Coatings for medical devices having selectable levels of durability and lubricity are disclosed. The coatings include polymeric material components, the characteristics and relative amounts of which can be selected to provide target levels of durability and lubricity. Methods of making the coatings for medical devices are also disclosed.
C10M 107/28 - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate
C10N 40/00 - Specified use or application for which the lubricating composition is intended
C10N 50/00 - Form in which the lubricant is applied to the material being lubricated
Hemostasis valve devices and methods of use are disclosed. The hemostasis valve devices include a body member, a side-arm, a valve member, and a valve cap. The body member includes a body bore extending therethrough. The body bore includes a proximal bore portion in fluid communication a side-arm bore. In one embodiment, a fluid flow insert is disposed within the body bore in fluid communication with the side-arm bore and the proximal bore portion to direct flushing or priming fluid injected through the fluid flow insert into the proximal bore portion in a circular, spiral, or swirling flow path to remove entrapped air bubbles from the proximal bore portion.
Hemostasis valve devices and methods of use are disclosed. The hemostasis valve devices include a body member, a side-arm, a valve member, and a valve cap. The body member includes a body bore extending therethrough. The body bore includes a proximal bore portion in fluid communication a side-arm bore. In one embodiment, a fluid flow insert is disposed within the body bore in fluid communication with the side-arm bore and the proximal bore portion to direct flushing or priming fluid injected through the fluid flow insert into the proximal bore portion in a circular, spiral, or swirling flow path to remove entrapped air bubbles from the proximal bore portion.
Electrical sensing/stimulation apparatuses for positioning at least one electrode within body tissue are provided. An electrical sensing/stimulation apparatus may comprise an elongate lead body having at least one internal lumen, at least one sensing/stimulation electrode, a deployable/retractable displacement member that moves or biases at least one electrode towards a prescribed direction by the user, a tissue attachment mechanism for affixing the distal segment of the device to body tissue, and an atraumatic distal lead body termination. In a retracted configuration, the attachment mechanism is positioned substantially within the distal segment of the lead body, and in the deployed configuration, the attachment mechanism extends from the axis of the lead body to engage body tissue.
A61B 5/287 - Holders for multiple electrodes, e.g. electrode catheters for electrophysiological study [EPS]
A61B 5/29 - Invasive for permanent or long-term implantation
A61B 6/12 - Arrangements for detecting or locating foreign bodies
A61B 17/22 - Implements for squeezing-off ulcers or the like on inner organs of the bodyImplements for scraping-out cavities of body organs, e.g. bonesSurgical instruments, devices or methods for invasive removal or destruction of calculus using mechanical vibrationsSurgical instruments, devices or methods for removing obstructions in blood vessels, not otherwise provided for
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
A61N 1/36 - Applying electric currents by contact electrodes alternating or intermittent currents for stimulation, e.g. heart pace-makers
5.
APPARATUSES AND METHODS FOR EXPANDABLE BRANCHING STENT PROSTHESES
Expandable branching stent prostheses and methods of deployment for the same are discussed herein. A deployment system includes an expandable branching stent prosthesis having a trunk portion, a first branching portion, and a second branching portion. The deployment system also includes a first balloon disposed within the first branching portion and the trunk portion, the first balloon being configured to inflate to deploy the first branching portion and the trunk portion of the expandable branching stent prosthesis. The deployment system also includes a second balloon disposed within the second branching portion and configured to inflate to deploy the second branching portion of the expandable branching stent prosthesis.
A61F 2/958 - Inflatable balloons for placing stents or stent-grafts
A61F 2/89 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure the wire-like elements comprising two or more adjacent rings flexibly connected by separate members
A61F 2/90 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
The present disclosure illustrates an introducer sheath with a partially annealed metal frame. The introducer sheaths described herein include a hub coupled to a shaft. The shaft comprises a braided wire frame with (i) an annealed distal portion that prevents the braided wire frame from unraveling at a distal end, and (ii) a second portion that is unannealed; a jacket encompassing the braided wire frame; and a liner forming an inner wall.
Devices used to treat tissue, including treatment of vertebral bone fractures, are disclosed. The devices may be configured to displace bone tissue using an expandable member, such as a balloon. The devices may further include a handle having a rotatable grip configured to apply a tension force to a plurality of pull wires to articulate a distal portion of the devices.
Stents are disclosed herein. The stents described herein can comprise a hollow cylindrical body in which a middle region extends to a first end and also extends to an opposing second end. The first end and the second end can each comprise a plurality of flanges, within which the flanges can have either similar or different characteristics, particularly physical profiles.
A61F 2/04 - Hollow or tubular parts of organs, e.g. bladders, tracheae, bronchi or bile ducts
A61F 2/00 - Filters implantable into blood vesselsProstheses, i.e. artificial substitutes or replacements for parts of the bodyAppliances for connecting them with the bodyDevices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
A catheter delivery system is disclosed. The system includes a sheath having a bend disposed proximal to a distal end, a pigtail dilator having a loop portion in the shape of a pigtail disposed proximal to a distal end, and a straight dilator. The pigtail dilator comprises a reinforcement member disposed in a proximal portion of the pigtail dilator. The sheath comprises a plurality of sections, each section has a different stiffness. A diameter of the loop portion is smaller than a diameter of an aortic valve and larger than a cusp of the aortic valve. The sheath and pigtail dilator are percutaneously inserted together into a blood vessel without an exchange procedure and advanced together into the left ventricle of a heart through the aortic valve without an exchange procedure.
A catheter delivery system is disclosed. The system includes a sheath having a bend disposed proximal to a distal end, a pigtail dilator having a loop portion in the shape of a pigtail disposed proximal to a distal end, and a straight dilator. The pigtail dilator comprises a reinforcement member disposed in a proximal portion of the pigtail dilator. The sheath comprises a plurality of sections, each section has a different stiffness. A diameter of the loop portion is smaller than a diameter of an aortic valve and larger than a cusp of the aortic valve. The sheath and pigtail dilator are percutaneously inserted together into a blood vessel without an exchange procedure and advanced together into the left ventricle of a heart through the aortic valve without an exchange procedure.
