cavity. The cavity within the housing can be configured to hold one or more bottles of ultrasound gel. The one-or-more UV-light sources can be configured for irradiating the one-or-more bottles of ultrasound gel with germicidal radiation when the one-or-more bottles of ultrasound gel are disposed in the cavity. Heat dissipated by the one-or-more UV-light sources can warm the one-or-more bottles of ultrasound gel. Additionally or alternatively, the ultrasound gel-treating station can further include one or more heating elements disposed in the cavity or the housing about the cavity for warming the one-or-more bottles of ultrasound gel.
A61L 2/10 - Procédés ou appareils de désinfection ou de stérilisation de matériaux ou d'objets autres que les denrées alimentaires ou les lentilles de contactAccessoires à cet effet utilisant des phénomènes physiques des radiations des ultraviolets
A61L 2/24 - Appareils utilisant des opérations programmées ou automatiques
A medical needle assembly includes a stylet having non-circular cross-sectional shape disposed within the needle lumen. The needle and the stylet each define respective electrodes that enable ascertainment of an electrical property of a body substance adjacent the distal tip of the needle. An electrically insulative coating having a uniform thickness covers the stylet. Wire leads enable connection of the electrodes to a measurement module configured to measure an electrical property of a body substance adjacent a distal end of the needle during insertion. Electrical property measurement enables identification of the location of the needle tip within the patient based on the measurement value. A major diameter of the non-circular cross- sectional shape extends across the needle lumen to create first and second flow paths extending along the lumen on opposite sides of non-circular cross-sectional shape. The first and second flow paths enable blood to flow along the lumen during use.
A61M 5/32 - AiguillesParties constitutives des aiguilles relatives au raccordement de celles-ci à la seringue ou au manchonAccessoires pour introduire l'aiguille dans le corps ou l'y maintenirDispositifs pour la protection des aiguilles
38.
SYSTEM AND METHOD FOR PLACEMENT OF A CENTRAL CATHETER TIP
A medical system includes a vascular device operatively coupled with a system module. The vascular device includes a pressure measurement capability as the distal end thereof. Logic of the system module acquires and pressure measurements during downstream advancement of the vascular device along a venous vasculature. The logic determines that the distal end of the vascular device is advanced to a defined location, such as the cavoatrial junction, for example, based on a minimum average pressure and/or maximum pressure variation. The vascular device may include a pressure sensor located at the distal end. The pressure sensor may include fiber optic Bragg grating of an optical fiber extending along the vascular device. The vascular device may be central catheter.
A61B 5/107 - Mesure de dimensions corporelles, p. ex. la taille du corps entier ou de parties de celui-ci
A61B 5/00 - Mesure servant à établir un diagnostic Identification des individus
A61B 5/02 - Détection, mesure ou enregistrement en vue de l'évaluation du système cardio-vasculaire, p. ex. mesure du pouls, du rythme cardiaque, de la pression sanguine ou du débit sanguin
39.
Optical-Fiber Connector Modules Including Shape-Sensing Systems and Methods Thereof
Optical-fiber connector modules are disclosed. In one example, an optical-fiber connector module can include a receptacle, a cable, and an optical fiber within at least the cable. The receptacle can be configured to accept insertion of a first plug for establishing a first optical connection between the optical-fiber connector module and an optical-fiber stylet of a medical device. The cable can include a second plug for establishing a second optical connection between the optical-fiber connector module and an optical interrogator. The optical fiber can extend from the receptacle through the cable to the second plug. The optical fiber can be configured to convey input optical signals from the optical interrogator to the optical-fiber stylet and reflected optical signals from the optical-fiber stylet to the optical interrogator.
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, apparatus and method directed to detecting damage to an optical fiber. The optical fiber includes core fibers including a plurality of sensors configured to (i) reflect a light signal based on received incident light, and (ii) change a characteristic of the reflected light signal based on experienced strain. The system can include a console having memory storing logic that, when executed, causes operations of providing receiving reflected light signals of different spectral widths of the broadband incident light by one or more of the plurality of sensors, processing the reflected light signals to detect fluctuations of a portion of the optical fiber, and determining a location of the portion of the optical fiber or a defect affecting a vessel in which the portion is disposed based on the detected fluctuations. The portion may be a distal tip of the optical fiber.
G01L 1/24 - Mesure des forces ou des contraintes, en général en mesurant les variations des propriétés optiques du matériau quand il est soumis à une contrainte, p. ex. par l'analyse des contraintes par photo-élasticité
A61B 5/00 - Mesure servant à établir un diagnostic Identification des individus
A61B 5/318 - Modalités électriques se rapportant au cœur, p. ex. électrocardiographie [ECG]
G01D 5/353 - Moyens mécaniques pour le transfert de la grandeur de sortie d'un organe sensibleMoyens pour convertir la grandeur de sortie d'un organe sensible en une autre variable, lorsque la forme ou la nature de l'organe sensible n'imposent pas un moyen de conversion déterminéTransducteurs non spécialement adaptés à une variable particulière utilisant des moyens optiques, c.-à-d. utilisant de la lumière infrarouge, visible ou ultraviolette avec atténuation ou obturation complète ou partielle des rayons lumineux les rayons lumineux étant détectés par des cellules photo-électriques en modifiant les caractéristiques de transmission d'une fibre optique
41.
ULTRASOUND GEL-TREATING STATIONS, SYSTEMS, AND METHODS
Ultrasound gel-treating stations, systems, and methods enable at least germicidal ultraviolet ("UV")-light treatment of ultrasound gel. For example, an ultrasound gel-treating station can include a housing, a cavity within the housing, and one or more UV-light sources disposed in the cavity or the housing about the cavity. The cavity within the housing can be configured to hold one or more bottles of ultrasound gel. The one-or-more UV-light sources can be configured for irradiating the one-or-more bottles of ultrasound gel with germicidal radiation when the one-or-more bottles of ultrasound gel are disposed in the cavity. Heat dissipated by the one-or-more UV-light sources can warm the one-or-more bottles of ultrasound gel. Additionally or alternatively, the ultrasound gel -treating station can further include one or more heating elements disposed in the cavity or the housing about the cavity for warming the one-or-more bottles of ultrasound gel.
