Electronic assemblies for medical devices are described, including an electronic assembly that includes a body, at least one imaging device, and at least one light source. The body may include a plurality of electrical connection points and a plurality of electrical traces in a material that is electrically insulative. The plurality of electrical connection points may be on one or more external surfaces of the body. The plurality of electrical connection points may include proximal and distal connection points. Each electrical trace may connect a proximal connection point to a respective distal connection point. The at least one imaging device may be coupled to one or more of the distal connection points and/or the at least one light source may be coupled to one or more of the distal connection points.
A61B 1/307 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments pour l'appareil urinaire, p. ex. urétroscopes, cystoscopes
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 1/05 - 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 combinés avec des dispositifs photographiques ou de télévision caractérisés par le fait que le capteur d'images, p. ex. l'appareil photographique, est placé dans la partie de l'extrémité distale
A61B 1/06 - 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
2.
INTRODUCER SHEATH WITH DUAL ARM HUB HAVING ENCASED TIGHTENING PORT MECHANISM
Boston Scientific Medical Device Limited (Irlande)
Boston Scientific Scimed, Inc. (USA)
Inventeur(s)
Sharma, Neeraj Kumar
Liu, Qian
Abrégé
An introducer sheath including a valve hub and an elongate shaft extending from the valve hub. The valve hub defines a main port and a side port. The main port includes a hub body, a compressible seal disposed within the hub body, a pusher at least partially positioned within the hub body and slidably movable relative thereto, and a lock nut partially surrounding the pusher. The lock nut is threadably engaged with the pusher such that rotation of the lock nut moves the pusher axially toward and/or away from the compressible seal.
Various embodiments are generally directed to devices, systems, and methods for controlling the flow of fluids in endoscopic systems, such as endoscopic ultrasound (EUS) enabled endoscopes. Some embodiments are particularly directed to valve sets and/or valve interface mechanisms for controlling air, water, and/or suction flow through a valve well for an endoscopic system. Several embodiments are directed to user interface mechanisms and techniques for enabling an operator to interact with and control endoscope valves. Many embodiments are directed to mechanisms and techniques for translating interface input motion into valve control motions. In one or more embodiments, the valve sets and/or valve interface mechanisms may be disposable.
A61B 1/00 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments
A61B 1/015 - Commande de l'alimentation en fluide ou de l'évacuation de fluide
A61B 1/018 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments caractérisés par les conduits internes ou par leurs accessoires destinés à recevoir des instruments
A61B 1/12 - 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 système de refroidissement ou de rinçage
F16K 21/20 - Obturateurs à fermeture automatique, c.-à-d. se fermant d'eux-même après fonctionnement fermés quand la montée du liquide atteint un niveau prédéterminé par des moyens utilisant la succion de l'air au travers d'une ouverture fermée par la montée du liquide
4.
REPOSITIONABLE TISSUE CAPTURE SYSTEM, DEVICE AND METHOD
BOSTON SCIENTIFIC MEDICAL DEVICE LIMITED (Irlande)
BOSTON SCIENTIFIC SCIMED, INC. (USA)
Inventeur(s)
Sharma, Deepak Kumar
G, Sharath Kumar
Weitzner, Barry
Abrégé
A device includes a capture assembly, a hollow member, a tube, and a control member. The assembly includes a capture sleeve received on a distal end of an insertion device and a flange mounted on the insertion device proximal of the sleeve. The hollow member, the tube, and the control member each have a proximal end accessible by the user. The tube pushes the sleeve distally off the insertion device when the tube is advanced distally through the hollow member. The control member includes a distal end forming a loop coupled around a circumference of a distal opening of the sleeve. The loop moves between a constricted configuration in which at least a portion of the loop is drawn proximally into the tube and an 10 open configuration in which the loop is extended distally from the tube to open the loop and the distal opening of the sleeve.
A catheter includes a handle and an elongate member extending from the handle. The catheter may also include steering system coupled to the handle. The steering system may be configured to deflect at least a portion of the elongate member in at least one direction. The catheter may also include a locking mechanism configured to lock the portion of the elongate member in a deflected configuration, and a lever coupled to the handle. The lever may be configured to move from a first position to a second position to engage the locking mechanism. The lever may also be configured to be separably retained at least at one of the first position or the second position to prevent movement therebetween.
In some aspects, the present disclosure pertains to an injectable hydrogel that comprises (a) one or more types of polymeric hydrogen bond donors, (b) one or more types of polymeric hydrogen bond acceptors and (c) water. Other aspects of the present disclosure pertain to kits that comprise a delivery device and one or more containers that contain an injectable hydrogel that comprises one or more types of polymeric hydrogen bond donors, one or more types of polymeric hydrogen bond acceptors, and water. Further aspects of the present disclosure pertain to medical procedures that comprise administering to a subject an injectable hydrogel that comprises one or more types of polymeric hydrogen bond donors, one or more types of polymeric hydrogen bond acceptors, and water.
This invention is directed to a medical device having a longitudinal axis, and including a handle and a catheter. The handle can include a body having a proximal end and a distal end, an actuator moveably coupled to the body, and a handle control member coupled to the actuator, wherein the actuator can be configured to move relative to the body to move the handle control member. The catheter can include a shaft having a proximal end and a distal end, wherein the proximal end of the shaft and the distal end of the body can be configured for releasable coupling. The catheter can also include a steering section located along the shaft and a catheter control member coupled to the steering section, wherein the catheter control member can be configured to move relative to the shaft to move the steering section relative to the longitudinal axis. The medical device can also include a securing member configured to move relative to at least one of the handle and the catheter to releasably couple the handle control member to the catheter control member.
A device for aiding in recapturing a medical device may include an elongate shaft and an expandable sheath extension coupled to a distal end of the elongate shaft. The expandable sheath extension may be laterally offset from the elongate shaft and may be self-biased toward a radially collapsed configuration. A system for deploying and recapturing a medical device may include a deployment catheter including an elongate tubular member having a lumen configured to slidably receive a medical device, and a device for aiding in recapturing the medical device after the medical device has been deployed. The elongate shaft may be configured to slidably advance the expandable sheath extension through the lumen to a guiding position wherein a proximal end of the expandable sheath extension is disposed within the lumen and a distal end of the expandable sheath extension is disposed distal of the elongate tubular member.
A61B 17/22 - Instruments pour comprimer les ulcères ou similaires placés sur les organes internes du corpsInstruments pour curer les cavités des organes du corps, p. ex. des osInstruments, dispositifs ou procédés chirurgicaux pour l'élimination ou la destruction invasives des calculs utilisant des vibrations mécaniquesInstruments, dispositifs ou procédés chirurgicaux pour l'élimination non prévue ailleurs des obstructions dans les vaisseaux sanguins
A61B 17/221 - Dispositifs de préhension des calculs en forme de boucles ou de paniers
A61F 2/95 - Instruments spécialement adaptés pour insérer ou retirer les stents ou les endoprothèses déployables couvertes
A medical system may include a fluid source, a fluid reservoir, and a valve. The valve may be coupled to the fluid source and the fluid reservoir so as to permit fluid flow between the fluid source and the fluid reservoir. The valve may include a first opening configured to receive a medical instrument. Upon insertion of the medical instrument into the first opening of the valve, the medical instrument may be lubricated with a fluid from the fluid source.
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 1/12 - 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 système de refroidissement ou de rinçage
A cytology brush including a base wire having a distal end; at least one coiled loop; and a plurality of bristles. The coiled loop is configured to at least partially surround a portion of a guide wire such that the cytology brush is longitudinally movable along and adjacent to the guide wire.
A61B 10/02 - Instruments pour prélever des échantillons cellulaires ou pour la biopsie
A61B 10/04 - Instruments endoscopiques, p. ex. instruments de type cathéther
A61B 17/221 - Dispositifs de préhension des calculs en forme de boucles ou de paniers
A46B 3/18 - Brosses caractérisées par la façon dont les soies sont fixées ou assemblées dans ou sur le corps ou la monture de la brosse les soies étant fixées sur ou entre des courroies ou des fils métalliques
11.
INJECTABLE SHEAR-THINNING AND SELF-ASSEMBLING HYDROGELS
In some aspects, the present disclosure pertains to an injectable hydrogel that comprises (a) one or more types of polymeric hydrogen bond donors, (b) one or more types of polymeric hydrogen bond acceptors and (c) water. Other aspects of the present disclosure pertain to kits that comprise a delivery device and one or more containers that contain an injectable hydrogel that comprises one or more types of polymeric hydrogen bond donors, one or more types of polymeric hydrogen bond acceptors, and water. Further aspects of the present disclosure pertain to medical procedures that comprise administering to a subject an injectable hydrogel that comprises one or more types of polymeric hydrogen bond donors, one or more types of polymeric hydrogen bond acceptors, and water.
An elevator for a medical device may comprise a proximal end portion; a distal end portion; and a guide surface for contacting an accessory device. The guide surface may extend between the proximal end portion and the distal end portion. The distal end portion may include a curved distal surface, configured such that a protruding portion of the accessory device deflects off of the distal surface as the protruding portion is moved proximally.
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
13.
ICE-OPTIMIZED LEFT ATRIUM AND LEFT ATRIAL APPENDAGE PACING
A pacing system configured to sense cardiac activity and to deliver pacing therapy to a patient's heart. The pacing system may comprise a first electrode configured to be positioned in a first chamber of the heart and configured to deliver a first pacing therapy to the first chamber of the heart and a second electrode configured to be positioned in the left atrial appendage and configured to deliver a second pacing therapy to the left atrial appendage. The processing module of the pacing system may be configured to time a delivery of the first pacing therapy based on a first timing fiducial and a delivery of the second pacing therapy based on a determined pacing delay between the first pacing therapy and the second pacing therapy. The determined pacing delay may be configured to maximize a flow of blood into and/or out of the left atrial appendage.
