Methods and devices for treatment of a patient's cerebral aneurysm is described. The device includes a permeable shell having a radially constrained elongated state configured for delivery within a catheter lumen, an expanded state with a longitudinally shortened configuration relative to the radially constrained state, and a plurality of elongate filaments that are woven together to form a mesh. The proximal ends of each of the plurality of filaments are gathered by a proximal hub and the distal ends of each of the plurality of filaments are gathered by a distal hub. The proximal portion of the permeable shell includes a swellable polymer. The method includes advancing the implant in a microcatheter to a region of interest in the cerebral vasculature, deploying the implant within the cerebral aneurysm, and withdrawing the microcatheter from the region of interest after deploying the implant.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets 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, e.g. tourniquets
A system and method of delivering and detaching an implant within a body of a patient is described. A tether connects an implant with a delivery device. The delivery device includes a heater through which the tether passes. The inner lumen of the delivery system pusher may accommodate the lead wires which connect to the heater.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets 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, e.g. tourniquets
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
A61F 2/82 - Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
A delivery system used for vascular implant delivery is described. In some embodiments, the delivery system includes a user-gripped handle used to aid in retracting and advancing an implant. In some embodiments, the delivery system includes a telescoping pusher system to aid in retracting and advancing an implant.
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 2/95 - Instruments specially adapted for placement or removal of stents or stent-grafts
An occlusion device formed of a microcoil having a three-dimensional relaxed state employing open looped portions interposed between closed loop portions. Planes defined by sequentially formed open looped and closed loop portions are neither coincident nor parallel to one another.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets 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, e.g. tourniquets
A61B 17/42 - Gynaecological or obstetrical instruments or methods
Implants comprising electrically-responsive hydrogel are described. Systems to provide electricity to induce response in hydrogel-containing implants are described. Methods for utilizing said system and methods for utilizing said hydrogel-containing implants are described.
A61M 25/01 - Introducing, guiding, advancing, emplacing or holding catheters
A61B 17/00 - Surgical instruments, devices or methods, e.g. tourniquets
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
A61B 17/22 - Surgical instruments, devices or methods, e.g. tourniquets for removing obstructions in blood vessels, not otherwise provided for
A61L 29/14 - Materials characterised by their function or physical properties
A61M 11/00 - Sprayers or atomisers specially adapted for therapeutic purposes
A61M 13/00 - Insufflators for therapeutic or disinfectant purposes
Devices and methods for treatment of a patient's vasculature are described. The device includes a self-expanding permeable implant having a radially constrained state and an expanded state with a shortened configuration, a plurality of elongate filaments which are woven together in a tubular braid, and a fixation element. The fixation element may be a hook, barb, protrusion, bioadhesive, or pore. The implant includes at least some nitinol filaments and at least some composite filaments. Methods of treating a cerebral aneurysm are also described. The methods include advancing a permeable implant to the aneurysm, deploying the implant, and delivering embolic material into the cerebral aneurysm adjacent a portion of the permeable implant that spans the neck.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets 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, e.g. tourniquets
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 polymeric coating for medical devices. The polymeric coating may be formed by dissolving polymer solids in a liquid solvent and mixing the solids and liquid solvent together to form a homogeneous polymeric solution. The polymeric solution may be applied to at least a portion of a medical device and allowed to cure or dry to form a polymeric jacket or coating on the medical device. Alternatively, the polymeric solution may be cured or dried separately and then applied to the medical device. Various polymers may be utilized, including but not limited to polyurethane and/or polycarbonate based biopolymers. Various solvents may be utilized, including but not limited to dimethylacetamide.
A tensile strength device for increasing tensile strength of a distal tip of a medical device while maintaining sufficient flexibility for the medical device to traverse through tortuous anatomies. The tensile strength device may include a base component and a wire wound around the base component to form a coil. A distal end of the tensile strength device may include an adhesive which both blunts the end of the tensile strength device to prevent puncture and secures the distal end of the coil to the base component. The base component may be largely omitted, with a distal length of the wire forming the coil turning back to extend through an inner diameter of the coil to function as the base component. A stopper may be positioned at a proximal end of the tensile strength device to form an interference lock with the medical device.
A61M 25/088 - Introducing, guiding, advancing, emplacing or holding catheters using an additional catheter, e.g. to reach relatively inaccessible places
Disclosed is a method, apparatus, and kit for assisting the expansion of a self-expanding stent, especially within highly curved or tortuous blood vessels. An elongated pusher having an expandable distal mesh portion can be positioned within a self-expanding stent, expanding during delivery to provide extra expansion force to the stent to ensure the stent properly expands.