Transluminal stents are disclosed herein. In some embodiments stents within the scope of this disclosure may comprise a first flared end, second flared end, and a middle region disposed between the first and second flared ends. The middle region may comprise a concave, curvilinear shape. The middle region may include a first portion, a second portion, and a circumferential ridge disposed between the first and second portions. The first flared end may include a first inner shoulder extending between the middle region and a first crest, a first opening, and a first outer taper extending between the first crest and the first opening. Methods of using the transluminal stents are also disclosed herein.
A61F 2/82 - Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
A61F 2/86 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure
A61F 2/90 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
A61F 2/848 - Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents having means for fixation to the vessel wall, e.g. barbs
Transluminal stents are disclosed herein. In some embodiments stents within the scope of this disclosure may comprise a first flared end, second flared end, and a middle region disposed between the first and second flared ends. The middle region may comprise a concave, curvilinear shape. The middle region may include a first portion, a second portion, and a circumferential ridge disposed between the first and second portions. The first flared end may include a first inner shoulder extending between the middle region and a first crest, a first opening, and a first outer taper extending between the first crest and the first opening. Methods of using the transluminal stents are also disclosed herein.
Spinal tumor ablation devices and related systems and methods are disclosed. Some spinal tumor ablation devices include electrodes that are fixedly offset from one another. Some spinal tumor ablation devices include a thermal energy delivery probe that has at least one temperature sensor coupled thereto. The position of the at least one temperature sensor relative to other components of the spinal tumor ablation device may be controlled by adjusting the position of the thermal energy delivery probe in some spinal tumor ablation devices. Some spinal tumor ablation devices are configured to facilitate the delivery of a cement through a utility channel of the device.
A61B 18/00 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
A61B 18/08 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by means of electrically-heated probes
A61B 18/28 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser the beam being directed along or through a flexible conduit, e.g. an optical fibreHand-pieces therefor for heating a thermal probe or absorber
14.
INTRODUCER SHEATH ASSEMBLIES AND RELATED SYSTEMS AND METHODS
The present disclosure illustrates introducer sheath assemblies, and related systems and methods of use. An introducer sheath assembly may include a hub, a cap, an elastomeric member, and a sheath. The elastomeric member may have an hourglass shape disposed in a proximal portion of a lumen of the hub and that is deformable responsive to movement of the cap.
The present disclosure illustrates introducer sheath assemblies, and related systems and methods of use. An introducer sheath assembly may include a hub, a cap, an elastomeric member, and a sheath. The elastomeric member may have an hourglass shape disposed in a proximal portion of a lumen of the hub and that is deformable responsive to movement of the cap.
Dual-wire lumen systems and methods of deployment for the same are discussed herein. Methods for deployment of dual-wire lumen systems include inserting a dilator system through a first branching portion of a branching stent prosthesis which includes the first and a second branching portions and a trunk portion. The dilator system includes a dilator and a first guidewire. The method further includes directing the dilator system towards an intersection between the first branching portion, the second branching portion, and the trunk portion of the branching stent prosthesis and advancing a distal end of the dilator toward the second branching portion. The method further includes advancing, at the intersection, a distal end of the first guidewire along the trunk portion through a port located on a sidewall of the dilator. The method further includes retracting the dilator through the first branching portion.
Dual-wire lumen systems and methods of deployment for the same are discussed herein. Methods for deployment of dual-wire lumen systems include inserting a dilator system through a first branching portion of a branching stent prosthesis which includes the first and a second branching portions and a trunk portion. The dilator system includes a dilator and a first guidewire. The method further includes directing the dilator system towards an intersection between the first branching portion, the second branching portion, and the trunk portion of the branching stent prosthesis and advancing a distal end of the dilator toward the second branching portion. The method further includes advancing, at the intersection, a distal end of the first guidewire along the trunk portion through a port located on a sidewall of the dilator. The method further includes retracting the dilator through the first branching portion.
A radiopaque embolic liquid may include two oppositely charged polyelectrolytes and a chaotropic salt in aqueous solution. Once delivered to a location containing a flow of lower osmolality medium, the polyelectrolytes can quickly undergo complex coacervation, precipitate as a hydrogel and can act as an embolic material. The resulting material is radiopaque i.e., visible in CT scan or radiographic imaging.
A61B 17/12 - Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
Stents as described herein can comprise a tubular body in which a midbody extends to a first end and also extends to an opposing second end, where the midbody includes a thread arranged helically along at least a portion of its length. The thread can exhibit various shapes and dimensions selected to enhance particular aspects of performance when the stent placed in an anatomical structure of a patient.
A61F 2/88 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure the wire-like elements formed as helical or spiral coils
A61F 2/04 - Hollow or tubular parts of organs, e.g. bladders, tracheae, bronchi or bile ducts
A61F 2/90 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
Medical devices for delivering a plug to a void within a patient. The medical device can include a fluid delivery device and a plug holder (e.g., a plug delivery device) coupled to a distal end of the fluid delivery device. The medical device may be configured such that the delivery of fluid from the fluid delivery device wets the plug, ejects the plug from the plug holder, and pushes the plug through a lumen of an elongate tube to a void within a patient.
A61B 17/00 - Surgical instruments, devices or methods
A61B 17/12 - Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
39 - Transport, packaging, storage and travel services
44 - Medical, veterinary, hygienic and cosmetic services; agriculture, horticulture and forestry services
Goods & Services
Medical tourism services, namely, making transportation reservations and bookings for travel to another country in order to obtain health care Healthcare and medical tourism services, namely, establishing and maintaining a healthcare provider network in other countries for the provision of healthcare services
23.
STEERABLE INTRODUCER DEVICES, SYSTEMS, AND METHODS
Embodiments of a steerable device, and methods for using said device, for introducing medical devices into a patient's body is disclosed. The device may be inserted into a patient's body in a linear configuration, transitioned into an articulated configuration and then used to traverse to a precise location. The device may be articulated into a variety of configurations via an actuation portion of the handle.