A61N 1/368 - Stimulateurs cardiaques commandés par un paramètre physiologique, p. ex. par le potentiel cardiaque comprenant plus d'une électrode coopérant avec différentes régions du cœur
A61N 1/372 - Aménagements en relation avec l'implantation des stimulateurs
A61N 1/375 - Aménagements structurels, p. ex. boîtiers
A tissue lumen stent is provided with a body having an elongated tubular configuration and a foreshortened configuration. In the foreshortened configuration, downstream and upstream ends of the body expand radially into downstream and upstream flange structures, leaving a generally cylindrical saddle region therebetween. In some embodiments, the flange structures are non-symmetrical with respect to one another. Systems and methods of using the stents are also disclosed.
A61F 2/90 - Stents ayant une forme caractérisée par des éléments filiformesStents ayant une forme caractérisée par une structure de type filet ou de type à mailles caractérisés par une structure de type filet ou de type à mailles
A cytology brush including a base wire having a distal end; at least one coiled loop; and a plurality of bristles. The coiled loop is configured to at least partially surround a portion of a guide wire such that the cytology brush is longitudinally movable along and adjacent to the guide wire.
A pacing system configured to sense cardiac activity and to deliver pacing therapy to a patient's heart. The pacing system may comprise a first electrode configured to be positioned in a first chamber of the heart and configured to deliver a first pacing therapy to the first chamber of the heart and a second electrode configured to be positioned in the left atrial appendage and configured to deliver a second pacing therapy to the left atrial appendage. The processing module of the pacing system may be configured to time a delivery of the first pacing therapy based on a first timing fiducial and a delivery of the second pacing therapy based on a determined pacing delay between the first pacing therapy and the second pacing therapy. The determined pacing delay may be configured to maximize a flow of blood into and/or out of the left atrial appendage.
A61N 1/365 - Stimulateurs cardiaques commandés par un paramètre physiologique, p. ex. par le potentiel cardiaque
A61N 1/05 - Électrodes à implanter ou à introduire dans le corps, p. ex. électrode cardiaque
A61N 1/368 - Stimulateurs cardiaques commandés par un paramètre physiologique, p. ex. par le potentiel cardiaque comprenant plus d'une électrode coopérant avec différentes régions du cœur
An implantable treatment device configured to facilitate removal thereof after tissue ingrowth into a portion thereof, such as into an enlarged region with a diameter greater than adjacent regions. A liner is positioned within a lumen of the treatment device, with a portion spaced from the enlarged region of the treatment device. A disruption zone in the liner facilitates controlled disruption of the liner's integrity to permit a portion of a removal device inserted within the liner to extend through the liner to interact with the treatment device. The treatment device may be part of a treatment system including a removal device with an enlarged region corresponding to the treatment device enlarged region. A method of treatment involves rupturing a rupture zone in a treatment device liner to allow a portion of a removal device to extend through the liner and into engagement with a portion of the treatment device.
A medical device including a handle and a distal tip. The distal tip includes an elevator configured to change an orientation of an accessory device. The elevator is rotatable about a first axis and a second axis. Rotation of the elevator about the first axis raises or lowers the elevator. Rotation of the elevator about the second axis angles the elevator to the right or left. The medical device includes a first wire attached to a first side of the elevator and a second wire attached to a second side of the elevator. Moving the first wire and second wire the same distance proximally or distally relative to the distal tip rotates the elevator about the first axis. Moving one of the first wire and second wire a distance relative to the other of the first wire and second wire rotates the elevator about the second axis.
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 1/018 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments caractérisés par les conduits internes ou par leurs accessoires destinés à recevoir des instruments
A medical device including a handle and a distal tip. The distal tip includes an elevator configured to change an orientation of an accessory device. The elevator is rotatable about a first axis and a second axis. Rotation of the elevator about the first axis raises or lowers the elevator. Rotation of the elevator about the second axis angles the elevator to the right or left. The medical device includes a first wire attached to a first side of the elevator and a second wire attached to a second side of the elevator. Moving the first wire and second wire the same distance proximally or distally relative to the distal tip rotates the elevator about the first axis. Moving one of the first wire and second wire a distance relative to the other of the first wire and second wire rotates the elevator about the second axis.
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 1/018 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments caractérisés par les conduits internes ou par leurs accessoires destinés à recevoir des instruments
BOSTON SCIENTIFIC MEDICAL DEVICE LIMITED (Irlande)
BOSTON SCIENTIFIC SCIMED, INC. (USA)
Inventeur(s)
Sharma, Deepak Kumar
G, Sharath Kumar
Weitzner, Barry
Abrégé
A device includes a capture assembly, a hollow member, a tube, and a control member. The assembly includes a capture sleeve received on a distal end of an insertion device and a flange mounted on the insertion device proximal of the sleeve. The hollow member, the tube, and the control member each have a proximal end accessible by the user. The tube pushes the sleeve distally off the insertion device when the tube is advanced distally through the hollow member. The control member includes a distal end forming a loop coupled around a circumference of a distal opening of the sleeve. The loop moves between a constricted configuration in which at least a portion of the loop is drawn proximally into the tube and an open configuration in which the loop is extended distally from the tube to open the loop and the distal opening of the sleeve.
BOSTON SCIENTIFIC MEDICAL DEVICE LIMITED (Irlande)
BOSTON SCIENTIFIC SCIMED, INC. (USA)
Inventeur(s)
Sharma, Neeraj Kumar
Liu, Qian
Abrégé
An introducer sheath including a valve hub and an elongate shaft extending from the valve hub. The valve hub defines a main port and a side port. The main port includes a hub body, a compressible seal disposed within the hub body, a pusher at least partially positioned within the hub body and slidably movable relative thereto, and a lock nut partially surrounding the pusher. The lock nut is threadably engaged with the pusher such that rotation of the lock nut moves the pusher axially toward and/or away from the compressible seal.
A61M 39/06 - Soupapes hémostatiques, c.-à-d. éléments formant joint autour d'une aiguille, d'un cathéter ou similaire, et se fermant après leur retrait
Devices, systems, and methods for treating wounds in endoluminal spaces of a patient are disclosed. A device may include an elongate tube defining a proximal end, a distal end, and a lumen, an expandable component adjustably positioned at the distal end of the elongate tube, and a tether coupled to the expandable component and extending proximal from the expandable component through the lumen to a location exterior of the elongate tube. The expandable component may be adjustable between a delivery position within the elongate tube and a fully deployed position at least partially exterior of the elongate tube. The expandable member may be absorbent. A proximal end of the elongate tube may couple to a vacuum source to apply a negative pressure at or proximate the expandable component. An inner member may extend through the elongate tube and be configured to adjustably engage the expandable component.
A61M 1/00 - Dispositifs de succion ou de pompage à usage médicalDispositifs pour retirer, traiter ou transporter les liquides du corpsSystèmes de drainage
A61F 13/05 - Bandages ou pansementsGarnitures absorbantes spécialement adaptés à l’utilisation lors d’une thérapie par sous-pression ou par surpression, du drainage des plaies ou de l’irrigation des plaies, p. ex. à l’utilisation lors d’un traitement des plaies par pression négative [TPN]
Electronic assemblies for medical devices are described, including an electronic assembly that includes a body, at least one imaging device, and at least one light source. The body may include a plurality of electrical connection points and a plurality of electrical traces in a material that is electrically insulative. The plurality of electrical connection points may be on one or more external surfaces of the body. The plurality of electrical connection points may include proximal and distal connection points. Each electrical trace may connect a proximal connection point to a respective distal connection point. The at least one imaging device may be coupled to one or more of the distal connection points and/or the at least one light source may be coupled to one or more of the distal connection points.
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 1/05 - 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 combinés avec des dispositifs photographiques ou de télévision caractérisés par le fait que le capteur d'images, p. ex. l'appareil photographique, est placé dans la partie de l'extrémité distale
24.
CROSSLINKING AGENTS AND MEDICAL HYDROGELS FORMED THEREFROM
In some aspects, the present disclosure pertains to methods that comprise (a) performing a ring-opening polymerization of one or more types of amino acid N-carboxyanhydride (NCA) monomers that comprise at least one type of protected amino acid NCA monomer having a protected pendant amine group in the presence of an initiator compound to produce intermediate peptide compounds that comprise an amino acid chain having protected pendant amine groups covalently attached to a residue of the initiator and (b) deprotecting the intermediate peptide compounds to form final peptide compounds that comprise an amino acid chain having pendant amine groups covalently attached to the residue of the initiator.
Devices, systems, and methods for a fluid supply for an endoscope. An expandable gas chamber presses against a saline chamber, allowing for the supply of pressurized saline to both a lens wash line and an irrigation line. As the saline chamber is emptied and decreases in volume the gas chamber receives more gas and increases in volume to maintain the fluid pressure.
A61B 1/12 - 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 système de refroidissement ou de rinçage
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
Boston Scientific Medical Device Limited (Irlande)
Boston Scientific Scimed, Inc. (USA)
Inventeur(s)
Sharma, Deepak Kumar
G, Sharath Kumar
Smith, Paul
Brechbiel, Scott E.
Abrégé
A cytology brush includes a shaft including a fluid lumen configured for passage of a fluid; a brush body including: a fixed element; and a moveable element with a radial outward surface and a plurality of bristles, wherein the bristles protrude externally from the radial outward surface. The moveable element is configured to receive the fluid through the fluid lumen to expand from an unexpanded configuration to an expanded configuration and in the unexpanded configuration of the moveable element, the bristles are in a retracted configuration and in the expanded configuration the bristles are in a deployed configuration.