A61L 2/10 - Procédés ou appareils de désinfection ou de stérilisation de matériaux ou d'objets autres que les denrées alimentaires ou les lentilles de contactAccessoires à cet effet utilisant des phénomènes physiques des radiations des ultraviolets
A61L 2/00 - Procédés ou appareils de désinfection ou de stérilisation de matériaux ou d'objets autres que les denrées alimentaires ou les lentilles de contactAccessoires à cet effet
A61L 2/04 - Procédés ou appareils de désinfection ou de stérilisation de matériaux ou d'objets autres que les denrées alimentaires ou les lentilles de contactAccessoires à cet effet utilisant des phénomènes physiques de la chaleur
A61B 8/00 - Diagnostic utilisant des ondes ultrasonores, sonores ou infrasonores
A medical needle assembly includes a stylet having non-circular cross-sectional shape disposed within the needle lumen. The needle and the stylet each define respective electrodes that enable ascertainment of an electrical property of a body substance adjacent the distal tip of the needle. An electrically insulative coating having a uniform thickness covers the stylet. Wire leads enable connection of the electrodes to a measurement module configured to measure an electrical property of a body substance adjacent a distal end of the needle during insertion. Electrical property measurement enables identification of the location of the needle tip within the patient based on the measurement value. A major diameter of the non-circular cross-sectional shape extends across the needle lumen to create first and second flow paths extending along the lumen on opposite sides of non-circular cross-sectional shape. The first and second flow paths enable blood to flow along the lumen during use.
Ultraviolet light disinfection systems expose medical devices, surfaces, patients and healthcare clinicians to UV light having wavelengths consist with killing microorganisms. UV light systems may use logic to govern the operation of UV light sources so as to apply a disinfecting dose of the UV light. UV detectors measure UV light exposure. Enclosures contain medical devices and flood the medical devices with the UV light. Some enclosures accommodate a person. Some UV systems project UV light onto high-touch surfaces of a healthcare environment. Some systems may be deployed within a patient transport vehicle. Some UV systems may be incorporated into medical devices.
A61L 2/00 - Procédés ou appareils de désinfection ou de stérilisation de matériaux ou d'objets autres que les denrées alimentaires ou les lentilles de contactAccessoires à cet effet
44.
SYSTEM AND METHOD FOR MAPPING AN ANATOMICAL PATHWAY
A medical network system is communicatively coupled with a number medical device tracking systems that utilize magnetic systems to track elongate medical devices along anatomical pathways within patients having differing physical attributes, such as height and weight. The medical network system collects tracking records from the medical device tracking systems and applies machine learning and/or artificial intelligence technics to the tracking record data to correlate recorded anatomical pathways with the differing physical attributes. The medical network system receives a patient value set of physical attributes for a specific patient from a medical device tracking system and provides a predicted anatomical pathway based on the correlation and the patient value set. The medical device tracking systems tracts the elongate medical device with respect to the predicted anatomical pathway during placement. The medical device tracking systems may also utilize fiber optic shape sensing systems to track the placement of elongate medical.
Ultraviolet light disinfection systems expose medical devices, surfaces, patients and healthcare clinicians to UV light having wavelengths consist with killing microorganisms. UV light systems may use logic to govern the operation of UV light sources so as to apply a disinfecting dose of the UV light. UV detectors measure UV light exposure. Enclosures contain medical devices and flood the medical devices with the UV light. Some enclosures accommodate a person. Some UV systems project UV light onto high-touch surfaces of a healthcare environment. Some systems may be deployed within a patient transport vehicle. Some UV systems may be incorporated into medical devices.
A61N 5/06 - Thérapie par radiations utilisant un rayonnement lumineux
A61L 2/10 - Procédés ou appareils de désinfection ou de stérilisation de matériaux ou d'objets autres que les denrées alimentaires ou les lentilles de contactAccessoires à cet effet utilisant des phénomènes physiques des radiations des ultraviolets
A catheter-disinfecting system can include, in some embodiments, an introducer sheath and a germicidal irradiation means for irradiating a catheter tube of a catheter with germicidal radiation. The introducer sheath can include a sheath body configured to be percutaneously inserted into an insertion site of a patient. The germicidal irradiation means can be configured for irradiating the catheter tube as the catheter tube is inserted into a lumen of the introducer sheath, thereby disinfecting the catheter tube immediately before insertion into the insertion site. A method of disinfecting a catheter such as the foregoing catheter can include inserting the catheter tube into the introducer sheath while the introducer sheath, itself, is percutaneously inserted into the insertion site of the patient; and irradiating the catheter tube with the germicidal radiation while inserting the catheter tube into the introducer sheath.
A catheter-disinfecting system can include, in some embodiments, an introducer sheath and a germicidal irradiation means for irradiating a catheter tube of a catheter with germicidal radiation. The introducer sheath can include a sheath body configured to be percutaneously inserted into an insertion site of a patient. The germicidal irradiation means can be configured for irradiating the catheter tube as the catheter tube is inserted into a lumen of the introducer sheath, thereby disinfecting the catheter tube immediately before insertion into the insertion site. A method of disinfecting a catheter such as the foregoing catheter can include inserting the catheter tube into the introducer sheath while the introducer sheath, itself, is percutaneously inserted into the insertion site of the patient; and irradiating the catheter tube with the germicidal radiation while inserting the catheter tube into the introducer sheath.
A61L 2/08 - Procédés ou appareils de désinfection ou de stérilisation de matériaux ou d'objets autres que les denrées alimentaires ou les lentilles de contactAccessoires à cet effet utilisant des phénomènes physiques des radiations
A61L 2/10 - Procédés ou appareils de désinfection ou de stérilisation de matériaux ou d'objets autres que les denrées alimentaires ou les lentilles de contactAccessoires à cet effet utilisant des phénomènes physiques des radiations des ultraviolets
A medical network system is communicatively coupled with a number medical device tracking systems that utilize magnetic systems to track elongate medical devices along anatomical pathways within patients having differing physical attributes, such as height and weight. The medical network system collects tracking records from the medical device tracking systems and applies machine learning and/or artificial intelligence technics to the tracking record data to correlate recorded anatomical pathways with the differing physical attributes. The medical network system receives a patient value set of physical attributes for a specific patient from a medical device tracking system and provides a predicted anatomical pathway based on the correlation and the patient value set. The medical device tracking systems tracts the elongate medical device with respect to the predicted anatomical pathway during placement. The medical device tracking systems may also utilize fiber optic shape sensing systems to track the placement of elongate medical.
A61B 34/20 - Systèmes de navigation chirurgicaleDispositifs pour le suivi ou le guidage d'instruments chirurgicaux, p. ex. pour la stéréotaxie sans cadre
A61B 5/06 - Dispositifs autres que ceux à radiation, pour détecter ou localiser les corps étrangers
G16H 10/60 - TIC spécialement adaptées au maniement ou au traitement des données médicales ou de soins de santé relatives aux patients pour des données spécifiques de patients, p. ex. pour des dossiers électroniques de patients
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
49.
Apparatus and Methods to Modulate Stylet Stiffness Profile
A stylet for use in guiding a catheter to a predetermined location within the body of a patient includes a continuous core member for transmitting an electrical signal from a distal section of the stylet to a proximal end. The stylet includes a differing stiffness profile along its length. The differing stiffness characteristics are achieved by varying the number of strands of a wire, the diameter of each individual strand, twisting or braiding the strands, or varying the number of turns per unit length of the twisted strands. The stiffness of the stylet may decrease intermittently or continuously from the proximal end to the distal section. By using multiple strands bundled together, the beneficial conductive and, optionally, magnetic properties can be maximized while at the same time the stiffness characteristics can be modified.