Devices, systems, and methods used to grasp and retrieve a target foreign body or object from a body lumen are disclosed. The devices include a slide actuator, a catheter operably coupled to the slide actuator, and a grasping member in a fixed position relative to the slide actuator. The slide actuator can axially displace the catheter relative to the grasping member to transition the grasping member from an open state to a closed or grasping state. The slide actuator can be locked in the closed state to retrieve the target foreign object from the patient's body.
A61B 17/29 - Forceps for use in minimally invasive surgery
A61B 17/22 - Implements for squeezing-off ulcers or the like on inner organs of the bodyImplements for scraping-out cavities of body organs, e.g. bonesSurgical instruments, devices or methods for invasive removal or destruction of calculus using mechanical vibrationsSurgical instruments, devices or methods for removing obstructions in blood vessels, not otherwise provided for
Embodiments of a steerable device, and methods for using said device, for introducing medical devices into a patient's body is disclosed. The device may be inserted into a patient's body in a linear configuration, transitioned into an articulated configuration and then used to traverse to a precise location. The device may be articulated into a variety of configurations via an actuation portion of the handle.
Devices, systems, and methods used to grasp and retrieve a target foreign body or object from a body lumen are disclosed. The devices include a slide actuator, a catheter operably coupled to the slide actuator, and a grasping member in a fixed position relative to the slide actuator. The slide actuator can axially displace the catheter relative to the grasping member to transition the grasping member from an open state to a closed or grasping state. The slide actuator can be locked in the closed state to retrieve the target foreign object from the patient's body.
A61B 17/22 - Implements for squeezing-off ulcers or the like on inner organs of the bodyImplements for scraping-out cavities of body organs, e.g. bonesSurgical instruments, devices or methods for invasive removal or destruction of calculus using mechanical vibrationsSurgical instruments, devices or methods for removing obstructions in blood vessels, not otherwise provided for
A61B 17/00 - Surgical instruments, devices or methods
29.
FENESTRATED VASCULAR AORTIC REPAIR STENT, SYSTEMS, AND METHODS
Endovascular prostheses used to treat diseased blood vessels, such as arteries, are disclosed. In some embodiments, an endovascular prosthesis is configured to be implanted within a diseased blood vessel adjacent a diseased section. The endovascular prosthesis may include a fenestration tube through which a guidewire extends in a sealed configuration. The fenestration tube can be selectively openable and configured to sealingly receive an expandable endovascular prosthesis that extends into a side branch vessel of the diseased blood vessel.
A61F 2/00 - Filters implantable into blood vesselsProstheses, i.e. artificial substitutes or replacements for parts of the bodyAppliances for connecting them with the bodyDevices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
A61F 2/90 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
30.
FENESTRATED VASCULAR AORTIC REPAIR STENT DEPLOYMENT DEVICES, SYSTEMS, AND METHODS
Endovascular prostheses used to treat diseased blood vessels, such as arteries, are disclosed. In some embodiments, an endovascular prosthesis is configured to be implanted within a diseased blood vessel adjacent a diseased section. The endovascular prosthesis may include a fenestration tube through which a guidewire extends in a sealed configuration. The fenestration tube can be selectively openable and configured to sealingly receive an expandable endovascular prosthesis that extends into a side branch vessel of the diseased blood vessel.
Endovascular prostheses used to treat diseased blood vessels, such as arteries, are disclosed. In some embodiments, an endovascular prosthesis is configured to be implanted within a diseased blood vessel adjacent a diseased section. The endovascular prosthesis may include a fenestration tube through which a guidewire extends in a sealed configuration. The fenestration tube can be selectively openable and configured to sealingly receive an expandable endovascular prosthesis that extends into a side branch vessel of the diseased blood vessel.
A61F 2/915 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure made from perforated sheets or tubes, e.g. perforated by laser cuts or etched holes with bands having a meander structure, adjacent bands being connected to each other
A61F 2/82 - Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
A61F 2/852 - Two or more distinct overlapping stents
A61F 2/95 - Instruments specially adapted for placement or removal of stents or stent-grafts
A61L 27/16 - Macromolecular materials obtained by reactions only involving carbon-to-carbon unsaturated bonds
A61L 27/18 - Macromolecular materials obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
32.
FENESTRATED VASCULAR AORTIC REPAIR STENT, SYSTEMS, AND METHODS
Endovascular prostheses used to treat diseased blood vessels, such as arteries, are disclosed. In some embodiments, an endovascular prosthesis is configured to be implanted within a diseased blood vessel adjacent a diseased section. The endovascular prosthesis may include a fenestration tube through which a guidewire extends in a sealed configuration. The fenestration tube can be selectively openable and configured to sealingly receive an expandable endovascular prosthesis that extends into a side branch vessel of the diseased blood vessel.
Endovascular prostheses used to treat diseased blood vessels, such as arteries, are disclosed. In some embodiments, an endovascular prosthesis is configured to be implanted within a diseased blood vessel adjacent a diseased section. The endovascular prosthesis may include a fenestration tube through which a guidewire extends in a sealed configuration. The fenestration tube can be selectively openable and configured to sealingly receive an expandable endovascular prosthesis that extends into a side branch vessel of the diseased blood vessel.
A61F 2/966 - Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve with relative longitudinal movement between outer sleeve and prosthesis, e.g. using a push rod
34.
FENESTRATED VASCULAR AORTIC REPAIR STENT DEPLOYMENT DEVICES, SYSTEMS, AND METHODS
Endovascular prostheses used to treat diseased blood vessels, such as arteries, are disclosed. In some embodiments, an endovascular prosthesis is configured to be implanted within a diseased blood vessel adjacent a diseased section. The endovascular prosthesis may include a fenestration tube through which a guidewire extends in a sealed configuration. The fenestration tube can be selectively openable and configured to sealingly receive an expandable endovascular prosthesis that extends into a side branch vessel of the diseased blood vessel.
A vascular prosthesis deployment device and related methods are disclosed. In some embodiments the deployment device may include a delivery catheter assembly. The delivery catheter assembly may include an outer sheath, an intermediate sheath, and an inner sheath. One or more of the outer sheath, the intermediate sheath, and the inner sheath may be reinforced with a braided structure to prevent elongation and ovalization of the sheaths. The braided structure may include one or more yarn members imbedded in a material and formed from a plurality of twisted singles. The twisted singles may be formed from an aromatic polyamide material.