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 2/01 - Filters implantable into blood vessels
A61F 2/82 - Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
A61F 2/88 - Stents in a form characterised by wire-like elements; Stents in a form characterised by a net-like or mesh-like structure the wire-like elements formed as helical or spiral coils
A61F 2/90 - Stents in a form characterised by wire-like elements; Stents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
Multi-friction dilators may be provided that include a body having an external surface extending from a proximal end to a distal tip and having a first portion, a second portion, and a third portion; wherein: the second portion is disposed between the first portion and the third portion; the external surface in the first portion includes a coating with a first coefficient of friction; the external surface in the second portion exhibits a second coefficient of friction greater than the first coefficient of friction, and the external surface in the third portion exhibits a third coefficient of friction less than the second coefficient of friction.
An obstruction removal system for capturing and removing obstructions, such as clots or other matter, from a vascular system. The obstruction removal system may include one or more engaging members connected to an elongated member, such as to a distal end of the elongated member. The engaging member(s) may have an asymmetric body shape and/or an asymmetric cell configuration between its proximal and distal portions, such as a “tear drop” shape. The engaging member(s) may be comprised of a plurality of struts. One or more radiopaque markers may be connected to at least one of the struts, which may be comprised of a “dog bone” shape. A mesh structure may be positioned internally or externally to the engaging member(s) to act as a filter. A support wire may be positioned internally to aid in propping open the engaging member(s). Where multiple engaging members are used, they may have different sizes.
A61B 17/221 - Calculus gripping devices in the form of loops or baskets
A61B 17/00 - Surgical instruments, devices or methods, e.g. tourniquets
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 stent with enhanced deployment characteristics to prevent twisting of the stent during delivery or deployment. The stent may include a first wire segment and a second wire segment that are linked together by at least one connector. The first wire segment may be rotatably connected to a first side of the at least one connector and the second wire segment may be rotatably connected to a second side of the at least one connector. The at least one connector may include an elongated body having at least two passages including a first passage for receiving the first wire segment and a second passage for receiving the second wire segment. The first and/or second wire segments may include enlargements to prevent the wire segments from being pulled out of the passages.
A61F 2/915 - Stents in a form characterised by wire-like elements; Stents 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
Devices and methods for treatment of a patient's vasculature are described. Embodiments may include a permeable implant made from a plurality of elongate filaments that are woven together. The implant may have a first unrestrained preset configuration comprising a dome portion and a brim portion, having a distal end with an outer surface having a convex shape. The implant may have a second deployed configuration that is an inversion of the first unrestrained configuration. The second deployed configuration has an open distal end and has an inner surface having a concave shape.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets 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, e.g. tourniquets
Described are improved processes for the preparation of iodized fatty acid esters from free fatty acids via in-situ formation of hydroiodic acid using silane chemistry.
A vascular prosthesis (e.g., stent), and packaging and delivery system to selectively deliver a vascular prosthesis are described. In some embodiments, the vascular prosthesis utilizes a low porosity and high porosity section, and the packaging and delivery system allows the prosthesis to be delivered such that the position of the low porosity and high porosity sections of the prosthesis can vary.
A61F 2/88 - Stents in a form characterised by wire-like elements; Stents in a form characterised by a net-like or mesh-like structure the wire-like elements formed as helical or spiral coils
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 2/97 - Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve the outer sleeve being splittable
The embodiments presented herein relate to concepts designed to eliminate the gap between a catheter and guide wire that can otherwise contribute to a catheter getting stuck within the vasculature.
Aspiration thrombectomy devices and methods wherein an aspiration cycle includes a positive displacement segment to facilitate clot removal, a pump cartridge to facilitate tube management and an aspiration device for providing a vacuum surge. Disclosed herein is an aspiration thrombectomy system which relies on air or inert gas, rather than liquid, to provide both static and dynamic suction level profiles for safely and efficiently retrieving and removing from the body a thrombus. In one example embodiment, two or more pressure sources may be configured to apply two or more suction levels to an aspiration catheter. Valves may connect conduits between the pressure sources and the aspiration catheter, with the valves being selectively opened or closed to control which pressure level is applied to the catheter.
A medical device which incorporates structural support members such as struts which are designed in a manner which eliminates or reduces high strain areas of the medical device. The structural support members may be laser cut from a sheet of a material such as Nitinol. One or more of the structural support members may be tapered along at least a portion of their length, such as by narrowing towards a segment of the medical device that may be exposed to increased strain. A width or diameter of an opening between a pair of such structural supports may be increased at or near such segments that may be exposed to increased strain.