Diagnostic systems and methods including temperature-sensing vascular devices. A diagnostic system can include a catheter assembly for establishing vascular or other access within a body of a patient. The catheter assembly can be equipped with one or more sensors such as temperature sensors that enable monitoring of one or more physiological aspects of the patient, such as temperature, when a portion of the catheter assembly is disposed within the patient. The catheter assembly can be configured to transmit or otherwise forward data relating to the physiological aspects to another location, such as a console, a smartphone or another mobile device, a nurse station, a patient electronic medical record, etc. A method of the diagnostic system can include an instantiating step of instantiating in memory of the console a diagnostic process having one or more functions for at least processing temperature data from the catheter assembly.
Disclosed herein are dynamically adjusting ultrasound-imaging systems and methods thereof. For example, an ultrasound-imaging system can include an ultrasound probe, a console, and a display screen. The ultrasound probe includes an array of ultrasonic transducers that, when activated, emit generated ultrasound signals into a patient, receive reflected ultrasound signals from the patient, and convert the reflected ultrasound signals into corresponding electrical signals for processing into ultrasound images. The console is configured to execute instructions for dynamically adjusting a distance of activated ultrasonic transducers from a predefined target or area, an orientation of the activated ultrasonic transducers to the predefined target or area, or both the distance and the orientation of the activated ultrasonic transducers with respect to the predefined target or area. The display screen is configured to display a graphical user interface including the ultrasound images processed by the console from the corresponding electrical signals of the ultrasound signals.
A61B 8/00 - Diagnostic utilisant des ondes ultrasonores, sonores ou infrasonores
A61B 34/20 - Systèmes de navigation chirurgicaleDispositifs pour le suivi ou le guidage d'instruments chirurgicaux, p. ex. pour la stéréotaxie sans cadre
Coated medical devices include coated catheters. For example, a coated catheter can include a catheter tube of a tubular substrate and a coating thereover. The tubular substrate can be of a first polymeric material transparent to electromagnetic radiation in a range of visible light. The coating can be of a second polymeric material anchored to the tubular substrate by chain ends of the second polymeric material impregnated in the first polymeric material by way of a spent visible-light photoinitiator. Methods of coating can include methods of coating medical devices such as the coated catheter. For example, a method of coating can include irradiating a tubular substrate impregnated with a visible-light photoinitiator with the foregoing electromagnetic radiation while the tubular substrate is disposed in an aqueous solution of a monomer, thereby initiating a radical polymerization of the monomer and coating the tubular substrate with the coating of the second polymer material.
A61L 29/06 - Matériaux macromoléculaires obtenus autrement que par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone
A61L 29/16 - Matériaux biologiquement actifs, p. ex. substances thérapeutiques
A catheter system including a vascular catheter having a catheter tube configured for placement within a patient body. A system module incorporated into the catheter tube adjacent the distal tip includes first and second electrodes disposed within the lumen and coupled with the luminal wall adjacent the distal tip. A console coupled with the first and second electrodes includes logic that determines an electrical impedance between the first and second electrodes, where the impedance is related to thrombus formation and/or the bacterial adhesion within the lumen. The system module provides a wireless notification when the impedance exceeds a defined limit. A secondary system includes a light activated surface coating applied to an inside luminal wall surface. Energizing a light source activates the surface coating to release an agent (e.g., an active pharmaceutical ingredient or an anti-coagulant agent) to reduce effects of the thrombus formation and/or the bacterial adhesion.
Coated medical devices include coated catheters. For example, a coated catheter can include a catheter tube of a tubular substrate and a coating thereover. The tubular substrate can be of a first polymeric material transparent to electromagnetic radiation in a range of visible light. The coating can be of a second polymeric material anchored to the tubular substrate by chain ends of the second polymeric material impregnated in the first polymeric material by way of a spent visible-light photoinitiator. Methods of coating can include methods of coating medical devices such as the coated catheter. For example, a method of coating can include irradiating a tubular substrate impregnated with a visible-light photoinitiator with the foregoing electromagnetic radiation while the tubular substrate is disposed in an aqueous solution of a monomer, thereby initiating a radical polymerization of the monomer and coating the tubular substrate with the coating of the second polymer material.
A catheter system includes a vascular catheter having a catheter tube configured for placement within a patient body. A system module incorporated into the catheter tube adjacent to the distal tip includes first and second electrodes disposed within the lumen and coupled with the luminal wall adjacent the distal tip. A console coupled with the first and second electrodes includes logic that determines an electrical impedance between the first and second electrodes, where the impedance is related to thrombus formation and/or the bacterial adhesion within the lumen. The system module provides a wireless notification when the impedance exceeds a defined limit. A secondary system includes a light activated surface coating applied to an inside luminal wall surface. Energizing a light source activates the surface coating to release an agent (e.g., an active pharmaceutical ingredient or an anti-coagulant agent) to reduce effects of the thrombus formation and/or the bacterial adhesion.
A61B 5/0538 - Mesure de l'impédance ou de la conductivité électrique d'une partie du corps invasive, p. ex. en utilisant un cathéter
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 18/12 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci par chauffage en faisant passer des courants à travers les tissus à chauffer, p. ex. des courants à haute fréquence
An intraosseous access system includes a driver, a needle, and an obturator positioned in the needle to prevent entry of bodily tissues into the lumen. The driver includes control logic configured to modify operation of the driver upon an indication that a change in modality is detected. The obturator includes a sensor such as an electrical impedance sensor. The electrical impedance sensor can include a passive RFID chip configured to activate when the change in modality is detected.
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux
A61B 17/16 - Instruments pour réaliser une ostéoclasieForets ou ciseaux pour osTrépans
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
Various embodiments of an intraosseous port configured for subcutaneous placement within a patient. Some embodiments include a pair of cavities, each cavity including a septum for receiving a needle. Other embodiments include a graft extending between the cavities. Each cavity is coupled with a lumen extending into a cavity of a bone during use, e.g., a medullary cavity. A method includes extracting a bodily liquid from the bone cavity and returning the bodily liquid back to the bone cavity. Some methods include performing hemodialysis via the intraosseous port.
An infusion system for in-line disinfection of a prepared infusate with UV light can include a vascular access device ("VAD") and a UV light ring. The VAD can include an intracorporeal conduit, one or more extracorporeal conduits fluidly connected to the intracorporeal conduit, a hub between a proximal portion of the intracorporeal conduit and one or more respective distal portions of the one-or-more extracorporeal conduits, and one or more respective connectors of the one-or-more extracorporeal conduits. The intracorporeal conduit is configured to be percutaneously inserted into a patient, and the extracorporeal conduit is configured to remain outside a body of the patient. The UV light ring can be configured to encircle a portion of an infusion lumen of the VAD and irradiate the prepared infusate within the infusion lumen with the UV light for infusing a disinfected infusate into the patient during an infusion of the patient.