Endovascular prostheses used to treat diseased blood vessels, such as arteries, are disclosed. In some embodiments, an endovascular prosthesis is configured to be implanted within a diseased blood vessel adjacent a diseased section. The endovascular prosthesis may include a fenestration tube through which a guidewire extends in a sealed configuration. The fenestration tube can be selectively openable and configured to sealingly receive an expandable endovascular prosthesis that extends into a side branch vessel of the diseased blood vessel.
A61F 2/95 - Instruments specially adapted for placement or removal of stents or stent-grafts
A61F 2/86 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure
A61F 2/852 - Two or more distinct overlapping stents
A61F 2/915 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure made from perforated sheets or tubes, e.g. perforated by laser cuts or etched holes with bands having a meander structure, adjacent bands being connected to each other
Endovascular prostheses used to treat diseased blood vessels, such as arteries, are disclosed. In some embodiments, an endovascular prosthesis is configured to be implanted within a diseased blood vessel adjacent a diseased section. The endovascular prosthesis may include a fenestration tube through which a guidewire extends in a sealed configuration. The fenestration tube can be selectively openable and configured to sealingly receive an expandable endovascular prosthesis that extends into a side branch vessel of the diseased blood vessel.
A61F 2/95 - Instruments specially adapted for placement or removal of stents or stent-grafts
A61F 2/954 - Instruments specially adapted for placement or removal of stents or stent-grafts for placing stents or stent-grafts in a bifurcation
A61F 2/86 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure
A61F 2/915 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure made from perforated sheets or tubes, e.g. perforated by laser cuts or etched holes with bands having a meander structure, adjacent bands being connected to each other
38.
IN SITU GELLING LIQUID EMBOLIC FORMULATIONS AND RELATED METHODS
A radiopaque embolic liquid may include two oppositely charged polyelectrolytes and a chaotropic salt in aqueous solution. Once delivered to a location containing a flow of lower osmolality medium, the polyelectrolytes can quickly undergo complex coacervation, precipitate as a hydrogel and can act as an embolic material. The resulting material is radiopaque i.e., visible in CT scan or radiographic imaging.
Medical devices, namely vascular stents, balloon dilation catheters, guidewires, and snares; medical devices, namely vascular stent systems comprised of vascular stents and delivery devices sold as a unit
Medical devices, namely vascular stents, balloon dilation catheters, guidewires, and snares; medical devices, namely vascular stent systems comprised of vascular stents and delivery devices sold as a unit
41.
ROTATIONAL SPUN MATERIAL COVERED MEDICAL APPLIANCES AND METHODS OF MANUFACTURE
A medical appliance or prosthesis may comprise one or more layers of rotational spun nanofibers, including rotational spun polymers. The rotational spun material may comprise layers including layers of polytetrafluoroethylene (PTFE). Rotational spun nanofiber mats of certain porosities may permit tissue ingrowth into or attachment to the prosthesis. Additionally, one or more cuffs may be configured to allow tissue ingrowth to anchor the prosthesis.
A61F 2/82 - Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
A61F 2/852 - Two or more distinct overlapping stents
A61F 2/88 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure the wire-like elements formed as helical or spiral coils
A61L 31/14 - Materials characterised by their function or physical properties
B05D 1/00 - Processes for applying liquids or other fluent materials
C09D 127/18 - Homopolymers or copolymers of tetrafluoroethene
D01D 5/18 - Formation of filaments, threads, or the like by means of rotating spinnerets
D01F 6/12 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polymers of halogenated hydrocarbons from polymers of fluorinated hydrocarbons
A61F 2/00 - Filters implantable into blood vesselsProstheses, i.e. artificial substitutes or replacements for parts of the bodyAppliances for connecting them with the bodyDevices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
A61F 2/89 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure the wire-like elements comprising two or more adjacent rings flexibly connected by separate members
A vascular prosthesis deployment device and related methods are disclosed. In some embodiments the deployment device may include a delivery catheter assembly. The delivery catheter assembly may include an outer sheath, an intermediate sheath, and an inner sheath. One or more of the outer sheath, the intermediate sheath, and the inner sheath may be reinforced with a braided structure to prevent elongation and ovalization of the sheaths. The braided structure may include one or more yarn members imbedded in a material and formed from a plurality of twisted singles. The twisted singles may be formed from an aromatic polyamide material.
Hybrid stent prosthesis and related methods for their use are described herein. A hybrid stent prosthesis may include a self-expanding stent frame, a balloon-expandable stent frame, and a cover integrating the self-expanding stent frame and the balloon-expandable stent frame. In some cases, the hybrid stent prosthesis may further include a transition zone and/or one or more markers. In some circumstances, the hybrid stent prosthesis may be advanced through the anatomy of a patient by a delivery catheter system and deployed at a deployment site by a deployment system of the delivery catheter system. A balloon inflation corresponding to the balloon-expandable stent frame may anchor the hybrid stent prosthesis. After anchoring, the self-expanding stent frame may be allowed to expand to its deployed configuration. The distal end of the balloon-expandable stent frame may then be further expanded to match anatomy. In cases, the hybrid stent prosthesis deploys with/in a parent prosthesis.
A61F 2/954 - Instruments specially adapted for placement or removal of stents or stent-grafts for placing stents or stent-grafts in a bifurcation
A61F 2/958 - Inflatable balloons for placing stents or stent-grafts
A61F 2/966 - Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve with relative longitudinal movement between outer sleeve and prosthesis, e.g. using a push rod
45.
APPARATUSES AND METHODS OF HYBRID STENT PROSTHESES
Hybrid stent prosthesis and related methods for their use are described herein. A hybrid stent prosthesis may include a self-expanding stent frame, a balloon-expandable stent frame, and a cover integrating the self-expanding stent frame and the balloon-expandable stent frame. In some cases, the hybrid stent prosthesis may further include a transition zone and/or one or more markers. In some circumstances, the hybrid stent prosthesis may be advanced through the anatomy of a patient by a delivery catheter system and deployed at a deployment site by a deployment system of the delivery catheter system. A balloon inflation corresponding to the balloon-expandable stent frame may anchor the hybrid stent prosthesis. After anchoring, the self-expanding stent frame may be allowed to expand to its deployed configuration. The distal end of the balloon-expandable stent frame may then be further expanded to match anatomy. In cases, the hybrid stent prosthesis deploys with/in a parent prosthesis.