A61F 2/86 - Stents in a form characterised by wire-like elements; Stents in a form characterised by a net-like or mesh-like structure
A61F 2/90 - Stents in a form characterised by wire-like elements; Stents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
A61F 2/91 - Stents in a form characterised by wire-like elements; Stents 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
A61F 2/82 - Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
A61B 17/221 - Calculus gripping devices in the form of loops or baskets
A61F 2/01 - Filters implantable into blood vessels
The present invention discloses an aneurysm treatment device comprising a stent portion and an aneurysm filling portion expanding from an outer side of the stent portion. The device provides a novel approach to treating aneurysms by combining the structural support of a stent with an expandable filling portion to effectively address the needs of patients with aneurysms. The unique design of the device allows for precise placement and expansion within the aneurysm, providing stability and support while promoting healing and recovery. The device offers a versatile and minimally invasive solution for the treatment of aneurysms, improving patient outcomes and reducing the risks associated with traditional treatment methods.
A61F 2/86 - Stents in a form characterised by wire-like elements; Stents in a form characterised by a net-like or mesh-like structure
A61F 2/92 - Stents in the form of a rolled-up sheet expanding after insertion into the vessel
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
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
A61F 2/82 - Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
An embolic coil having a stretch resistant member for resisting stretching or unwinding of the embolic coil. A tubular member may be attached to a proximal end of the embolic coil. A stretch resistant member may extend through the tubular member and the embolic coil to be attached at its distal end to the embolic coil. The stretch resistant member may include an enlargement to prevent the stretch resistant member from withdrawing into the tubular member. The stretch resistant member may comprise a one-piece design comprising a tether or a two-piece design comprising a tether in combination with another component such as a filament, a braid, or an eyelet. The stretch resistant member may be wavy to allow slack. The distal end of the stretch resistant member may be attached to the embolic coil by tying a knot, melting into a tip, or the use of adhesives, welding, or soldering.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
05 - Pharmaceutical, veterinary and sanitary products
Goods & Services
Pharmaceutical preparations, namely, liquid embolic agents;
syringes sold filled with liquid embolic agents;
pharmaceutical preparations for human use.
An embolic protection device may include an inflatable embolic balloon with one or more embolic capture elements located at or around its outer surface. The balloon may be inflatable so as to move the one or more embolic capture elements near or against the wall of a vessel. Emboli, and particularly emboli that are relatively more diffuse, softer, more friable, contain more inflammatory cells, and/or may lack fibrous caps, are captured or stopped by the one or more embolic capture elements as blood passes through the one or more embolic capture elements.
A multi-cavity aspiration device for more efficiently aspirating multiple obstructions, clots, thrombi, emboli, or the like in a single aspiration stroke. The multi-cavity aspiration device may include a tubular member having an inner circumference. One or more cavities may be formed or cut into the inner circumference of the tubular member so as to increase surface area without affecting structural integrity. The one or more cavities may be positioned radially about the inner circumference of the lumen. The one or more cavities may be tapered proximally and terminate at a point. The one or more cavities may be exposed to the internal lumen of the tubular member.
A61B 17/22 - Surgical instruments, devices or methods, e.g. tourniquets for removing obstructions in blood vessels, not otherwise provided for
A61M 1/00 - Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
A61M 25/14 - Arrangement or shape of fluid flow passages, e.g. of plural fluid passages
A device may include an elongated catheter body having a proximal portion and a distal portion, wherein the distal portion forms a memorized shape when unconstrained; the memorized shape comprising a plurality of curves positioned to orient the distal portion within a right subclavian artery or brachiocephalic artery and also into a left common carotid artery.
Blood vessel obstruction removal is provided via a controllable diameter catheter that includes an aspiration catheter having an expandable lumen, wherein a perimeter of the lumen is defined by a flexible wall, wherein in a reduced configuration, the flexible wall is in a folded configuration and the expandable lumen has a first diameter, and wherein in an expanded configuration, the flexible wall is in an unfolded configuration and the expandable lumen has a second diameter greater than the first diameter; and an expandable dilator having a balloon coaxially defined around a guide, disposed within the expandable lumen, where in an inflated configuration, the expandable dilator abuts at least a portion of the flexible wall of the expandable lumen and the expandable dilator inflates to expand the flexible wall from the folded configuration to the unfolded configuration.
A dilator for use with self-healing seal and connector port is provided with a first section of a first diameter and a first length, and a second section and a third section that are located on opposing ends of the first section that have a second diameter greater than the first diameter. The first diameter and the first length are dimensioned based at least in part on a bore size or gauge of a through-hole that a self-healing seal includes in a direction that the dilator is inserted through the self-healing seal and a thickness of the self-healing seal in that direction.
Described herein are syringe caps including a plug portion and a protruding member extending from one end of the plug portion. The protruding member can extend a length greater than a depth of an accumulated component in the syringe.
A61M 5/00 - Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm rests
A vascular implant may comprise at least a first layer having one or more drawn fill tube wires (DFT wires) and at least a second layer having one or more non-DFT wires. The first layer may be braided from only a single DFT wire, and the second layer may be braided from a plurality of non-DFT wire. A vascular implant may also include a connecting wire composed of a shape memory alloy and that is shape set prior to connection to one or more implant layers composed of DFT wires.