A61M 5/00 - Dispositifs pour faire pénétrer des agents dans le corps par introduction sous-cutanée, intravasculaire ou intramusculaireAccessoires à cet effet, p. ex. dispositifs de remplissage ou de nettoyage, appuis-bras
Various embodiments of an intraosseous port configured for subcutaneous placement within a patient. Some embodiments include a pair of cavities, each cavity including a septum for receiving a needle. Other embodiments include a graft extending between the cavities. Each cavity is coupled with a lumen extending into a cavity of a bone during use, e.g., a medullary cavity. A method includes extracting a bodily liquid from the bone cavity and returning the bodily liquid back to the bone cavity. Some methods include performing hemodialysis via the intraosseous port.
An infusion system for in-line disinfection of a prepared infusate with UV light can include a vascular access device (“VAD”) and a UV light ring. The VAD can include an intracorporeal conduit, one or more extracorporeal conduits fluidly connected to the intracorporeal conduit, a hub between a proximal portion of the intracorporeal conduit and one or more respective distal portions of the one-or-more extracorporeal conduits, and one or more respective connectors of the one-or-more extracorporeal conduits. The intracorporeal conduit is configured to be percutaneously inserted into a patient, and the extracorporeal conduit is configured to remain outside a body of the patient. The UV light ring can be configured to encircle a portion of an infusion lumen of the VAD and irradiate the prepared infusate within the infusion lumen with the UV light for infusing a disinfected infusate into the patient during an infusion of the patient.
Medical device systems including an elongate medical device having a proximal end including one or more sensor connectors, a distal end including one or more sensors or emitters communicatively coupled to the one or more sensor connectors, and a quick-release drive connector including one or more sensor connector attachments configured to detachably couple to the one or more sensor connectors. The one or more sensor connector attachments can be configured to drive the one or more sensors or emitters of the elongate medical device.
A61B 8/12 - Diagnostic utilisant des ondes ultrasonores, sonores ou infrasonores dans des cavités ou des conduits du corps, p. ex. en utilisant des cathéters
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
Disclosed herein is a computerized method including operations of generating a first display screen illustrating an ultrasound image, the first display configured to receive user input selecting a blood vessel displayed in the ultrasound image, generating a second display screen that illustrates a user selection element configured to receive user input selecting an angle of insertion of a medical device within a target blood vessel, a graphical representation of the medical device at the selected angle of insertion, and a user input element configured to receive user input increasing or decreasing a minimum dwell length of the medical device, wherein the graphical representation of the medical device visually represents aspects of the user input, and determining parameters that adhere to constraints based on user selection of either of the minimum dwell length or the selected angle of insertion.
A disinfection system can include a console and an operably connected disinfection unit. The console can have electronic circuitry including memory with executable instructions configured to cause the console to perform various processes when executed by one or more processors of the console. The various processes can include characterizing with medical¬ device characterization logic characteristics of at least an elongate portion of a medical device for establishing or maintaining vascular access in a patient. The various processes can also include determining with disinfection logic a disinfection profile for disinfecting at least the elongate portion of the medical device with ultraviolet ("UV") light. The disinfection unit can include a disinfection compartment suitably sized to enclose the medical device therein. A UV- light source disposed in the disinfection compartment can be for disinfecting at least the elongate portion of the medical device with the UV light in accordance with the disinfection profile.
A61L 2/10 - Procédés ou appareils de désinfection ou de stérilisation de matériaux ou d'objets autres que les denrées alimentaires ou les lentilles de contactAccessoires à cet effet utilisant des phénomènes physiques des radiations des ultraviolets
A61L 2/24 - Appareils utilisant des opérations programmées ou automatiques
64.
CATHETER INSERTION ASSEMBLIES, INTRODUCER-NEEDLE SUBASSEMBLIES, AND METHODS WITH NEEDLE-STICK-INJURY PROTECTION
A rapidly insertable central catheter (RICC) insertion assembly (100) includes a RICC, an introducer needle (106) and a coupler (108) for coupling them together. The needle (1069 includes a needle hub and a composite shaft including a sheath over a needle shaft sealing a needle slot of the needle shaft thereunder. The coupler (108) includes a housing and a valve module disposed within. The composite shaft passes through an introducer-needle passageway defined by a valve¬ module housing such that the valve module forms a seal over a sheath opening of the sheath in a ready-to-deploy state of the RICC insertion assembly. The valve module includes a needle-stick-injury protection mechanism configured to capture a distal needle tip of the needle shaft within the valve module when the introducer needle is withdrawn from the coupler in a proximal direction.
A disinfection device for disinfecting a hub of a medical device includes a housing having a first end and a second end, a power source, an ultraviolet light source, and a connection mechanism located at the first end of the housing, wherein connection of the hub of the medical device to the disinfection device initiates a disinfection process configured to disinfect the hub. the ultraviolet source may be a light emitting diode with a peak of wavelength within the range of 100-400nm (specific implementations being 225-264 nm) and the connection mechanism includes one or more of a screw thread, a channel, ridge, a friction fit connector, a magnet, or a ferromagnetic material. The disinfection device may include a port located on the second end, wherein the one or more port is configured for coupling to an external device and receiving a charge or power supply from the external device.
A61L 2/10 - Procédés ou appareils de désinfection ou de stérilisation de matériaux ou d'objets autres que les denrées alimentaires ou les lentilles de contactAccessoires à cet effet utilisant des phénomènes physiques des radiations des ultraviolets
A disinfecting device having a housing and an ultraviolet source located in the housing. The disinfecting device may include a tube that includes a first end connected to the housing and a second end free of the housing. An end cap may be located at the second end of the tube. In use, ultraviolet light may be emitted from the ultraviolet source and propagated to the end cap in order to disinfect a portion of a medical device.
A61M 39/16 - Raccords ou accouplements pour tubes avec des dispositions pour la désinfection ou la stérilisation
A61L 2/10 - Procédés ou appareils de désinfection ou de stérilisation de matériaux ou d'objets autres que les denrées alimentaires ou les lentilles de contactAccessoires à cet effet utilisant des phénomènes physiques des radiations des ultraviolets
A61M 39/18 - Procédés ou appareils pour réaliser les connexions sous conditions stériles
A catheter placement system includes a stylet disposed within a lumen of a catheter. The stylet includes an optical fiber configured for shape sensing. A device handle is selectively coupled with the stylet and selectively locked to the stylet to fix the position of the device handle along the stylet. A system module is operatively coupled with the stylet and logic of the system determines a shape of the stylet and depicts the shape on a display. The device handle is coupled with the stylet such that the optical fiber detects the position of the device handle along the stylet and the logic depicts a device handle icon together with the stylet shape. In accordance with temperature differences detected by the optical fiber, the logic determines the position of the insertion site along the stylet. The logic further depicts an insertion site icon together with the stylet shape.