A medical system includes a processing unit, a medical device electrically coupled to the processing unit, and an electronic assembly disposed at a distal portion of the insertion portion. The medical device includes an insertion portion configured to be inserted into a body lumen of a subject. The electronic assembly includes at least a first sensor, a second sensor, and a switch. The electronic assembly is electrically coupled to the processing unit. The switch is configured to switch between the first sensor and the second sensor based on an instruction of the processing unit.
A61B 5/00 - Mesure servant à établir un diagnostic Identification des individus
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 5/0205 - Évaluation simultanée de l'état cardio-vasculaire et de l'état d'autres parties du corps, p. ex. de l'état cardiaque et respiratoire
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
28.
MEDICAL ASSEMBLIES, DEVICES, SYSTEMS, AND RELATED METHODS FOR WETTING A MEDICAL INSTRUMENT
A medical system may include a fluid source, a fluid reservoir, and a valve. The valve may be coupled to the fluid source and the fluid reservoir so as to permit fluid flow between the fluid source and the fluid reservoir. The valve may include a first opening configured to receive a medical instrument. Upon insertion of the medical instrument into the first opening of the valve, the medical instrument may be lubricated with a fluid from the fluid source.
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 1/018 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments caractérisés par les conduits internes ou par leurs accessoires destinés à recevoir des instruments
29.
FLEXIBLE ROBOTIC SURGICAL SYSTEM HAVING ACTUATABLE SUTURING TOOL
A robotic system has a flexible portion adapted for insertion into the gastrointestinal tract and includes a suturing system with a needle holder. An actuator is coupled to the needle holder and is adapted to act on the needle holder arm and needle such that the needle can be repeatedly moved through a path. The actuator is driven by a drive mechanism from the robotic system.
A61B 17/04 - Instruments, dispositifs ou procédés chirurgicaux pour refermer les plaies ou les maintenir ferméesAccessoires utilisés en liaison avec ces opérations pour la suture des plaiesSupports ou emballages pour aiguilles ou matériaux de suture
A61B 17/06 - AiguillesSupports ou empaquetages pour aiguilles ou matériaux de suture
The present disclosure relates generally to the field of medical devices. In particular, the present disclosure relates to an electrosurgical surgical tip that includes a conductive and low-profile cutting surface to provide high current density radiofrequency energy with minimal thermal damage to surrounding tissues. For example, an electrosurgical tip of the present disclosure may include a ring of conductive material sputter-coated around a distal opening of a non-conductive base component and a strip of conductive material sputter-coated along a longitudinal axis of the non-conductive base component.
A61B 18/08 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci par chauffage à l'aide de sondes chauffées électriquement
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
A method of managing a speed of implantable blood pump. The implantable blood pump is in communication with an internal battery and a transcutaneous energy transfer system (TETS). The method includes starting the pump at a programmed set speed. The speed of the pump is decreased from the programmed set speed to a minimum set speed if either a capacity of the internal battery is less than a predetermined reserve level and TETS power is unavailable, or there is insufficient TETS power to maintain the programmed set speed. The speed of the pump is progressively decreased from the programmed set speed if there is insufficient power to maintain the programmed set speed.
A61M 60/873 - Dispositifs d’alimentation en énergieConvertisseurs à cet effet spécialement adaptés au transfert d’énergie sans fil ou transcutané, p. ex. à la charge par induction
A61M 60/178 - Pompes ou dispositifs de pompage implantables, c.-à-d. que le sang est pompé à l’intérieur du corps du patient implantables dans ou sur le cœur, ou autour du cœur prélevant le sang d’un ventricule et renvoyant le sang vers le système artériel par une canule externe au ventricule, p. ex. dispositifs d’assistance pour ventricule gauche ou droit
A61M 60/546 - Régulation par des données en temps réel de paramètres fonctionnels de la pompe pour le sang, p. ex. par l’intensité du courant d’un moteur de l’écoulement du sang, p. ex. en adaptant la vitesse du rotor
A61M 60/592 - Communication de données du patient ou de la pompe pour le sang à des opérateurs distants pour finalités de traitement
Devices, systems, and methods for a fluid supply for an endoscope. An expandable gas chamber presses against a saline chamber, allowing for the supply of pressurized saline to both a lens wash line and an irrigation line. As the saline chamber is emptied and decreases in volume the gas chamber receives more gas and increases in volume to maintain the fluid pressure.
A61M 5/148 - Perfusion sous pression, p. ex. utilisant des pompes utilisant des réservoirs sous pression, p. ex. au moyen de pistons flexibles
A61B 1/015 - Commande de l'alimentation en fluide ou de l'évacuation de fluide
A61B 1/12 - 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 système de refroidissement ou de rinçage
A61M 5/14 - Dispositifs de perfusion, p. ex. perfusion par gravitéPerfusion sanguineAccessoires à cet effet
33.
MEDICAL ASSEMBLIES, DEVICES, SYSTEMS, AND RELATED METHODS FOR MULTIPLE SENSORS
A medical system includes a processing unit, a medical device electrically coupled to the processing unit, and an electronic assembly disposed at a distal portion of the insertion portion. The medical device includes an insertion portion configured to be inserted into a body lumen of a subject. The electronic assembly includes at least a first sensor, a second sensor, and a switch. The electronic assembly is electrically coupled to the processing unit. The switch is configured to switch between the first sensor and the second sensor based on an instruction of the processing unit.
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 1/05 - 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 combinés avec des dispositifs photographiques ou de télévision caractérisés par le fait que le capteur d'images, p. ex. l'appareil photographique, est placé dans la partie de l'extrémité distale
A61B 5/00 - Mesure servant à établir un diagnostic Identification des individus
09 - Appareils et instruments scientifiques et électriques
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
downloadable computer software used for analyzing imaging data for screening patients for left atrial appendage closure procedures; downloadable computer software used for analyzing imaging data for pre-procedural preparation for and post-procedural evaluation of left atrial appendage closure procedures; downloadable computer software for visualization and measurement of cardiovascular structures; downloadable computer software for capturing and storing data relating to cardiovascular structures; downloadable computer software for capturing and storing data relating to cardiovascular procedures providing online non-downloadable computer software used for analyzing imaging data for screening patients for left atrial appendage closure procedures; providing online non-downloadable computer software used for analyzing imaging data for pre-procedural preparation for and post-procedural evaluation of left atrial appendage closure procedures; providing online non-downloadable computer software for visualization and measurement of cardiovascular structures; providing online non-downloadable computer software for capturing and storing data relating to cardiovascular structures; providing online non-downloadable computer software for capturing and storing data relating to cardiovascular procedures
An elevator for a medical device may comprise a proximal end portion; a distal end portion; and a guide surface for contacting an accessory device. The guide surface may extend between the proximal end portion and the distal end portion. The distal end portion may include a curved distal surface, configured such that a protruding portion of the accessory device deflects off of the distal surface as the protruding portion is moved proximally.
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
Devices, systems, and methods for treating defects in anatomical structures are disclosed. A device may include a first portion configured to engage body tissue and a second portion extending distally from the first portion. The second portion may be elongated and configured to extend into and/or engage tissue of a defect in an anatomical structure. The device may have an expanded or deployed configuration in which at least the second portion of the device has a first diameter. The device may be configured to be adjusted to a closed configuration in which the second portion of the device has a second diameter that is reduced relative to the first diameter. The second portion of the device may include one or more tissue engaging elements configured to engage the defect such that adjusting the second portion to the reduced second diameter closes the defect.
Devices, systems, and methods for treating wounds in endoluminal spaces of a patient are disclosed. A device may include an elongate tube defining a proximal end, a distal end, and a lumen, an expandable component adjustably positioned at the distal end of the elongate tube, and a tether coupled to the expandable component and extending proximal from the expandable component through the lumen to a location exterior of the elongate tube. The expandable component may be adjustable between a delivery position within the elongate tube and a fully deployed position at least partially exterior of the elongate tube. The expandable member may be absorbent. A proximal end of the elongate tube may couple to a vacuum source to apply a negative pressure at or proximate the expandable component. An inner member may extend through the elongate tube and be configured to adjustably engage the expandable component.
A61M 1/00 - Dispositifs de succion ou de pompage à usage médicalDispositifs pour retirer, traiter ou transporter les liquides du corpsSystèmes de drainage
A61F 13/05 - Bandages ou pansementsGarnitures absorbantes spécialement adaptés à l’utilisation lors d’une thérapie par sous-pression ou par surpression, du drainage des plaies ou de l’irrigation des plaies, p. ex. à l’utilisation lors d’un traitement des plaies par pression négative [TPN]
A61F 13/20 - Tampons, p. ex. tampons cataméniauxLeurs accessoires
38.
DEVICES, SYSTEMS, AND METHODS FOR DEPLOYING AND RECAPTURING A MEDICAL DEVICE
A device for aiding in recapturing a medical device may include an elongate shaft and an expandable sheath extension coupled to a distal end of the elongate shaft. The expandable sheath extension may be laterally offset from the elongate shaft and may be self-biased toward a radially collapsed configuration. A system for deploying and recapturing a medical device may include a deployment catheter including an elongate tubular member having a lumen configured to slidably receive a medical device, and a device for aiding in recapturing the medical device after the medical device has been deployed. The elongate shaft may be configured to slidably advance the expandable sheath extension through the lumen to a guiding position wherein a proximal end of the expandable sheath extension is disposed within the lumen and a distal end of the expandable sheath extension is disposed distal of the elongate tubular member.
A TETS having an external controller having a power source, a transmission coil in communication with the external controller, a receiving coil configured for transcutaneous inductive communication with the transmission coil, and an implantable controller in communication with the receiving coil and an implantable blood pump. The implantable controller has a battery configured to receive power from the receiving coil and the external controller is configured to categorize power transfer states based on predetermined thresholds of efficiency and power demand, and user display states (associated with optional configurable notifications) based on the power transfer states and predetermined temperature thresholds of the transmission coil.