A61F 2/915 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure made from perforated sheets or tubes, e.g. perforated by laser cuts or etched holes with bands having a meander structure, adjacent bands being connected to each other
Vascular access assemblies for facilitating hemodialysis of a patient. The vascular access assembly may include a first tubular conduit and a bifurcated stent disposed in the superior vena cava. The vascular access assembly may further include a second tubular conduit that connects that couples an arm of the bifurcated stent to the first tubular conduit to create a blood flow pathway between two locations of a vasculature of a patient.
Syringe systems including barrels having lubricated portions and non-lubricated portions are provided. The non-lubricated portions may be configured to be loaded with injectable materials, such as embolic agents. The injectable materials may comprise polyvinyl alcohol. Also provided are plungers having plunger tips and seal members. Also provided are methods of lubricating portions of barrels of syringe systems with lubricants including silicone or silicone-free lubricants.
A stent for treating a patient that may comprise a body with a first end portion with a first opening and a second end portion with a second opening opposite the first opening. A stent may include a lumen that extends from the first opening to the second opening. The stent includes a single fenestration disposed in a sidewall of the body between the first opening and the second opening. The single fenestration is disposed in a center portion of the body of the stent in a length direction.
A balloon expandable branching stent prosthesis are discussed herein. The balloon expandable branching stent prosthesis includes a trunk portion including a trunk portion stent frame, a first branching portion including a first branching portion stent frame, a second branching portion including a second branching portion stent frame, and a cover coupling the trunk portion stent frame, the first branching stent frame, and the second branching stent frame together forming a bifurcated stent, wherein the trunk portion stent frame, the first branching portion stent frame, and the second branching portion stent frame are spaced apart from each other with the cover disposed therebetween. A crotch portion of the balloon expandable branching stent prosthesis is disposed between the trunk portion, the first branching portion, and the second branching portion and the crotch portion is reinforced to prevent radial infolding of the cover.
A61F 2/90 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
A61F 2/958 - Inflatable balloons for placing stents or stent-grafts
Expandable branching stent prostheses and methods of deployment for the same are discussed herein. An expandable branching stent prosthesis may include a trunk portion, a first branching portion, and a second branching portion that are for deployment at, respectively, a trunk, a first branch, and a second branch of a branching implant site of an anatomical system. Methods for deploying the expandable branching stent prostheses include delivering a deployment system including the expandable branding stent prostheses, a balloon, a distal end of a floss wire, and in some cases a sock to the branching implant site; connecting, to the floss wire, a distal end of a snare wire delivered to the branching implant site via the second branch, and using the two floss wires to manipulate the deployment system to effectuate the deployment. In some cases, the sock may be pulled down over the balloon after the deployment.
A vascular stent for treating a patient that can be manipulating remotely when the vascular stent is in a compressed configuration or in an expanded configuration. The vascular stent comprises a plurality of strings that can be used to open fenestrations on the vascular stent, manipulate the frame of the vascular stent, or shift the vascular stent within a vessel of a patient.
A61F 2/90 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
Some of the present methods include, and some embodiments of the present systems are configured for gaining access to a patient's vessel by way of the vessel (i.e. from the inside out). Some embodiments facilitate gaining access to an occluded vessel, where part of the access path is through the occlusion.
A61B 17/22 - Implements for squeezing-off ulcers or the like on inner organs of the bodyImplements for scraping-out cavities of body organs, e.g. bonesSurgical instruments, devices or methods for invasive removal or destruction of calculus using mechanical vibrationsSurgical instruments, devices or methods for removing obstructions in blood vessels, not otherwise provided for
Devices and methods used to selectively occlude a blood vessel are disclosed. The devices include a catheter having a balloon disposed at a distal end and a connector coupled to a proximal end of the catheter. A handle is coupled to the connector. A slide actuator is disposed within the handle. A seal wire is coupled to the slide actuator. When the slide actuator is in a distal position, the seal wire seals a vent port distal of the balloon to prevent inflation fluid from flowing from the balloon. When the slide actuator is in a proximal position, the seal wire is displaced proximally to unseal the vent port and allow fluid to flow from the balloon and distally out of the vent port resulting in self-deflation of the balloon.
Devices and methods used to selectively occlude a blood vessel are disclosed. The devices include a catheter having a balloon disposed at a distal end and a connector coupled to a proximal end of the catheter. A handle is coupled to the connector. A slide actuator is disposed within the handle. A seal wire is coupled to the slide actuator. When the slide actuator is in a distal position, the seal wire seals a vent port distal of the balloon to prevent inflation fluid from flowing from the balloon. When the slide actuator is in a proximal position, the seal wire is displaced proximally to unseal the vent port and allow fluid to flow from the balloon and distally out of the vent port resulting in self-deflation of the balloon.
Systems and methods used to treat a vessel are disclosed. The systems include an occlusion catheter device having a balloon disposed at a distal end and a connector coupled to a proximal end of the catheter. A handle having a slide actuator is coupled to the connector. A seal wire is displaceable by the slide actuator to allow deflation of the balloon through a vent port. The system includes a catheter infusion device that is coaxially disposed over the occlusion catheter device and having a balloon disposed at a distal end and a connector coupled to a proximal end. A backflow prevention member is coupled to the connector and is configured to seal around the occlusion catheter device.
A vascular stent for treating a patient that can be manipulating remotely when the vascular stent is in a compressed configuration or in an expanded configuration. The vascular stent comprises a plurality of strings that can be used to open fenestrations on the vascular stent, manipulate the frame of the vascular stent, or shift the vascular stent within a vessel of a patient.
A stent for treating a patient that may comprise a body with a first end portion with a first opening and a second end portion with a second opening opposite the first opening. A stent may include a lumen that extends from the first opening to the second opening. The stent includes a single fenestration disposed in a sidewall of the body between the first opening and the second opening. The single fenestration is disposed in a center portion of the body of the stent in a length direction.