A61M 25/01 - Introduction, guidage, avance, mise en place ou maintien en position des cathéters
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux
A61B 34/20 - Systèmes de navigation chirurgicaleDispositifs pour le suivi ou le guidage d'instruments chirurgicaux, p. ex. pour la stéréotaxie sans cadre
A disinfection device for disinfecting a hub of a medical device includes a housing having a first end and a second end, a power source, an ultraviolet light source, and a connection mechanism located at the first end of the housing, wherein connection of the hub of the medical device to the disinfection device initiates a disinfection process configured to disinfect the hub. the ultraviolet source may be a light emitting diode with a peak of wavelength within the range of 100-400 nm (specific implementations being 225-264 nm) and the connection mechanism includes one or more of a screw thread, a channel, ridge, a friction fit connector, a magnet, or a ferromagnetic material. The disinfection device may include a port located on the second end, wherein the one or more port is configured for coupling to an external device and receiving a charge or power supply from the external device.
A61L 2/10 - Procédés ou appareils de désinfection ou de stérilisation de matériaux ou d'objets autres que les denrées alimentaires ou les lentilles de contactAccessoires à cet effet utilisant des phénomènes physiques des radiations des ultraviolets
A61L 2/24 - Appareils utilisant des opérations programmées ou automatiques
69.
Catheter Insertion Assemblies, Introducer-Needle Subassemblies, and Methods with Needle-Stick-Injury Protection
A RICC insertion assembly can include a RICC, an introducer needle, and a coupler coupling the RICC and the introducer needle together. The introducer needle can include a needle hub over a proximal portion of a composite shaft including a sheath over a needle shaft sealing a needle slot of the needle shaft thereunder. The coupler can include a coupler housing and a valve module disposed in the coupler housing. The composite shaft can pass through an introducer-needle passageway defined by a valve-module housing of the valve module such that the valve module forms a seal over a sheath opening of the sheath in a ready-to-deploy state of the RICC insertion assembly. The valve module can include a needle-stick-injury protection mechanism configured to capture a distal needle tip of the needle shaft within the valve module when the introducer needle is withdrawn from the coupler in a proximal direction.
A disinfection system can include a console and an operably connected disinfection unit. The console can have electronic circuitry including memory with executable instructions configured to cause the console to perform various processes when executed by one or more processors of the console. The various processes can include characterizing with medical-device characterization logic characteristics of at least an elongate portion of a medical device for establishing or maintaining vascular access in a patient. The various processes can also include determining with disinfection logic a disinfection profile for disinfecting at least the elongate portion of the medical device with ultraviolet (“UV”) light. The disinfection unit can include a disinfection compartment suitably sized to enclose the medical device therein. A UV-light source disposed in the disinfection compartment can be for disinfecting at least the elongate portion of the medical device with the UV light in accordance with the disinfection profile.
A61L 2/10 - Procédés ou appareils de désinfection ou de stérilisation de matériaux ou d'objets autres que les denrées alimentaires ou les lentilles de contactAccessoires à cet effet utilisant des phénomènes physiques des radiations des ultraviolets
A61L 2/24 - Appareils utilisant des opérations programmées ou automatiques
A catheter placement system includes a stylet disposed within a lumen of a catheter. The stylet includes an optical fiber configured for shape sensing. A device handle is selectively coupled with the stylet and selectively locked to the stylet to fix the position of the device handle along the stylet. A system module is operatively coupled with the stylet and logic of the system determines a shape of the stylet and depicts the shape on a display. The device handle is coupled with the stylet such that the optical fiber detects the position of the device handle along the stylet and the logic depicts a device handle icon together with the stylet shape. In accordance with temperature differences detected by the optical fiber, the logic determines the position of the insertion site along the stylet. The logic further depicts an insertion site icon together with the stylet shape.
A disinfecting device having a housing and an ultraviolet source located in the housing. The disinfecting device may include a tube that includes a first end connected to the housing and a second end free of the housing. An end cap may be located at the second end of the tube. In use, ultraviolet light may be emitted from the ultraviolet source and propagated to the end cap in order to disinfect a portion of a medical device.
A61L 2/10 - Procédés ou appareils de désinfection ou de stérilisation de matériaux ou d'objets autres que les denrées alimentaires ou les lentilles de contactAccessoires à cet effet utilisant des phénomènes physiques des radiations des ultraviolets
Shape-sensing systems and methods for catheters. The shape-sensing system can include a catheter, an optical interrogator, a console, and a display screen. The catheter can include an integrated optical-fiber stylet having fiber Bragg grating (“FBG”) sensors along at least a distal-end portion thereof. The optical interrogator can be configured to send input optical signals into the optical-fiber stylet and receive FBG sensor-reflected optical signals therefrom. The console can be configured to convert the reflected optical signals into plottable data for displaying plots thereof on the display screen. The plots can include a plot of curvature vs. time for each FBG sensor of a selection of the FBG sensors in the distal-end portion of the optical-fiber stylet for identifying a distinctive change in strain of the optical-fiber stylet as a tip of the catheter is advanced into a superior vena cava of a patient.
A61B 34/20 - Systèmes de navigation chirurgicaleDispositifs pour le suivi ou le guidage d'instruments chirurgicaux, p. ex. pour la stéréotaxie sans cadre
A61B 46/23 - Draps de chirurgie spécialement adaptés aux patients avec des moyens pour maintenir ou porter des instruments chirurgicaux
Optical-and-electrical medical systems and methods thereof are disclosed. Such a medical system can include a console, an optical shape-sensing (“OSS”) medical device including an optical-fiber stylet, one or more electrical medical devices, and a relay module for establishing one or more optical or electrical relay connections between the relay module and a remainder of the medical system including the console. The console can be configured for converting reflected optical signals from the optical-fiber stylet into shapes thereof for display. The relay module can include a primary receptacle configured to accept insertion of a medical barrier-piercing plug of the OSS medical device and establish a through-barrier optical connection therebetween. The relay module also can include one or more secondary receptacles configured to accept insertion of a corresponding number of electrical plugs of the one-or-more electrical medical devices and establish one or more under-barrier electrical connections therebetween.