A61M 60/875 - Dispositifs d’alimentation en énergieConvertisseurs à cet effet spécialement adaptés au transfert d’énergie sans fil ou transcutané, p. ex. à la charge par induction spécialement adaptés pour optimiser l’alignement des bobines externes et implantables
A61M 60/178 - Pompes ou dispositifs de pompage implantables, c.-à-d. que le sang est pompé à l’intérieur du corps du patient implantables dans ou sur le cœur, ou autour du cœur prélevant le sang d’un ventricule et renvoyant le sang vers le système artériel par une canule externe au ventricule, p. ex. dispositifs d’assistance pour ventricule gauche ou droit
H02J 50/10 - Circuits ou systèmes pour l'alimentation ou la distribution sans fil d'énergie électrique utilisant un couplage inductif
H02J 50/90 - Circuits ou systèmes pour l'alimentation ou la distribution sans fil d'énergie électrique mettant en œuvre la détection ou l'optimisation de la position, p. ex. de l'alignement
An external coil system for a transcutaneous energy transfer system (TETS), the external coil being configured to transfer energy sufficient to power and implantable blood pump. The system includes a housing containing the external coil, the housing includes a thermal insulating base, the external coil being partially disposed within the thermal insulating base and a thermally conductive plastic, the external coil being partially disposed within the thermally conductive plastic.
A61M 60/875 - Dispositifs d’alimentation en énergieConvertisseurs à cet effet spécialement adaptés au transfert d’énergie sans fil ou transcutané, p. ex. à la charge par induction spécialement adaptés pour optimiser l’alignement des bobines externes et implantables
A61M 60/90 - Détails non prévus dans les groupes , ou
H02J 7/02 - Circuits pour la charge ou la dépolarisation des batteries ou pour alimenter des charges par des batteries pour la charge des batteries par réseaux à courant alternatif au moyen de convertisseurs
H02J 50/00 - Circuits ou systèmes pour l'alimentation ou la distribution sans fil d'énergie électrique
H02J 50/10 - Circuits ou systèmes pour l'alimentation ou la distribution sans fil d'énergie électrique utilisant un couplage inductif
H02J 50/90 - Circuits ou systèmes pour l'alimentation ou la distribution sans fil d'énergie électrique mettant en œuvre la détection ou l'optimisation de la position, p. ex. de l'alignement
A controller for an implantable blood pump includes processing circuitry configured to initiate a suction response algorithm if a combination of a number of detected suction events multiplied by a suction event variable and a number of non-suction events multiplied by a non-suction event variable exceed a predetermined threshold.
A61M 60/205 - Pompes pour le sang à déplacement non positif
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
BOSTON SCIENTIFIC MEDICAL DEVICE LIMITED (Irlande)
BOSTON SCIENTIFIC SCIMED, INC. (USA)
Inventeur(s)
Sharma, Deepak Kumar
G, Sharath Kumar
Smith, Paul
Brechbiel, Scott
Abrégé
A cytology brush includes a shaft including a fluid lumen configured for passage of a fluid; a brush body including: a fixed element; and a moveable element with a radial outward surface and a plurality of bristles, wherein the bristles protrude externally from the radial outward surface. The moveable element is configured to receive the fluid through the fluid lumen to expand from an unexpanded configuration to an expanded configuration and in the unexpanded configuration of the moveable element, the bristles are in a retracted configuration and in the expanded configuration the bristles are in a deployed configuration.
Devices, systems, and methods for treating defects in anatomical structures are disclosed. A device may include a first portion configured to engage body tissue and a second portion extending distally from the first portion. The second portion may be elongated and configured to extend into and/or engage tissue of a defect in an anatomical structure. The device may have an expanded or deployed configuration in which at least the second portion of the device has a first diameter. The device may be configured to be adjusted to a closed configuration in which the second portion of the device has a second diameter that is reduced relative to the first diameter. The second portion of the device may include one or more tissue engaging elements configured to engage the defect such that adjusting the second portion to the reduced second diameter closes the defect.
A robotic system has a flexible portion adapted for insertion into the gastrointestinal tract and includes a suturing system with a needle holder. An actuator is coupled to the needle holder and is adapted to act on the needle holder arm and needle such that the needle can be repeatedly moved through a path. The actuator is driven by a drive mechanism from the robotic system.
A61B 17/04 - Instruments, dispositifs ou procédés chirurgicaux pour refermer les plaies ou les maintenir ferméesAccessoires utilisés en liaison avec ces opérations pour la suture des plaiesSupports ou emballages pour aiguilles ou matériaux de suture
A61B 17/06 - AiguillesSupports ou empaquetages pour aiguilles ou matériaux de suture
A61B 17/062 - Dispositifs pour manipuler les aiguilles
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux
Locking catheters including a fluid-tight hub and mechanism to secure a flexible member. An illustrative locking catheter may comprise an elongate shaft defining a lumen, a first connection member coupled to the elongate shaft, a second connection member configured to be releasably coupled to the first connection member, and a flexible member extending through at least a portion of a lumen of the elongate shaft and a portion of a lumen of the first connection member. The proximal end of the flexible member may extend through the aperture of the first connection member such that the proximal end of the flexible member is exterior to the first connection member. When the second connection member is coupled with the first connection member, the flexible member may be secured between an inner surface of the first connection member and an outer surface of the inner tubular member of the second connection member.
Medical devices and related methods are described, including a medical device that includes a shaft including a working channel and a distal tip. The distal tip may include an assembly that includes an imaging device and an elevator. The assembly may be movable from a lowered configuration to an angled configuration to move the imaging device and the elevator from the lowered configuration to the angled configuration.
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
In some aspects, the present disclosure provides reactive polymers that comprise one or more hydrophilic polymer segments having a plurality of hydrophilic polymer segment ends and a plurality of reactive moieties covalently linked to at least a portion of the hydrophilic polymer segment ends. The reactive moieties are 3,4-substituted-2,5-pyrrolidinedione moieties in which the 3-carbon and the 4-carbon form part of at least one ring in addition to the 2,5-pyrrolidinedione ring, and the 2,5-pyrrolidinedione ring nitrogen atom of each of the 3,4-substituted-2,5-pyrrolidinedione moieties is linked to one of the hydrophilic polymer segment ends. In other aspects, the present disclosure provides systems for forming hydrogel compositions and methods of treatment that employ such reactive polymers and methods of synthesizing such reactive polymers.
A61K 47/34 - Composés macromoléculaires obtenus par des réactions autres que celles faisant intervenir uniquement des liaisons non saturées carbone-carbone, p. ex. polyesters, acides polyaminés, polysiloxanes, polyphosphazines, copolymères de polyalkylène glycol ou de poloxamères
C08G 65/332 - Polymères modifiés par post-traitement chimique avec des composés organiques contenant de l'oxygène contenant des groupes carboxyle, ou leurs halogénures ou esters
C08G 65/333 - Polymères modifiés par post-traitement chimique avec des composés organiques contenant de l'azote
48.
METHODS, COMPOSITIONS AND KITS FOR SURGICAL REPAIR
In some aspects, the present invention provides surgical procedures that comprise applying compositions into and/or onto tissue, including supporting tissues (e.g., ligaments, connective tissue, muscles, etc.) for pelvic organs, among other tissues. In other aspects, the present disclosure pertains to compositions that are useful for performing such procedures. In still other aspects, the present disclosure pertains to kits that are useful for performing such procedures.
A61L 31/06 - Matériaux macromoléculaires obtenus autrement que par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone
A61L 31/14 - Matériaux caractérisés par leur fonction ou leurs propriétés physiques
49.
DEVICES, SYSTEMS, AND METHODS FOR PYLORIC OCCLUSION
According to exemplary embodiments of the present disclosure, devices, systems, and methods for pyloric occlusion in an endoscopic procedure may include a first flange and a second flange connected to the first flange by a saddle region having a lumen. The second flange may be proximal to the first flange. The pyloric occlusion device may further include a closure element. The closure element may be configured to occlude a flow of material through the lumen, including across the pylorus when deployed. The closure element may be a closure of the lumen by rotation of one of the first or second flanges about the saddle region relative to the other of the first or second flange.
A61F 2/04 - Éléments ou organes creux ou tubulaires, p. ex. vessies, trachées, bronches ou voies biliaires
A61B 1/018 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments caractérisés par les conduits internes ou par leurs accessoires destinés à recevoir des instruments
A61B 1/273 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments pour l'appareil digestif supérieur, p. ex. œsophagoscopes, gastroscopes
A61B 5/06 - Dispositifs autres que ceux à radiation, pour détecter ou localiser les corps étrangers
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux
A61B 17/11 - Instruments, dispositifs ou procédés chirurgicaux pour refermer les plaies ou les maintenir ferméesAccessoires utilisés en liaison avec ces opérations pour réaliser l'anastomoseBoutons pour anastomose
A61B 17/12 - Instruments, dispositifs ou procédés chirurgicaux pour ligaturer ou comprimer par un autre moyen les parties tubulaires du corps, p. ex. les vaisseaux sanguins ou le cordon ombilical
A61B 17/29 - Pinces pour la chirurgie faiblement invasive
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 90/30 - Dispositifs pour éclairer une zone chirurgicale, les dispositifs ayant une corrélation avec d’autres dispositifs chirurgicaux ou avec une intervention chirurgicale
A61F 5/00 - Procédés ou dispositifs d'orthopédie pour le traitement non chirurgical d'os ou articulationsDispositifs pour donner des soins
A61M 25/01 - Introduction, guidage, avance, mise en place ou maintien en position des cathéters
50.