A balloon expandable branching stent prosthesis are discussed herein. The balloon expandable branching stent prosthesis includes a trunk portion including a trunk portion stent frame, a first branching portion including a first branching portion stent frame, a second branching portion including a second branching portion stent frame, and a cover coupling the trunk portion stent frame, the first branching stent frame, and the second branching stent frame together forming a bifurcated stent, wherein the trunk portion stent frame, the first branching portion stent frame, and the second branching portion stent frame are spaced apart from each other with the cover disposed therebetween. A crotch portion of the balloon expandable branching stent prosthesis is disposed between the trunk portion, the first branching portion, and the second branching portion and the crotch portion is reinforced to prevent radial infolding of the cover.
Expandable branching stent prostheses and methods of deployment for the same are discussed herein. An expandable branching stent prosthesis may include a trunk portion, a first branching portion, and a second branching portion that are for deployment at, respectively, a trunk, a first branch, and a second branch of a branching implant site of an anatomical system. Methods for deploying the expandable branching stent prostheses include delivering a deployment system including the expandable branding stent prostheses, a balloon, a distal end of a floss wire, and in some cases a sock to the branching implant site; connecting, to the floss wire, a distal end of a snare wire delivered to the branching implant site via the second branch, and using the two floss wires to manipulate the deployment system to effectuate the deployment. In some cases, the sock may be pulled down over the balloon after the deployment.
A61F 2/954 - Instruments specially adapted for placement or removal of stents or stent-grafts for placing stents or stent-grafts in a bifurcation
A61F 2/958 - Inflatable balloons for placing stents or stent-grafts
A61F 2/966 - Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve with relative longitudinal movement between outer sleeve and prosthesis, e.g. using a push rod
Systems and methods used to treat a vessel are disclosed. The systems include an occlusion catheter device having a balloon disposed at a distal end and a connector coupled to a proximal end of the catheter. A handle having a slide actuator is coupled to the connector. A seal wire is displaceable by the slide actuator to allow deflation of the balloon through a vent port. The system includes a catheter infusion device that is coaxially disposed over the occlusion catheter device and having a balloon disposed at a distal end and a connector coupled to a proximal end. A backflow prevention member is coupled to the connector and is configured to seal around the occlusion catheter device.
A method for treating a patient's airway by coupling a deployment device to a bronchoscope at the working channel is disclosed. The coupling of such can hold the deployment device in a fixed position and allow for the precise placement of small airway stents within the lungs of a patient by a single practitioner. The fixed position may be adjustable over a range.
A61F 2/95 - Instruments specially adapted for placement or removal of stents or stent-grafts
A61F 2/04 - Hollow or tubular parts of organs, e.g. bladders, tracheae, bronchi or bile ducts
A61B 1/018 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor characterised by internal passages or accessories therefor for receiving instruments
A61B 1/267 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor for the respiratory tract, e.g. laryngoscopes, bronchoscopes
A61F 2/82 - Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
64.
SYSTEMS AND METHODS FOR TREATMENT OF AIRWAY BLOCKAGES
A method for treating a patient's airway by coupling a deployment device to a bronchoscope at the working channel is disclosed. The coupling of such can hold the deployment device in a fixed position and allow for the precise placement of small airway stents within the lungs of a patient by a single practitioner. The fixed position may be adjustable over a range.
A61M 29/02 - Inflatable dilatorsDilators made of swellable materials
A61B 17/22 - Implements for squeezing-off ulcers or the like on inner organs of the bodyImplements for scraping-out cavities of body organs, e.g. bonesSurgical instruments, devices or methods for invasive removal or destruction of calculus using mechanical vibrationsSurgical instruments, devices or methods for removing obstructions in blood vessels, not otherwise provided for
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
Syringe systems including barrels having lubricated portions and non-lubricated portions are provided. The non-lubricated portions may be configured to be loaded with injectable materials, such as embolic agents. The injectable materials may comprise polyvinyl alcohol. Also provided are plungers having plunger tips and seal members. Also provided are methods of lubricating portions of barrels of syringe systems with lubricants including silicone or silicone-free lubricants.
Vascular access assemblies for facilitating hemodialysis of a patient. The vascular access assembly may include a first tubular conduit and a bifurcated stent disposed in the superior vena cava. The vascular access assembly may further include a second tubular conduit that connects that couples an arm of the bifurcated stent to the first tubular conduit to create a blood flow pathway between two locations of a vasculature of a patient.
Devices used to restrict flow within a blood vessel are disclosed. Devices within the scope of this disclosure include a braided lattice of nitinol wires that form self-expanding enclosures of an embolic structure. The self-expanding enclosures may be sized and dimensioned such that when deployed within a blood vessel, at least one of the plurality of self-expanding enclosures takes on an elongated generally cylindrical shape having opposing generally conical, frustoconical, or semispherical end regions. Methods of manufacturing and using the embolic structures are disclosed.
A61B 17/12 - Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
A61B 17/00 - Surgical instruments, devices or methods
Devices used to pressurize, depressurize, or otherwise displace fluid are disclosed. The devices may be configured to displace fluid in order to inflate or deflate a medical device, such as a balloon. The devices further include features and mechanisms for limiting pressure generation so as to avoid damage due to overpressurization.
Devices used to pressurize, depressurize, or otherwise displace fluid are disclosed. The devices may be configured to displace fluid in order to inflate or deflate a medical device, such as a balloon. The devices further include features and mechanisms for limiting pressure generation so as to avoid damage due to overpressurization.
Snares for retrieval of medical devices from the body of an animal, medical assemblies, kits, and methods of retrieving a medical device from the body of an animal are described. An example snare comprises an outer sheath defining an outer sheath lumen; an elongate member disposed in the outer sheath lumen and having a longitudinal axis and at least one elongate member lumen; a capture member disposed and axially movable within the at least one elongate member lumen, the capture member defining a capture loop having a throat region and a portion extending along a plane that is perpendicular to the longitudinal axis of the elongate member; and a threader member disposed and axially movable within the at least one elongate member lumen, the threader member defining a threader loop. A handle includes a rotatable control member for deflecting a distal end of the outer sheath.