A61B 34/20 - Systèmes de navigation chirurgicaleDispositifs pour le suivi ou le guidage d'instruments chirurgicaux, p. ex. pour la stéréotaxie sans cadre
An intraosseous access system, including a needle configured to drill into bone via rotation of the needle, and a driver. The driver can be configured to impart rotational power to the needle. The driver can include a power converter and a first power source connected to the power converter. The system can further include a second power source external to the driver and selectively connectable to the driver. A method of drilling through a bone includes providing the intraosseous access system, applying rotational power to the needle, and placing the needle in contact with the bone. The method can further include coupling the second power source to the power converter so that power from the second power source is combined with power from the first energy source.
A system includes a catheter and one or more fillers, or plugs, configured to block a lumen of the catheter. The catheter may include an elongate tube having a distal end and defining a plurality of lumens. A distal tip structure may be located adjacent to the distal end. A plug may be configured to be positioned within a first portion of a first lumen of the plurality of lumens proximal the distal tip. The plug may include an oval cross-sectional shape and be formed of a biocompatible polymeric material such as silicone, nylon, polyurethane, polyethylene terephthalate, a latex, a plastic, a thermoset, or a thermoplastic elastomer. The oval cross-sectional shape may have first and a second vertices, where the first plug is configured such that either of the vertices may be positioned near an upper side of the first lumen without causing bulging of a wall of the lumen.
Rapidly insertable central catheters (“RICCs”) including catheter assemblies and methods thereof are disclosed. A RICC assembly can include a RICC, an introducer, and a coupling system configured to couple the RICC and the introducer together. A catheter tube of the RICC includes a side aperture in a distal-end portion of the catheter tube, which opens into an introducing lumen extending from the side aperture to a distal end of the RICC. The introducer includes a syringe and an introducer needle having a cannula. The coupling system includes a distal coupler slidably attached to the catheter tube proximal of the side aperture. The cannula extends through a longitudinal through hole of the distal coupler, through the side aperture of the catheter tube, along the introducing lumen of the catheter tube, and through the distal end of the RICC when the RICC assembly is in at least a ready-to-deploy state thereof.
A system includes a catheter (10) and one or more fillers, or plugs (400, 500, 600, 702, 704), configured to block a lumen (14) of the catheter. The catheter may include an elongate tube (12) having a distal end (12B) and defining a plurality of lumens (14). A distal tip structure (170) may be located adjacent to the distal end. A plug may be configured to be positioned within a first portion of a first lumen of the plurality of lumens proximal the distal tip. The plug includes an oval cross-sectional shape and may be formed of a biocompatible polymeric material such as silicone, nylon, polyurethane, polyethylene terephthalate, latex, a plastic, a thermoset, or a thermoplastic elastomer. The oval cross-sectional shape has a first and a second vertices, where the first plug is configured such that either of the vertices may be positioned near an upper side of the first lumen without causing bulging of a wall of the lumen.
A system for treating infections in patients that includes an elongate probe configured for insertion into the patient body and a system module coupled with the probe. Sensors are disposed along the probe that detect infectious substances or physiological symptoms of the patient. The probe also includes light disseminating devices configured to expose the infectious substances to a light capable of disrupting the infectious substances, such as light within the ultraviolet spectrum. System logic may activate the light disseminating devices in response to sensor signals. A wireless connection enables clinician interaction with the system via external computing devices. The sensors may be disposed on external surfaces or internal luminal surfaces of the probe. The light disseminating devices may project the light away from the external surfaces or within a lumen of the probe. The light disseminating devices may include optical fibers.
A system for treating infections in patients that includes an elongate probe configured for insertion into the patient body and a system module coupled with the probe. Sensors are disposed along the probe that detect infectious substances or physiological symptoms of the patient. The probe also includes light disseminating devices configured to expose the infectious substances to a light capable of disrupting the infectious substances, such as light within the ultraviolet spectrum. System logic may activate the light disseminating devices in response to sensor signals. A wireless connection enables clinician interaction with the system via external computing devices. The sensors may be disposed on external surfaces or internal luminal surfaces of the probe. The light disseminating devices may project the light away from the external surfaces or within a lumen of the probe. The light disseminating devices may include optical fibers.
A61B 5/1459 - Mesure des caractéristiques du sang in vivo, p. ex. de la concentration des gaz dans le sang ou de la valeur du pH du sang en utilisant des capteurs optiques, p. ex. des oxymètres à photométrie spectrale invasifs, p. ex. introduits dans le corps par un cathéter
A61N 5/06 - Thérapie par radiations utilisant un rayonnement lumineux
A catheter placement system that includes a catheter placement device having elongate body configured for insertion into a catheter lumen, where the elongate body includes a body lumen. A compartment at a proximal end of the body is in fluid communication with the body lumen. A saline solution disposed within the compartment and the body lumen defines an electrical path along the elongate body and an electrode at a distal end of the elongate body. A stylet extends along the elongate body, where the stylet includes a multi-core optical fiber extending along the stylet, and where the multi-core optical fiber includes a number of fiber Bragg gratings disposed along the optical fiber to enable shape sensing of the optical fiber. A system module optically and electrically coupled with the catheter placement device displays a shape of the elongate body and ECG waveform.
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 5/06 - Dispositifs autres que ceux à radiation, pour détecter ou localiser les corps étrangers
A61B 5/287 - Supports pour électrodes multiples, p. ex. cathéters à électrode pour des études électrophysiologiques [EEP]
A61B 5/00 - Mesure servant à établir un diagnostic Identification des individus
A system and method for disinfecting medical devices includes a covering for a medical cart that exposes medical devices disposed on the cart to a disinfecting ultraviolet light. The covering includes a light emitting system that includes a number of UV light sources, such as LEDs, configured to define an ultraviolet light environment beneath the covering. The light emitting system may include one or more light pipes and/or optical fibers. systems and methods. An opaque layer of the covering contains the ultraviolet light environment beneath the covering. Portions of the light emitting system suspend from the covering so as to emit UV light between adjacent medical devices on the cart.
A61L 2/10 - Procédés ou appareils de désinfection ou de stérilisation de matériaux ou d'objets autres que les denrées alimentaires ou les lentilles de contactAccessoires à cet effet utilisant des phénomènes physiques des radiations des ultraviolets
A61L 2/24 - Appareils utilisant des opérations programmées ou automatiques
83.
CATHETER TIPS FOR RAPIDLY INSERTABLE CENTRAL CATHETERS AND METHODS THEREOF
A rapidly inserted central catheter can include a catheter tube, a catheter hub, and one or more extension legs. The catheter tube can include a single-piece catheter tip coupled to a distal end portion of the catheter tube having a first section, a second section, and a third section. The first section of the catheter tip can have a uniform taper over an outer diameter thereof for dilating tissue around a needle tract from a size commensurate with an outer diameter of a needle shaft to a size commensurate with an outer diameter of the second section of the catheter tip. The third section of the catheter tip can have a non-uniform taper over an outer diameter thereof for dilating the tissue from the size commensurate with the outer diameter of the second section of the catheter tip to a size commensurate with an outer diameter of the catheter tube.