DEVICES, SYSTEMS, AND METHODS FOR LOCATING A BODY LUMEN
This disclosure relates generally to medical devices, systems, and methods for locating devices and/or anatomy during medical procedures. More particularly, in some embodiments, the disclosure relates to medical device and/or anatomy locating devices, access devices, and systems and methods thereof, for use during, e.g., gastrojejunostomy procedures. In an aspect, a medical device locator may include an elongate member (such as sheath or guidewire) having a proximal end, a distal end, a longitudinal axis, and a length extending along the longitudinal axis. A location device may be disposed along the length of the elongate member.
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 1/06 - 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
A61B 1/273 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments pour l'appareil digestif supérieur, p. ex. œsophagoscopes, gastroscopes
A61B 1/31 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments pour le rectum, p. ex. proctoscopes, sigmoïdoscopes
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
51.
EXPANDING FOAM DELIVERY SYSTEM FOR OCCLUDING LEFT ATRIAL APPENDAGE
A left atrial appendage closure device adapted for occluding the left atrial appendage includes a cone-shaped insert formed of an expandable foam and adapted for trans-septal delivery to the LAA. A polymeric covering is disposed over the cone-shaped insert, the polymeric covering adapted to protect the cone-shaped insert during trans-septal delivery to the LAA, the polymeric covering adapted for removal after trans-septal delivery to the LAA. An insert lumen extends through the cone-shaped insert prior to expansion of the cone-shaped insert. A tubular support rod extends through the insert lumen, the tubular support rod operably coupled with at least a portion of the polymeric covering, the tubular support rod itself defining a tubular support rod lumen adapted to accommodate a guidewire over which the insert may be advanced into the LAA and/or a radio frequency (RF) energy wire adapted for making a trans-septal puncture.
A61B 17/12 - Instruments, dispositifs ou procédés chirurgicaux pour ligaturer ou comprimer par un autre moyen les parties tubulaires du corps, p. ex. les vaisseaux sanguins ou le cordon ombilical
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux
A61B 90/00 - Instruments, outillage ou accessoires spécialement adaptés à la chirurgie ou au diagnostic non couverts par l'un des groupes , p. ex. pour le traitement de la luxation ou pour la protection de bords de blessures
Locking catheter (10) including a fluid-tight hub (16) comprises an elongate shaft (12) defining a lumen, a first connection member (36) coupled to the shaft, a second connection member (30) configured to be releasably coupled to the first connection member, and a flexible member (14) extending through at least a portion of a lumen of the elongate shaft (12) and a portion of a lumen of the first connection member (36). The proximal end of the flexible member (14) extends through an aperture (52) of the first connection member such that the proximal end of the flexible member is exterior to the first connection member. When the second connection member (30) is coupled with the first connection member, the flexible member (14) is secured between an inner surface of the first connection member (36) and an outer surface of an inner tubular member (74) of the second connection member.
In some aspects, the present disclosure pertains to methods that comprise (a) performing a ring-opening polymerization of one or more types of amino acid N-carboxyanhydride (NCA) monomers that comprise at least one type of protected amino acid NCA monomer having a protected pendant amine group in the presence of an initiator compound to produce intermediate peptide compounds that comprise an amino acid chain having protected pendant amine groups covalently attached to a residue of the initiator and (b) deprotecting the intermediate peptide compounds to form final peptide compounds that comprise an amino acid chain having pendant amine groups covalently attached to the residue of the initiator.
C08G 69/10 - Polyamides dérivés, soit des acides amino-carboxyliques, soit de polyamines et d'acides polycarboxyliques dérivés d'acides aminocarboxyliques d'acides alpha-aminocarboxyliques
C07K 1/06 - Procédés généraux de préparation de peptides utilisant des groupes protecteurs ou des agents d'activation
C08G 69/40 - Polyamides contenant de l'oxygène sous forme de groupes éther
C08G 69/42 - Polyamides contenant des atomes autres que le carbone, l'hydrogène, l'oxygène et l'azote
C07K 5/09 - Tripeptides la chaîne latérale du premier amino-acide contenant plus de groupes amino que de groupes carboxyle, ou leurs dérivés, p. ex. Lys, Arg
54.
MEDICAL DEVICES AND RELATED SYSTEMS AND METHODS FOR REDUCING SIGNAL DISTORTION IN IMAGE SIGNALS
According to one aspect, a medical device system for visualizing internal patient anatomy may comprise: a shaft including a distal tip portion, the tip portion including an imaging device, and a signal modulator; and a control unit operatively coupled to the shaft and including a de-modulator. The imaging device may be configured to output a first signal to the signal modulator. The signal modulator may be configured to modulate the received first signal and output a modulated second signal to the control unit; and the de-modulator of the control unit may be configured to receive the modulated second signal, de-modulate the second signal, and output a de-modulated third signal. The control unit may be configured to output the de-modulated third signal to an electronic display.
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
55.
MEDICAL DEVICES AND RELATED SYSTEMS AND METHODS FOR REDUCING SIGNAL DISTORTION IN IMAGE SIGNALS
According to one aspect, a medical device system for visualizing internal patient anatomy may comprise: a shaft including a distal tip portion, the tip portion including an imaging device, and a signal modulator; and a control unit operatively coupled to the shaft and including a de-modulator. The imaging device may be configured to output a first signal to the signal modulator. The signal modulator may be configured to modulate the received first signal and output a modulated second signal to the control unit; and the de-modulator of the control unit may be configured to receive the modulated second signal, de-modulate the second signal, and output a de-modulated third signal. The control unit may be configured to output the de-modulated third signal to an electronic display.
H04N 23/80 - Chaînes de traitement de la caméraLeurs composants
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 catheter for an ultrasound system can a marker disposed on the hub. The marker is optically or magnetically readable and, when read, identifies the catheter. A drive unit can include an optical or magnetic marker reader. Alternatively or additionally, a catheter may include an active memory arrangement that can be read by an appropriate reader on the drive unit.
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
A61B 90/90 - Moyens d’identification pour les patients ou les instruments, p. ex. étiquettes
A61B 90/94 - Moyens d’identification pour les patients ou les instruments, p. ex. étiquettes utilisant des symboles, p. ex. du texte
A61B 90/96 - Moyens d’identification pour les patients ou les instruments, p. ex. étiquettes utilisant des symboles, p. ex. du texte utilisant des codes-barres
Example ultrasound medical devices are disclosed. An example medical device includes a support member having a proximal end region and a distal end region and a sensing member having a proximal end region and a distal end region, the distal end region of the sensing member coupled to the distal end region of the support member. The medical device also includes one or more ultrasound sensors disposed along the sensing member and a support shaft having a first end coupled to the sensing member and a second end coupled to the support member. Additionally, the sensing member is configured to shift from a first configuration in which the sensing member is adjacent to the support member to a second configuration in which at least a portion of the sensing member extends away from the support member.
A61B 8/00 - Diagnostic utilisant des ondes ultrasonores, sonores ou infrasonores
A61B 1/307 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments pour l'appareil urinaire, p. ex. urétroscopes, cystoscopes
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
Polymer microspheres containing poly-lactide-co-glycolide (PLGA) and therapeutic agent are described. Also described are methods of making such polymer microspheres and methods of using such polymer microspheres for embolizing blood vessels.
A61K 31/337 - Composés hétérocycliques ayant l'oxygène comme seul hétéro-atome d'un cycle, p. ex. fungichromine ayant des cycles à quatre chaînons, p. ex. taxol
A pigtail catheter may include an elongate shaft having a curled distal tip, a tubular sheath slidably disposed over the elongate shaft, and a compliant expandable member fixed to the elongate shaft and the tubular sheath. A transcatheter aortic valve replacement (TAVR) system may include the pigtail catheter, a TAVR delivery device comprising an elongate shaft having an implant holding portion proximate a distal end thereof, and a TAVR implant disposed within the holding portion in a collapsed configuration, the TAVR implant comprising an expandable framework including a lower crown disposed at an upstream end and an upper crown disposed downstream of the lower crown. The compliant expandable member is configured to identify a downstream extent of a surgical aortic valve implant disposed within an ascending aorta prior to deploying the TAVR implant.
Medical devices and related methods are described, including a medical device(100) that includes a shaft (118) including a working channel and a distal tip (220). The distal tip may include an assembly (352) that includes an imaging device (322) and an elevator (326). The assembly may be movable from a lowered configuration to an angled configuration to move the imaging device and the elevator from the lowered configuration to the angled configuration.
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 1/05 - 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 combinés avec des dispositifs photographiques ou de télévision caractérisés par le fait que le capteur d'images, p. ex. l'appareil photographique, est placé dans la partie de l'extrémité distale
A61B 1/06 - 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
61.
REACTIVE POLYMERS AND HYDROGELS FORMED FROM THE SAME
In some aspects, the present disclosure provides reactive polymers that comprise one or more hydrophilic polymer segments having a plurality of hydrophilic polymer segment ends and a plurality of reactive moieties covalently linked to at least a portion of the hydrophilic polymer segment ends. The reactive moieties are 3,4-substituted-2,5-pyrrolidinedione moieties in which the 3-carbon and the 4-carbon form part of at least one ring in addition to the 2,5-pyrrolidinedione ring, and the 2,5-pyrrolidinedione ring nitrogen atom of each of the 3,4-substituted-2,5-pyrrolidinedione moieties is linked to one of the hydrophilic polymer segment ends. In other aspects, the present disclosure provides systems for forming hydrogel compositions and methods of treatment that employ such reactive polymers and methods of synthesizing such reactive polymers.