The present disclosure illustrates an introducer sheath with a braided or coiled wire frame. The wire frame of the introducer sheaths described herein include a distal portion having the wire disposed more densely than a proximal portion of the wire frame. The introducer sheaths also include a jacket encompassing the wire frame and a liner forming an inner wall.
The present disclosure illustrates an introducer sheath with a braided or coiled wire frame. The wire frame of the introducer sheaths described herein include a distal portion having the wire disposed more densely than a proximal portion of the wire frame. The introducer sheaths also include a jacket encompassing the wire frame and a liner forming an inner wall.
Embolization devices, including devices formed of wires or filaments, including braided wires or filaments are disclosed. An example embolization device includes a plurality of wires that are braided together to form an elongated sleeve. The elongated sleeve may define an interior region. Related systems, methods of use, and methods of manufacture are also contemplated.
A61B 17/12 - Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
79.
EMBOLIZATION DEVICES INCLUDING BRAIDED WIRES, METHODS OF MAKING AND USING THE SAME
Embolization devices, including devices formed of wires or filaments, including braided wires or filaments are disclosed. An example embolization device includes a plurality of wires that are braided together to form an elongated sleeve. The elongated sleeve may define an interior region. Related systems, methods of use, and methods of manufacture are also contemplated.
A61B 17/12 - Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
In accordance with aspects of the inventive concepts, provided is a marker device, comprising: an elongate element; a needle disposed at a distal end of the elongate element; and at least one radiopaque marker element coupled to or disposed on at least a portion of an outer surface of the elongate element. The at least one marker can include radiopaque portions. The at least one radiopaque marker element can be or include a helical coil wrapped around a suture element. Also provided is a method of marking a surgical site comprising suturing a marker device into the surgical site. The method can include sewing or otherwise attaching the marker device to the soft tissue at boundaries of an excision site. Also provided is a method of making a marker device.
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
82.
SOFT TISSUE MARKER FOR ATTACHMENT TO A SURGICAL EXCISION BED AND METHOD OF MARKING SURGICAL SITE
In accordance with aspects of the inventive concepts, provided is a marker device, comprising: an elongate element; a needle disposed at a distal end of the elongate element; and at least one radiopaque marker element coupled to or disposed on at least a portion of an outer surface of the elongate element. The at least one marker can include radiopaque portions. The at least one radiopaque marker element can be or include a helical coil wrapped around a suture element. Also provided is a method of marking a surgical site comprising suturing a marker device into the surgical site. The method can include sewing or otherwise attaching the marker device to the soft tissue at boundaries of an excision site. Also provided is a method of making a marker device.
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
A61B 17/04 - Surgical instruments, devices or methods for closing wounds or holding wounds closedAccessories for use therewith for suturing woundsHolders or packages for needles or suture materials
A61B 17/00 - Surgical instruments, devices or methods
A drainage catheter configured for draining bodily fluid from a patient is disclosed. The drainage catheter may comprise a catheter tube with a drainage lumen. A tension member of the drainage catheter may be disposed within the drainage lumen. The tension member may be coupled to a distal end of the catheter tube and extend proximally through a hub disposed at the proximal end of the catheter tube.
A drainage catheter configured for draining bodily fluid from a patient is disclosed. The drainage catheter may comprise a catheter tube with a drainage lumen. A tension member of the drainage catheter may be disposed within the drainage lumen. The tension member may be coupled to a distal end of the catheter tube and extend proximally through a hub disposed at the proximal end of the catheter tube.
Devices, systems, kits, and methods used to collect drainage fluid from a patient are disclosed. The systems or kits include a multi-port manifold, and one or more drainage tubes to fluidly connect vacuum drainage bottles with the multi-port manifold. One or more vacuum drainage bottles can also be included in the kit as desired. The method of drainage fluid collection can include filling two vacuum drainage bottles simultaneously with drainage fluid, then filling a third vacuum drainage bottle with drainage fluid, and then filling a fourth vacuum drainage bottle with drainage fluid.
A61M 1/00 - Suction or pumping devices for medical purposesDevices for carrying-off, for treatment of, or for carrying-over, body-liquidsDrainage systems
A device, and methods for using said device, for inserting a marker into a patient's body. The device may comprise a retention mechanism to hold the device in an first, undeployed, state. The device may be inserted into a patient's body in the first state, transitioned by the user into a second state wherein the retention mechanism is overcome, and then transition the device into a third state to deliver a marker to a precise location. The device may then be removed from the patient's body.
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
A device, and methods for using said device, for inserting a marker into a patient's body. The device may comprise a retention mechanism to hold the device in an first, undeployed, state. The device may be inserted into a patient's body in the first state, transitioned by the user into a second state wherein the retention mechanism is overcome, and then transition the device into a third state to deliver a marker to a precise location. The device may then be removed from the patient's body.
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
88.
VACUUM DRAINAGE MANIFOLD SYSTEMS AND RELATED METHODS
Devices, systems, kits, and methods used to collect drainage fluid from a patient are disclosed. The systems or kits include a multi-port manifold, and one or more drainage tubes to fluidly connect vacuum drainage bottles with the multi-port manifold. One or more vacuum drainage bottles can also be included in the kit as desired. The method of drainage fluid collection can include filling two vacuum drainage bottles simultaneously with drainage fluid, then filling a third vacuum drainage bottle with drainage fluid, and then filling a fourth vacuum drainage bottle with drainage fluid.
A61M 1/00 - Suction or pumping devices for medical purposesDevices for carrying-off, for treatment of, or for carrying-over, body-liquidsDrainage systems
Devices and methods used to deploy a protheses, such as a stent, are disclosed. The devices include a stent deployment device including a handle assembly coupled to a delivery catheter assembly. The handle assembly includes an actuator operably coupled to a ratchet slide. A carrier coupled to an outer sheath of the delivery catheter assembly is axially displaced by the ratchet slide when the actuator is depressed. A distal deployment button allows proximal displacement of the carrier when in an actuated position to deploy a distal portion of the prosthesis. A proximal deployment button allows proximal displacement of the carrier when in an actuated position to deploy a proximal portion of the prosthesis. The proximal deployment button includes a stop member that is axially adjustable relative to the distal deployment button.