A system and method for disinfecting medical devices includes a covering for a medical cart that exposes medical devices disposed on the cart to a disinfecting ultraviolet light. The covering includes a light emitting system that includes a number of UV light sources, such as LEDs, configured to define an ultraviolet light environment beneath the covering. The light emitting system may include one or more light pipes and/or optical fibers, systems and methods. An opaque layer of the covering contains the ultraviolet light environment beneath the covering. Portions of the light emitting system suspend from the covering so as to emit UV light between adjacent medical devices on the cart.
A61L 2/10 - Procédés ou appareils de désinfection ou de stérilisation de matériaux ou d'objets autres que les denrées alimentaires ou les lentilles de contactAccessoires à cet effet utilisant des phénomènes physiques des radiations des ultraviolets
A61G 12/00 - Équipements pour donner des soins, p. ex. dans les hôpitaux, non couverts par l'un des groupes , p. ex. chariots pour le transport des médicaments ou de la nourritureTableaux d'ordonnances
Cut-to-length sensing catheters retain their sensing capabilities and methods thereof. For example, a sensing catheter can include a catheter tube having temperature sensors along an initial length thereof. Each temperature sensor is independently electronically addressed, thereby enabling a temperature-sensing capability of the sensing catheter to be maintained despite excising any one or more temperature sensors with a distal length of the catheter tube upon cutting the catheter tube to a working length. Such a sensing catheter can further include strain sensors respectively paired with the temperature sensors along the initial length of the catheter tube, thereby enabling correction of temperature-measurement uncertainty in any temperature sensor by way of a local strain measurement. Such a sensing catheter can further include lactate sensors respectively paired with the temperature sensors, thereby enabling enzyme activity and, thus, lactate concentration, associated with any lactate sensor to be normalized by way of at least local-temperature compensation.
Cut-to-length sensing catheters retain their sensing capabilities and methods thereof. For example, a sensing catheter can include a catheter tube having temperature sensors along an initial length thereof. Each temperature sensor is independently electronically addressed, thereby enabling a temperature-sensing capability of the sensing catheter to be maintained despite excising any one or more temperature sensors with a distal length of the catheter tube upon cutting the catheter tube to a working length. Such a sensing catheter can further include strain sensors respectively paired with the temperature sensors along the initial length of the catheter tube, thereby enabling correction of temperature-measurement uncertainty in any temperature sensor by way of a local strain measurement. Such a sensing catheter can further include lactate sensors respectively paired with the temperature sensors, thereby enabling enzyme activity and, thus, lactate concentration, associated with any lactate sensor to be normalized by way of at least local-temperature compensation.
A catheter placement system that includes a catheter placement device having elongate body configured for insertion into a catheter lumen, where the elongate body includes a body lumen. A compartment at a proximal end of the body is in fluid communication with the body lumen. A saline solution disposed within the compartment and the body lumen defines an electrical path along the elongate body and an electrode at a distal end of the elongate body. A stylet extends along the elongate body, where the stylet includes a multi-core optical fiber extending along the stylet, and where the multi-core optical fiber includes a number of fiber Bragg gratings disposed along the optical fiber to enable shape sensing of the optical fiber. A system module optically and electrically coupled with the catheter placement device displays a shape of the elongate body and ECG waveform.
A rapidly inserted central catheter can include a catheter tube, a catheter hub, and one or more extension legs. The catheter tube can include a single-piece catheter tip coupled to a distal end portion of the catheter tube having a first section, a second section, and a third section. The first section of the catheter tip can have a uniform taper over an outer diameter thereof for dilating tissue around a needle tract from a size commensurate with an outer diameter of a needle shaft to a size commensurate with an outer diameter of the second section of the catheter tip. The third section of the catheter tip can have a non-uniform taper over an outer diameter thereof for dilating the tissue from the size commensurate with the outer diameter of the second section of the catheter tip to a size commensurate with an outer diameter of the catheter tube.
A connection system includes a first connector and a second connector configured for establishing one or more electrical connections through a drape. The first connector can include an alignment protrusion and a first piercing element having one or more electrical contacts configured to pierce the drape. The second connector can include an alignment notch, a channel, and a first receptacle configured to receive the first piercing element when inserted therein. The alignment notch can be configured to accept the alignment protrusion when the first connector is aligned with the second connector then disposed over the second connector. The channel can be configured to allow the alignment protrusion to slide along a length of the second connector. The first receptacle can have one or more electrical contacts configured to form at least a first electrical connection of the one or more electrical connections with the first connector.
A61M 25/01 - Introduction, guidage, avance, mise en place ou maintien en position des cathéters
H01R 4/2406 - Connexions utilisant des organes de contact pénétrant dans, ou transperçant, l'isolation ou les brins du câble les organes de contact étant munis de dents, de fourchons, de broches ou d’aiguilles pénétrant dans l’isolation étant munis d’aiguilles ou de broches
H01R 13/04 - Broches ou lames destinées à coopérer avec des alvéoles
H01R 13/631 - Moyens additionnels pour faciliter l'engagement ou la séparation des pièces de couplage, p. ex. moyens pour aligner ou guider, leviers, pression de gaz pour l'engagement uniquement
H01R 13/717 - Association structurelle avec des composants électriques incorporés avec une source lumineuse intégrée
90.
SYSTEMS FOR PREVENTING OR TREATING VASCULAR ACCESS DEVICE-RELATED THROMBOSIS
A system for preventing or treating vascular access device (" VAD")-related thrombosis can include an ultrasound transducer configured to emit thrombus-fragmenting ultrasound into a patient about a VAD. The ultrasound transducer can include a securing means for securing the ultrasound transducer to the patient over the VAD. A method of such a system can include an ultrasound-emitting step. The ultrasound-emitting step can include emitting thrombus- fragmenting ultrasound from the ultrasound transducer into the patient about the VAD.
A system for preventing or treating vascular access device (“VAD”)-related thrombosis can include an ultrasound transducer configured to emit thrombus-fragmenting ultrasound into a patient about a VAD. The ultrasound transducer can include a securing means for securing the ultrasound transducer to the patient over the VAD. A method of such a system can include an ultrasound-emitting step. The ultrasound-emitting step can include emitting thrombus-fragmenting ultrasound from the ultrasound transducer into the patient about the VAD.
A61B 17/225 - Instruments, dispositifs ou procédés chirurgicaux pour la lithotritie extracorporelle par onde de choc [ESWL], p. ex. utilisant des ondes ultrasonores
92.
Puncturing Devices, Puncturing Systems Including the Puncturing Devices, and Methods Thereof
Disclosed herein are puncturing devices and puncturing systems including the puncturing devices. Such puncturing devices and systems include those that sense a difference between venous blood and arterial blood as a function of blood oxygen, impedance, or pressure. As a result, the puncturing devices and systems are able to differentiate between a venipuncture and an arterial puncture. Methods of the puncturing devices and systems for differentiating between a venipuncture and an arterial puncture are also disclosed.