C08L 101/14 - Compositions contenant des composés macromoléculaires non spécifiés caractérisées par des propriétés physiques, p. ex. anisotropie, viscosité ou conductivité électrique les composés macromoléculaires étant solubles dans l'eau ou gonflables dans l'eau, p. ex. gels aqueux
A61K 49/04 - Préparations de contraste pour rayons X
C08G 65/26 - Composés macromoléculaires obtenus par des réactions créant une liaison éther dans la chaîne principale de la macromolécule à partir d'éthers cycliques par ouverture d'un hétérocycle à partir d'éthers cycliques et d'autres composés
A61K 47/34 - Composés macromoléculaires obtenus par des réactions autres que celles faisant intervenir uniquement des liaisons non saturées carbone-carbone, p. ex. polyesters, acides polyaminés, polysiloxanes, polyphosphazines, copolymères de polyalkylène glycol ou de poloxamères
A61K 47/69 - Préparations médicinales caractérisées par les ingrédients non actifs utilisés, p. ex. les supports ou les additifs inertesAgents de ciblage ou de modification chimiquement liés à l’ingrédient actif l’ingrédient non actif étant chimiquement lié à l’ingrédient actif, p. ex. conjugués polymère-médicament le conjugué étant caractérisé par sa forme physique ou sa forme galénique, p. ex. émulsion, particule, complexe d’inclusion, stent ou kit
Medical devices, namely, a fiber laser for ablation for use in the treatment of stones in the kidney and urinary system and BPH (Benign prostatic hyperplasia) procedures.
Medical device system for ablating cardiac tissue comprising a pulsed electric field power source in the nature of a pulse generator, an ablation catheter, a catheter delivery system, a deflectable sheath, and instruction manuals provided as a unit
65.
ULTRASOUND IMAGING AND BACKSCATTER SYSTEM AND METHOD
An ultrasound imaging and backscatter system comprises an ICE ultrasonic catheter having an ultrasonic pMUT transducer array disposed within a distal end of the ultrasonic catheter, and comprises a plurality of transducer array elements arranged on a substrate. A catheter shaft is connected at one end to a handle assembly and at other end to the ultrasonic transducer array. The catheter shaft houses an electronic flex cable which is in communication with a signal trace, and directs each of the plurality of transducer array elements to transmit and receive ultrasound beams, receive at least one signal from the plurality of transducer array elements, and construct at least one image characterizing one or more tissue component of a scanned object. The ultrasound imaging system is used for measuring tissue thickness, tissue scarring and lesion assessment for left and right atrium and ventricle tissue wall characterization and other intracardiac tissue abnormalities.
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 8/00 - Diagnostic utilisant des ondes ultrasonores, sonores ou infrasonores
B06B 1/06 - Procédés ou appareils pour produire des vibrations mécaniques de fréquence infrasonore, sonore ou ultrasonore utilisant l'énergie électrique fonctionnant par effet piézo-électrique ou par électrostriction
An illustrative stent includes an elongated tubular member comprising at least one strut forming a tubular wall having a plurality of cells extending through a thickness of the tubular wall. The elongated tubular member may be configured to move between a radially collapsed configuration and a radially expanded configuration. A coating may be disposed on the elongated tubular member and spanning at least some of the plurality of cells. One or more magnetic components may be disposed on or within the coating.
A medical device for causing blood flow within a left atrial appendage (LAA) includes a flow energy capture element adapted to capture energy caused by movement within the heart. A transmission element is operably coupled to the flow energy capture element, the transmission element adapted to utilize the captured energy to cause blood flow within the LAA.
A61M 60/882 - Dispositifs mus par le patient, p. ex. dispositifs mus par muscle squelettique
A61M 60/187 - Pompes ou dispositifs de pompage implantables, c.-à-d. que le sang est pompé à l’intérieur du corps du patient implantables dans ou sur le cœur, ou autour du cœur agissant mécaniquement sur l’intérieur du cœur natif du patient, p. ex. structures contractiles placées à l’intérieur du cœur
A61M 60/289 - Dispositifs de circulation mécanique pour assistance de la fonction cardiaque résiduelle par action mécanique sur le cœur natif ou la structure de vaisseaux sanguins du patient, p. ex. dispositifs de compression cardiaque directe
A61M 60/47 - Détails concernant l’entraînement pour des dispositifs d’actionnement circulatoire mécanique la force agissant sur les moyens d’actionnement étant mécanique, p. ex. éléments à entraînement mécanique de pincement d’un vaisseau sanguin
A61M 60/492 - Détails concernant l’entraînement pour des dispositifs d’actionnement circulatoire mécanique la force agissant sur les moyens d’actionnement étant magnétique générée par des aimants permanents
A61M 60/839 - Détails structurels autres que ceux relatifs à l’entraînement de la pompe des dispositifs pour l'actionnement de la circulation mécanique
A61M 60/861 - Connexions ou ancrages pour connecter ou ancrer les pompes ou dispositifs de pompage à des parties du corps du patient
Delivery devices for an occlusive implant and method for making and using delivery devices are disclosed. An example delivery device may include a delivery sheath having a proximal region, a garage region, and a distal tip region. The proximal region may have a proximal inner diameter. The garage region may have a garage inner diameter larger than the proximal inner diameter. A reinforcing member may extend along the proximal region, the garage region, or both. A core member may be slidably disposed within the delivery sheath. An occlusive implant releasably coupled to the core member.
A61B 17/12 - Instruments, dispositifs ou procédés chirurgicaux pour ligaturer ou comprimer par un autre moyen les parties tubulaires du corps, p. ex. les vaisseaux sanguins ou le cordon ombilical
69.
EXPANDING FOAM DELIVERY SYSTEM FOR OCCLUDING LEFT ATRIAL APPENDAGE
A left atrial appendage closure device adapted for occluding the left atrial appendage includes a cone-shaped insert formed of an expandable foam and adapted for trans-septal delivery to the LAA. A polymeric covering is disposed over the cone-shaped insert, the polymeric covering adapted to protect the cone-shaped insert during trans-septal delivery to the LAA, the polymeric covering adapted for removal after trans-septal delivery to the LAA. An insert lumen extends through the cone-shaped insert prior to expansion of the cone-shaped insert. A tubular support rod extends through the insert lumen, the tubular support rod operably coupled with at least a portion of the polymeric covering, the tubular support rod itself defining a tubular support rod lumen adapted to accommodate a guidewire over which the insert may be advanced into the LAA and/or a radio frequency (RF) energy wire adapted for making a trans-septal puncture.
A61B 17/12 - Instruments, dispositifs ou procédés chirurgicaux pour ligaturer ou comprimer par un autre moyen les parties tubulaires du corps, p. ex. les vaisseaux sanguins ou le cordon ombilical
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux
A61B 18/00 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci
A bipolar ablation device for treatment of a stenosis within an implanted metallic stent may include an elongate shaft slidably disposable within an endoscope, the elongate shaft including at least one electrode configured to form a first pole of the bipolar ablation device, and an electrode lead slidably disposable within the endoscope. The electrode lead may be configured to electrically engage the implanted metallic stent to form a second pole of the bipolar ablation device. The elongate shaft may be positionable within a lumen of the implanted metallic stent.
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux
A61B 18/00 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci
A61B 18/12 - 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
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 illustrative stent includes an elongated tubular member comprising at least one strut forming a tubular wall having a plurality of cells extending through a thickness of the tubular wall. The elongated tubular member may be configured to move between a radially collapsed configuration and a radially expanded configuration. A coating may be disposed on the elongated tubular member and spanning at least some of the plurality of cells. One or more magnetic components may be disposed on or within the coating.
A61F 2/90 - Stents ayant une forme caractérisée par des éléments filiformesStents ayant une forme caractérisée par une structure de type filet ou de type à mailles caractérisés par une structure de type filet ou de type à mailles
Medical devices and related methods are discussed, including a medical device that includes a handle with a housing and an actuator mechanism disposed within the housing. The actuator mechanism may include a biasing member and a disk rotatable between a first position and a second position, e.g., the biasing member having a first length and exerting a first distal force on the disk in the first position, and having a second length different from the first length and exerting a second distal force on the disk less than the first distal force in the second position.
A medical stent includes a central stent segment, a proximal stent segment adapted to be positioned over a proximal region of the central stent segment, and a distal stent segment adapted to be positioned over a distal region of the central stent segment. A polymeric coating extends over the proximal stent segment, the distal stent segment and at least a portion of the central stent segment, the polymeric coating adapted to allow the proximal stent segment to float over the proximal region of the central stent segment and to allow the distal stent segment to float over the distal region of the central stent segment. Upon implantation, the central stent segment is adapted to translate relative to the proximal stent segment and the distal stent segment in response to peristaltic forces.
A61F 2/852 - Dispositifs maintenant le passage ou évitant l’affaissement de structures tubulaires du corps, p. ex. stents constitués d’au moins deux stents distincts se chevauchant
A61F 2/90 - Stents ayant une forme caractérisée par des éléments filiformesStents ayant une forme caractérisée par une structure de type filet ou de type à mailles caractérisés par une structure de type filet ou de type à mailles
74.
DEVICES, SYSTEMS, AND METHODS FOR DEPLOYING A TRANSCATHETER AORTIC VALVE IMPLANT WITHIN A SURGICAL AORTIC VALVE IMPLANT
A pigtail catheter may include an elongate shaft having a curled distal tip, a tubular sheath slidably disposed over the elongate shaft, and a compliant expandable member fixed to the elongate shaft and the tubular sheath. A transcatheter aortic valve replacement (TAVR) system may include the pigtail catheter, a TAVR delivery device comprising an elongate shaft having an implant holding portion proximate a distal end thereof, and a TAVR implant disposed within the holding portion in a collapsed configuration, the TAVR implant comprising an expandable framework including a lower crown disposed at an upstream end and an upper crown disposed downstream of 10 the lower crown. The compliant expandable member is configured to identify a downstream extent of a surgical aortic valve implant disposed within an ascending aorta prior to deploying the TAVR implant.