A61F 2/95 - Instruments specially adapted for placement or removal of stents or stent-grafts
A61F 2/966 - Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve with relative longitudinal movement between outer sleeve and prosthesis, e.g. using a push rod
A vascular stent deployment device and related methods are disclosed. In some embodiments the deployment device may include a delivery catheter assembly. The delivery catheter assembly may include a self-expanding stent constrained by a rupturable sleeve. The self-expanding stent is disposed around an expandable member configured to partially expand to rupture the sleeve allowing the self-expanding stent to deploy. The expandable member may also be configured to aid in proximal displacement of the self-expanding stent as the delivery catheter assembly is manipulated to deploy the self-expanding stent.
Implantable devices—such as stents and rings—that comprise markers for tracking their deployment in a body lumen are disclosed. The markers may be used to monitor progress of expansion of the implantable device, potential migration of the implantable device, and diameters of the body lumen. Markers may be deployed in the body lumen separately from another implantable device to assist tracking of migration of the implantable device. Markers may be placed circumferentially around a wall of a body lumen to track growth of an aneurysm or a stricture.
A61F 2/90 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
A61F 2/48 - Operating or control means, e.g. from outside the body, control of sphincters
A vascular stent deployment device and related methods are disclosed. In some embodiments the deployment device may include a delivery catheter assembly. The delivery catheter assembly may include a self-expanding stent constrained by a rupturable sleeve. The self-expanding stent is disposed around an expandable member configured to partially expand to rupture the sleeve allowing the self-expanding stent to deploy. The expandable member may also be configured to aid in proximal displacement of the self-expanding stent as the delivery catheter assembly is manipulated to deploy the self-expanding stent.
Coverings for syringe plunger tips, as well as syringes and syringe components including such coverings, are disclosed. A material of the covering may have at least one different material property than a material of the plunger tip. The coverings may provide a reduced coefficient of friction between the covering and a surface of the syringe relative to the coefficient of friction between the plunger tip and the syringe surface. The coverings may also isolate a substance loaded in the syringe from the plunger tip. The coverings may include a locking member to lock the covering over the plunger tip. Methods for manufacturing a syringe assembly including such coverings are also disclosed.
Inflation devices and methods used to inflate a balloon of a balloon catheter are disclosed. The inflation devices include a pressure member to contain a fluid to be pressurized. The pressure member includes a load transfer orifice configured to receive a load transfer member of a threaded insert. The load transfer member can transfer an axial load applied to the threaded insert during pressurization of the fluid to the pressure member. A plunger including a thread rail is slidingly disposed within the pressure member. The thread rail is engaged with the threaded insert when the fluid is pressurized. An actuator disengages the thread rail from the threaded insert to depressurize the fluid.
Devices and methods used to deploy a protheses, such as a stent, are disclosed. The devices include a stent deployment device including a handle assembly coupled to a delivery catheter assembly. The handle assembly includes an actuator operably coupled to a ratchet slide. A carrier coupled to an outer sheath of the delivery catheter assembly is axially displaced by the ratchet slide when the actuator is depressed. A distal deployment button allows proximal displacement of the carrier when in an actuated position to deploy a distal portion of the prosthesis. A proximal deployment button allows proximal displacement of the carrier when in an actuated position to deploy a proximal portion of the prosthesis. The proximal deployment button includes a stop member that is axially adjustable relative to the distal deployment button.
A61F 2/966 - Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve with relative longitudinal movement between outer sleeve and prosthesis, e.g. using a push rod
A61F 2/844 - Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents folded prior to deployment
A61F 2/95 - Instruments specially adapted for placement or removal of stents or stent-grafts
96.
IMPLANTABLE DEVICES WITH TRACKING, AND RELATED SYSTEMS AND METHODS
Implantable devices—such as stents and rings—that comprise markers for tracking their deployment in a body lumen are disclosed. The markers may be used to monitor progress of expansion of the implantable device, potential migration of the implantable device, and diameters of the body lumen. Markers may be deployed in the body lumen separately from another implantable device to assist tracking of migration of the implantable device. Markers may be placed circumferentially around a wall of a body lumen to track growth of an aneurysm or a stricture.
A61F 2/86 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
97.
PLUNGER TIP COVER WITH LOCKING MEMBERS, SYSTEMS, AND METHODS
Coverings for syringe plunger tips, as well as syringes and syringe components including such coverings, are disclosed. A material of the covering may have at least one different material property than a material of the plunger tip. The coverings may provide a reduced coefficient of friction between the covering and a surface of the syringe relative to the coefficient of friction between the plunger tip and the syringe surface. The coverings may also isolate a substance loaded in the syringe from the plunger tip. The coverings may include a locking member to lock the covering over the plunger tip. Methods for manufacturing a syringe assembly including such coverings are also disclosed.
Inflation devices and methods used to inflate a balloon of a balloon catheter are disclosed. The inflation devices include a pressure member to contain a fluid to be pressurized. The pressure member includes a load transfer orifice configured to receive a load transfer member of a threaded insert. The load transfer member can transfer an axial load applied to the threaded insert during pressurization of the fluid to the pressure member. A plunger including a thread rail is slidingly disposed within the pressure member. The thread rail is engaged with the threaded insert when the fluid is pressurized. An actuator disengages the thread rail from the threaded insert to depressurize the fluid.
A temporary pacing lead device comprises: an elongate body having a distal portion and a proximal end; an electrode array at the distal portion configured to deliver a pacing signal to target tissue; a displacement member attached to a first side of the distal portion; at least one anchoring element deployable from a second opposite side; and an interface at the proximal end of the elongate body. The interface is configured to couple to a pacing signal generator and/or a control handle to actuate the displacement member and/or anchoring element. The pacing generator can be a miniature pacing signal generator and/or a standard pacemaker device, and the interface can switch between providing the pacing signal from either of the two sources. The miniature pacing signal generator can include a protective element for the control and/or actuation elements at the proximal end.