A61M 5/32 - AiguillesParties constitutives des aiguilles relatives au raccordement de celles-ci à la seringue ou au manchonAccessoires pour introduire l'aiguille dans le corps ou l'y maintenirDispositifs pour la protection des aiguilles
Systems and methods for disinfecting ultrasound probes including a disinfection module operably and physically coupled with an ultrasound-imaging system including an ultrasound probe. The disinfection module is configured to expose the external surface of the ultrasound probe to UV light to define a high-level disinfection process. Sensors determine when the ultrasound probe is disposed within a disinfecting cavity of the disinfection module and logic governs the operation of UV light sources. Logic determines a contamination level of the probe and defines an appropriate disinfection level. Exposing the probe to hydrogen peroxide is an alternative to the UV light. Logic may activate the high-level disinfection process upon placement of the probe within the cavity.
A61B 8/00 - Diagnostic utilisant des ondes ultrasonores, sonores ou infrasonores
A61L 2/10 - Procédés ou appareils de désinfection ou de stérilisation de matériaux ou d'objets autres que les denrées alimentaires ou les lentilles de contactAccessoires à cet effet utilisant des phénomènes physiques des radiations des ultraviolets
System and methods for disinfecting ultrasound probes including a disinfection module operably and physically coupled with an ultrasound-imaging system including an ultrasound probe. The disinfection module is configured to expose the external surface of the ultrasound probe to UV light to define a high-level disinfection process. Sensors determine when the ultrasound probe is disposed within a disinfecting cavity of the disinfection module and logic governs the operation of UV light sources. Logic determines a contamination level of the probe and defines an appropriate disinfection level. Exposing the probe to hydrogen peroxide is an alternative to the UV light. Logic may activate the high-level disinfection process upon placement of the probe within the cavity.
A61L 2/24 - Appareils utilisant des opérations programmées ou automatiques
A61B 8/00 - Diagnostic utilisant des ondes ultrasonores, sonores ou infrasonores
A61L 2/10 - Procédés ou appareils de désinfection ou de stérilisation de matériaux ou d'objets autres que les denrées alimentaires ou les lentilles de contactAccessoires à cet effet utilisant des phénomènes physiques des radiations des ultraviolets
A61L 2/18 - Procédés ou appareils de désinfection ou de stérilisation de matériaux ou d'objets autres que les denrées alimentaires ou les lentilles de contactAccessoires à cet effet utilisant des substances chimiques des substances liquides
A sterile sheath configured to enshroud a non-sterile medical device. Certain non- sterile medical equipment, e.g., consoles, computing devices, etc. are not easily sterilizable without damaging the device itself. As such, these non-sterile medical devices remain outside of the sterile field. Engaging sterile medical devices that are within the sterile field with these non-sterile medical devices can compromise the sterility of the sterile field. Disclosed herein is a sheath configured to enshroud a portion of the non-sterile medical device. Further the sheath can include an access port to allow one or more sterile medical devices to engage the non-sterile medical device disposed within the sheath.
A system, apparatus and method directed to placing a medical device into a body of a patient, including performing operations of providing a broadband incident light signal to a plurality of core fibers of a multi-core optical fiber, receiving reflected light signals of different spectral width, and processing the reflected light signals associated with the plurality of core fibers to determine (i) a physical state of the multi-core optical fiber relating to the medical device including the multi-core optical fiber, and (ii) an orientation of the multi-core optical fiber relative to a reference frame of the body. Additional operations include generating a display illustrating the physical state of the multi-core optical fiber based at least on the orientation determined during processing of the reflected light. Typically, the display is a two-dimensional representation of the multi-core optical fiber in accordance with the determined orientation.
A61M 25/01 - Introduction, guidage, avance, mise en place ou maintien en position des cathéters
A61B 1/07 - 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 avec dispositifs d'éclairement utilisant des moyens conduisant la lumière, p. ex. des fibres optiques
A61B 5/06 - Dispositifs autres que ceux à radiation, pour détecter ou localiser les corps étrangers
Connection systems and methods establish safe, routine, functional connections between sterile single patient-use ("SPU") medical devices and multiple patient-use ("MPU") medical devices. For example, a connection system can include a male connector associated with an SPU medical device and a female connector associated with an MPU medical device. The male connector can include a flexible member therearound but proximal of a plug of the male connector. The female connector can include a rigid member around an opening of a receptacle of the female connector. The flexible member can conform to the rigid member with a procedural barrier therebetween when the plug of the male connector is inserted into the receptacle of the female connector. Upon insertion of the plug of the male connector into the receptacle of the female connector, one or more functional connections can be established across the procedural barrier between the SPU and MPU medical devices.
Disclosed are medical systems, devices, and methods that support landmarking of a medical device pathway within a patient. A landmarking device that is placed on the patient and coupled with a system module, includes magnetic elements and/or a shape sensing optical fiber to enable determining a position and shape of a landmarking pathway by logic of the system module. A medical device correspondingly includes magnetic elements and/or a shape sensing optical fiber that enable determining an actual pathway of the medical device by logic of the system module during insertion of the medical device. An image of the landmarking pathway combined with an image of the actual pathway are depicted on a display. The logic compares the actual pathway with the landmarking pathway and provides an alert accordingly.
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 34/00 - Chirurgie assistée par ordinateurManipulateurs ou robots spécialement adaptés à l’utilisation en chirurgie
Embodiments described herein are directed to an automatic catheter measurement system for determining a length of a catheter required to extend between an insertion site and a target location, prior to placement of the catheter. The system can include a measurement device that can be aligned with, and map, a three-dimensional arrangement of one or more external landmarks. The measurement device can include magnetic and/or fiber optic systems to map the external landmarks. The system then determines a framework to provide a predicted catheter length required to extend between the insertion site and target location. The measurement device can also be included with the catheter during placement to confirm the actual catheter length and improve the accuracy of future predicted frameworks.
A sterile sheath configured to enshroud a non-sterile medical device. Certain non-sterile medical equipment, e.g., consoles, computing devices, etc. are not easily sterilizable without damaging the device itself. As such, these non-sterile medical devices remain outside of the sterile field. Engaging sterile medical devices that are within the sterile field with these non-sterile medical devices can compromise the sterility of the sterile field. Disclosed herein is a sheath configured to enshroud a portion of the non-sterile medical device. Further the sheath can include an access port to allow one or more sterile medical devices to engage the non-sterile medical device disposed within the sheath.
A61B 50/30 - Récipients spécialement adaptés à l'emballage, la protection, la distribution, la collecte ou l'élimination des appareils ou des instruments chirurgicaux ou de diagnostic