A device for treating tissue includes a clip including clip arms and a coupler. Each of the clip arms extends from a proximal end to a distal end. Proximal ends of the clip arms are slidably received within a channel of a capsule. A proximal end of the capsule includes openings extending through a wall. The coupler is mounted over the proximal end of the capsule via deployment arms including engaging features extending laterally inward from an interior surface thereof to engage the openings of the capsule. The coupler includes retention arms configured to engage a corresponding portion of an applicator. When a pre-determined compressive force is applied to the coupler, the deployment arms are proximally slidable along the corresponding portion of the applicator to deflect the deployment arms out of engagement with the capsule so that the coupler is separable from the capsule.
A61B 17/128 - Instruments, dispositifs ou procédés chirurgicaux pour ligaturer ou comprimer par un autre moyen les parties tubulaires du corps, p. ex. les vaisseaux sanguins ou le cordon ombilical pour appliquer ou enlever les clamps ou les pinces
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux
A61B 17/122 - Clamps ou pinces, p. ex. pour le cordon ombilical
The present disclosure pertains to medical devices. More particularly, the present disclosure pertains to devices, systems, and methods for closing a wound, such as a tissue defect resulting from an endoscopic mucosal resection or endoscopic submucosal dissection procedure. In one example, a device for closing a wound may include a closure element having a delivery configuration and a deployed configuration, the closure element configured to be disposed about an endcap of an endoscope in a delivery configuration. A release filament may have a distal end releasably coupled to the closure element and a proximal end extendable within the endcap. The closure element may be configured to substantially close about the wound in the deployed configuration.
A61B 17/10 - Instruments, dispositifs ou procédés chirurgicaux pour refermer les plaies ou les maintenir ferméesAccessoires utilisés en liaison avec ces opérations pour poser ou retirer les clamps pour blessuresChargeurs de clamps pour blessures
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux
A61B 17/04 - Instruments, dispositifs ou procédés chirurgicaux pour refermer les plaies ou les maintenir ferméesAccessoires utilisés en liaison avec ces opérations pour la suture des plaiesSupports ou emballages pour aiguilles ou matériaux de suture
A medical assembly may comprise an end effector; a sheath; and a device coupler. The device coupler may include a proximal support, a distal support, and a coupler arm extending between the proximal support and the distal support. The coupler arm may include a surface configured to accommodate a shape of a medical device resting upon the coupler arm. The end effector may be attached to the distal support, and the proximal support may be attached to the sheath.
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux
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 17/072 - Agrafeuses chirurgicales pour appliquer une rangée d'agrafes en une seule opération, p. ex. agrafes appliquées simultanément
A medical device includes a catheter shaft including a distal region and an inflatable balloon that is secured to the distal region of the catheter shaft. The inflatable balloon has an outer surface and defines a centerline when inflated. A blade extends over and is secured to the outer surface, the blade having a cutting edge extending from a distal end of the blade to a proximal end of the blade, when the inflatable balloon is inflated, the cutting edge extends to a maximum distance measured relative to the centerline of the inflatable balloon at the distal end of the blade and a minimum distance measured relative to the centerline of the inflatable balloon of the medical device at the proximal end of the blade.
Medical devices and related methods are discussed, including a medical device that includes a handle with a housing and an actuator mechanism disposed within the housing. The actuator mechanism may include a biasing member and a disk rotatable between a first position and a second position, e.g., the biasing member having a first length and exerting a first distal force on the disk in the first position, and having a second length different from the first length and exerting a second distal force on the disk less than the first distal force in the second position.
A medical stent includes a central stent segment, a proximal stent segment adapted to be positioned over a proximal region of the central stent segment, and a distal stent segment adapted to be positioned over a distal region of the central stent segment. A polymeric coating extends over the proximal stent segment, the distal stent segment and at least a portion of the central stent segment, the polymeric coating adapted to allow the proximal stent segment to float over the proximal region of the central stent segment and to allow the distal stent segment to float over the distal region of the central stent segment. Upon implantation, the central stent segment is adapted to translate relative to the proximal stent segment and the distal stent segment in response to peristaltic forces.
Delivery devices for an occlusive implant and method for making and using delivery devices are disclosed. An example delivery device may include a delivery sheath having a proximal region, a garage region, and a distal tip region. The proximal region may have a proximal inner diameter. The garage region may have a garage inner diameter larger than the proximal inner diameter. A reinforcing member may extend along the proximal region, the garage region, or both. A core member may be slidably disposed within the delivery sheath. An occlusive implant releasably coupled to the core member.
A61B 17/12 - Instruments, dispositifs ou procédés chirurgicaux pour ligaturer ou comprimer par un autre moyen les parties tubulaires du corps, p. ex. les vaisseaux sanguins ou le cordon ombilical
Disclosed herein are radiopaque, reactive multi-arm polymers that comprise an iodine-containing core region, a plurality of polymer arms comprising a plurality of polymer segments linked to the iodine-containing core region, and a plurality of reactive moieties linked to the plurality of polymer segments. Also disclosed are methods of forming such radiopaque, reactive multi-arm polymers, systems for forming hydrogel compositions that comprise (a) such radiopaque, reactive multi-arm polymers and (b) multifunctional crosslinking compounds comprising a plurality of complementary reactive moieties that are reactive with the reactive moieties of the radiopaque, reactive multi-arm polymers, as well as reaction products of such systems and methods of treatment using such systems.
An implantable fluid operated device includes a fluid control system to transfer fluid between a fluid reservoir and an inflatable member. The fluid control system includes at least one fluid control device including at least one pump and at least one valve, or at least one combination pump and valve device. A seal is provided in the at least one fluid control device. In a first mode, the seal provides a seal between a fluid passageway and a fluid chamber of the fluid control device, to close the fluid control device. In a second mode, the seal is disengaged to open the fluid control device and allow fluid to flow between the fluid passageway and the fluid chamber. A seal retention device maintains a position of the seal when the fluid control device is open and fluid is flowing through the fluid control device.
A61F 2/48 - Moyens d'actionnement ou de commande, p. ex. de l'extérieur du corps, commande de sphincters
F16K 7/14 - Dispositifs d'obturation à diaphragme, p. ex. dont un élément est déformé, sans être déplacé entièrement, pour fermer l'ouverture à diaphragme plat, en forme d'assiette ou en forme de bol disposé pour être déformé contre un siège plat
F16K 31/00 - Moyens de fonctionnementDispositifs de retour à la position de repos
BOSTON SCIENTIFIC MEDICAL DEVICE LIMITED (Irlande)
Inventeur(s)
Davis, Ryan Robert
Tomar, Peeyush
Rogers, Carly
Himes, Matthew D.
Verma, Aman Kumar
Abrégé
A delivery system for an occlusive implant includes a delivery sheath assembly and a hub assembly. The delivery sheath assembly includes a delivery sheath defining a delivery lumen adapted to accommodate an occlusive implant releasably secured to a core wire. A proximal fitting is secured to the delivery sheath. The hub assembly includes a hub body, a distal hub secured relative to the hub body and adapted to engage the proximal fitting of the delivery sheath assembly, a proximal hub secured to the hub body, and a side port coupled to hub body and adapted for flushing an interior of the delivery system. The delivery system includes one or more features that are adapted to limit relative rotation between the delivery sheath assembly and the hub assembly when the core wire is rotationally locked to the proximal hub.
A61B 17/12 - Instruments, dispositifs ou procédés chirurgicaux pour ligaturer ou comprimer par un autre moyen les parties tubulaires du corps, p. ex. les vaisseaux sanguins ou le cordon ombilical
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux
The present disclosure relates to the field of tissue dissection. Specifically, the present disclosure relates to medical devices which lift and retract tissue during a dissection procedure to improve visualization of the target tissue and mitigate obstruction of dissection tools. In particular, the present disclosure relates to a tissue retraction device which moves from a constrained to relaxed configuration to immobilize and retract the dissected portion of target tissue during a dissection procedure.
A system for treating tissue includes a capsule including a channel extending therethrough; first and second clip arms each extending from a proximal end to a distal end, the proximal ends being received within the channel of a capsule to be moved between an open tissue receiving configuration; and a closed tissue clipping configuration. The first clip arm includes a first tissue retention feature at a distal portion thereof configured to pierce through a target tissue when in the tissue clipping configuration and subsequently release the target tissue when the clip arms are moved to an at least partially open configuration. The second clip arm includes a second tissue retention feature at a distal portion thereof configured to pierce and retain the target tissue thereon when in both the closed tissue clipping configuration and the open tissue receiving configuration.
A61B 17/122 - Clamps ou pinces, p. ex. pour le cordon ombilical
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux
A61B 17/12 - Instruments, dispositifs ou procédés chirurgicaux pour ligaturer ou comprimer par un autre moyen les parties tubulaires du corps, p. ex. les vaisseaux sanguins ou le cordon ombilical
A61B 17/128 - Instruments, dispositifs ou procédés chirurgicaux pour ligaturer ou comprimer par un autre moyen les parties tubulaires du corps, p. ex. les vaisseaux sanguins ou le cordon ombilical pour appliquer ou enlever les clamps ou les pinces
A medical device may comprise a distal tip having a viewing element, a lighting element, and at least one feature configured to removably couple the distal tip to a shaft. The medical device may also comprise a working channel coupled to the distal tip and defining a central lumen configured to receive a tool. A wall of the working channel may define at least one additional lumen. The working channel may be configured to be removably inserted into the shaft. The medical device may also comprise at least one of a wire, a cable, or a conduit passing through the at least one additional lumen.
A61B 1/018 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments caractérisés par les conduits internes ou par leurs accessoires destinés à recevoir des instruments
A61B 1/00 - 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 1/05 - 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 combinés avec des dispositifs photographiques ou de télévision caractérisés par le fait que le capteur d'images, p. ex. l'appareil photographique, est placé dans la partie de l'extrémité distale
A61B 1/06 - 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
88.
ELECTROANATOMICAL MAPPING DEVICE WITH INTERNAL ELECTRODE
A medical system for creating a communication channel between two anatomical structures includes an outer member having a proximal portion and a distal portion, and a lumen extending from the proximal portion to the distal portion. At least a portion of the lumen includes an electrically conductive surface extending to a distal end of the distal portion. The system includes an inner member having a proximal portion and a distal portion. The inner member is configured to translate within the lumen and to deliver a therapy to target tissue. The inner member distal portion includes a conductive distal tip configured to electrically couple with the electrically conductive surface of the outer member. The inner member includes a proximal portion adapted to electrically couple the conductive distal tip to an auxiliary device.
A61B 5/287 - Supports pour électrodes multiples, p. ex. cathéters à électrode pour des études électrophysiologiques [EEP]
A61B 34/20 - Systèmes de navigation chirurgicaleDispositifs pour le suivi ou le guidage d'instruments chirurgicaux, p. ex. pour la stéréotaxie sans cadre
An implantable fluid operated device includes a fluid control system to transfer fluid between a fluid reservoir and an inflatable member. The fluid control system includes at least one fluid control device including at least one pump and at least one valve, or at least one combination pump and valve device. A seal is provided in the at least one fluid control device. In a first mode, the seal provides a seal between a fluid passageway and a fluid chamber of the fluid control device, to close the fluid control device. In a second mode, the seal is disengaged to open the fluid control device and allow fluid to flow between the fluid passageway and the fluid chamber. A seal retention device maintains a position of the seal when the fluid control device is open and fluid is flowing through the fluid control device.
Delivery devices for an occlusive implant and method for making and using delivery devices are disclosed. An example delivery device may include a delivery sheath having a sheath body and a distal tip region. A tip reinforcing member may be coupled to the distal tip region. The tip reinforcing member may define a plurality of distal arm segments. The distal arm segments are configured to shift between a first configuration and an expanded configuration. A core member may be slidably disposed within the delivery sheath. An occlusive implant may be releasably coupled to the core member.
A61B 17/12 - Instruments, dispositifs ou procédés chirurgicaux pour ligaturer ou comprimer par un autre moyen les parties tubulaires du corps, p. ex. les vaisseaux sanguins ou le cordon ombilical
91.
BORONATED HYDROGELS AND METHODS OF MAKING AND USING THE SAME
This disclosure pertains to boronated hydrogel compositions, which comprise a boronated polysaccharide compound that comprises a plurality of boronated moieties covalently linked to a carboxylic-acid-containing polysaccharide along a backbone of the carboxylic-acid-containing polysaccharide. The disclosure also pertains to kits that comprise a reservoir, a boronated hydrogel composition comprising a boronated polysaccharide compound that comprises a plurality of boronated moieties covalently linked to a carboxylic-acid-containing polysaccharide along a backbone of the carboxylic-acid-containing polysaccharide disposed in the reservoir, and a device for administering the boronated hydrogel composition to a subject. The disclosure further pertains to methods of treatment that comprise applying or injecting a boronated hydrogel composition comprising a boronated polysaccharide compound that comprises a plurality of boronated moieties covalently linked to a carboxylic-acid-containing polysaccharide along a backbone of the carboxylic-acid-containing polysaccharide onto or into target cells of a subject and delivering neutron beam radiation to the target cells.
The present disclosure pertains to systems for forming hydrogel compositions that comprise a reactive polymer comprising a plurality of hydrophilic polymer segments and a plurality of first reactive moieties and gold nanoparticles, wherein the system is configured to deliver the reactive polymer and the gold nanoparticles under conditions such that covalent crosslinks are formed between the reactive polymer and the gold nanoparticles. The present disclosure also pertains to methods of treatment that comprise administering to a subject a mixture that comprises a reactive polymer comprising a plurality of hydrophilic polymer segments and a plurality of first reactive moieties and gold nanoparticles, under conditions such that the reactive polymer and the gold nanoparticles crosslink after administration, and to radiopaque crosslinked hydrogel compositions that comprise a crosslinked reaction product of a reactive polymer comprising a plurality of hydrophilic polymer segments and a plurality of first reactive moieties and gold nanoparticles.
A61L 27/18 - Matériaux macromoléculaires obtenus par des réactions autres que celles faisant intervenir uniquement des liaisons non saturées carbone-carbone
Delivery devices for an occlusive implant and method for making and using delivery devices are disclosed. An example delivery device may include a delivery sheath having a sheath body and a distal tip region. A tip reinforcing member may be coupled to the distal tip region. The tip reinforcing member may define a plurality of distal arm segments. The distal arm segments are configured to shift between a first configuration and an expanded configuration. A core member may be slidably disposed within the delivery sheath. An occlusive implant may be releasably coupled to the core member.
A61B 17/12 - Instruments, dispositifs ou procédés chirurgicaux pour ligaturer ou comprimer par un autre moyen les parties tubulaires du corps, p. ex. les vaisseaux sanguins ou le cordon ombilical
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux
A medical device includes a catheter shaft including a distal region and an inflatable balloon that is secured to the distal region of the catheter shaft. The inflatable balloon has an outer surface and defines a centerline when inflated. A blade extends over and is secured to the outer surface, the blade having a cutting edge extending from a distal end of the blade to a proximal end of the blade, when the inflatable balloon is inflated, the cutting edge extends to a maximum distance measured relative to the centerline of the inflatable balloon at the distal end of the blade and a minimum distance measured relative to the centerline of the inflatable balloon of the medical device at the proximal end of the blade.
A method is provided for enhancing video images in a medical device. The method includes receiving a first image frame and a second image frame from one or more image sensors. The first image sub-blocks are generated by dividing the first image frame. At least one curve to the first image sub-blocks are associated based on one or more look-up tables. A target in at least one of the first image sub-blocks is identified. Second image sub-blocks are generated by dividing the second image frame. At least one curve is associated to the second image sub-blocks based on the one or more look-up tables. The target is identified in at least one of the second image sub-blocks. Histogram enhanced images of the target in the first image sub-blocks and the second image sub-blocks are generated. A video image stream is generated based on the histogram enhanced images of the target.
G06T 3/4069 - Changement d'échelle d’images complètes ou de parties d’image, p. ex. agrandissement ou rétrécissement basé sur la super-résolution, c.-à-d. où la résolution de l’image obtenue est plus élevée que la résolution du capteur par déplacements sous-pixelliques
G06T 5/40 - Amélioration ou restauration d'image utilisant des techniques d'histogrammes
G06V 10/50 - Extraction de caractéristiques d’images ou de vidéos en effectuant des opérations dans des blocs d’imagesExtraction de caractéristiques d’images ou de vidéos en utilisant des histogrammes, p. ex. l’histogramme de gradient orienté [HoG]Extraction de caractéristiques d’images ou de vidéos en utilisant l’addition des valeurs d’intensité d’imageAnalyse de projection
A linkage assembly for a medical device may comprise: a rotatable member configured to rotate about a rotation axis; a piston; and a connecting rod rotatably connected to the rotatable member and the piston and movable along a range. A first end of the range may correspond to an initial position of a distal member movable by the linkage assembly, and a second end of the range may correspond to a final position of a distal member. In a first configuration of the connecting rod, at the first end of the range, a proximal end of the connecting rod may be offset from a longitudinal axis by a first amount. In a second configuration of the connecting rod, at the second end of the range, the proximal end of the connecting rod may be offset from the longitudinal axis by a second amount.
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
Devices, systems, and methods for deploying a biliary stent. A biliary stent has lobes and creases to expand between contracted and expanded positions. The stent is delivered to a bile duct in a contracted position loaded on a shaft of a delivery device. When the shaft is retracted through the stent, wings on the shaft force the stent outward into the larger expanded position. In the expanded position, the creases form drainage channels to reduce blockage over the life of the stent.
BOSTON SCIENTIFIC MEDICAL DEVICE LIMITED (Irlande)
Inventeur(s)
Davis, Ryan, Robert
Tomar, Peeyush
Rogers, Carly
Himes, Matthew, D.
Verma, Aman, Kumar
Abrégé
A delivery system for an occlusive implant includes a delivery sheath assembly and a hub assembly. The delivery sheath assembly includes a delivery sheath defining a delivery lumen adapted to accommodate an occlusive implant releasably secured to a core wire. A proximal fitting is secured to the delivery sheath. The hub assembly includes a hub body, a distal hub secured relative to the hub body and adapted to engage the proximal fitting of the delivery sheath assembly, a proximal hub secured to the hub body, and a side port coupled to hub body and adapted for flushing an interior of the delivery system. The delivery system includes one or more features that are adapted to limit relative rotation between the delivery sheath assembly and the hub assembly when the core wire is rotationally locked to the proximal hub.
A61B 17/12 - Instruments, dispositifs ou procédés chirurgicaux pour ligaturer ou comprimer par un autre moyen les parties tubulaires du corps, p. ex. les vaisseaux sanguins ou le cordon ombilical
An implantable fluid operated device includes a fluid control system to transfer fluid between a fluid reservoir and an inflatable member. The fluid control system includes at least one fluid control device including at least one pump and at least one valve, or at least one combination pump and valve device. The at least one fluid control device includes an auxiliary fluid control device that maintains a closed state of the valve in response to a fluctuation in pressure, or a pressure spike that would otherwise cause an unintentional opening of the fluid control device, and unintentional flow of fluid through the fluid control device.
A medical device may comprise a tube including: a proximal portion; and a distal portion having a slotted section with a plurality of slots formed therein. A proximalmost slot of the plurality of slots may have a first length in a circumferential direction about the tube. A distalmost slot of the plurality of slots may have a second length in the circumferential direction about the tube. The first length may be smaller than the second length. The medical device may further comprise a hub coupled to a proximal portion of the tube. Rotation of the hub may be configured to rotate the proximal portion of the tube about a longitudinal axis of the proximal portion of the tube.