A61F 2/852 - Two or more distinct overlapping stents
A61F 2/82 - Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
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
A61F 2/90 - Stents in a form characterised by wire-like elements; Stents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
Described herein are compositions comprising, a polymer, a non-physiological solution; and a visualization agent; wherein the polymer is soluble in the non-physiological solution and insoluble at physiological conditions. Methods of preparing the compositions are disclosed as well as methods of using these compositions to treat vascular conditions.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets 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, e.g. tourniquets
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
An implantable embolic device having a stretch-resistant member passing therethrough that also serves as a tether for connecting the device to a delivery system. The stretch-resistant member is attached at a proximal and distal end of the device and extends proximally to the delivery device. The proximal attachment point serves to isolate a distal, stretch resisting segment of the member from axial tension placed on a proximal, connecting section of the member. Thus, the portion of the stretch-resistant member being used to connect the embolic device to a delivery device may be placed under tension without placing tension or distorting the implant.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets 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
A61F 2/01 - Filters implantable into blood vessels
A61F 2/95 - Instruments specially adapted for placement or removal of stents or stent-grafts
34.
Medical Devices With Sensing Characteristics For Intravascular Treatment Sites And Methods Thereof
The present disclosure relates to medical devices including occlusion devices, clot retrieval systems, and stents. More particularly, the medical devices described herein measure characteristics for intravascular treatment sites. The medical devices may include pressure sensors and/or length sensors that may be used to determine the effectiveness of the medical devices during or after treatment. These sensors may be particularly helpful when used on an occlusion device or a clot removal 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 17/12 - Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
A61B 17/221 - Calculus gripping devices in the form of loops or baskets
A61B 90/98 - Identification means for patients or instruments, e.g. tags using electromagnetic means, e.g. transponders
A guidewire system having improved torque ability and shapeability for traversing tortuous vasculatures to reach a distant anatomy. The guidewire system may include a core wire having a proximal portion and a distal portion. The distal portion may be tapered along at least a portion of its length. The distal portion may include both a plurality of uniform diameter segments and a plurality of tapered diameter segments. One or more coils may be affixed to the core wire, such as an inner coil and an outer coil. A radiopaque marker may be affixed to a distal tip of the core wire for visualization by an imaging device. Alternatively, one or more coiled grooves may be cut into the core wire to perform the same function as the aforementioned coils. The entirety of the core wire, including any affixed coils, may be encapsulated in a polymer jacket.
An obstruction removal device is described, having one or more engaging members which can engage portions of the clot. The one or more engaging members have a collapsed, delivery state, and an expanded, deployed state which in some embodiments can be locked to maintain its fixed configuration.
A powered catheter and/or powered catheter system is described. The catheter includes a catheter hub with one set of contact components that are configured to connect to a mating cable with a corresponding second set of contact components. The mating cable can be part of another device, such as a controller or power source.
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
Implant engagement mechanisms are disclosed for maintaining engagement with a stent until it has been fully deployed and expanded from a catheter or sheath. The apparatus, method and system involving these engagement mechanisms allow a physician to withdraw or retract a sheath prior to full deployment, thereby allowing for redeployment of the stent at a more desirable position.
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 2/82 - Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
A61F 2/88 - Stents in a form characterised by wire-like elements; Stents in a form characterised by a net-like or mesh-like structure the wire-like elements formed as helical or spiral coils
05 - Pharmaceutical, veterinary and sanitary products
Goods & Services
(1) Pharmaceutical preparations, namely, liquid embolic agents; syringes sold filled with liquid embolic agents; pharmaceutical preparations for human use.
A self-healing seal and connector port are provided with a body including a first port, a second port, and a third port; a cap, secured to the third port; and a self-healing seal secured to the third port by the cap, wherein the self-healing seal has a circular face and includes: a first ring located on an edge of the circular face, captured between the body and the cap; and a second ring, located centrally on the circular face, including a raised ridge on a first side of the circular face defining an inverted conic bevel, and including a tearing guide on a second side of the circular face centered on the inverted conic bevel.
Devices for treatment of aneurysms and methods of delivery are described that include a permeable shell having an open distal end, an inner compressible mesh structure having a lumen, and an outer constraint surrounding at least a portion of the inner compressible structure. The outer constraint may have a variable stiffness. The expanded configuration of permeable shell may be shaped in a torus with the inner compressible mesh structure located along a longitudinal axis of the permeable shell. The outer constraint may be a coil or a hypotube. The outer constraint may have a proximal portion that is stiffer than a distal portion. The stiffer proximal portion of the outer constraint may dampen hemodynamic forces at the proximal end of the permeable shell.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets 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
44.
Implant Delivery System With Multiple Detachment Mechanisms
A detachment system for an implant is described having a first detachment mechanism and a second detachment mechanism. Either or both of the first or second detachment system may be activated by the user depending on certain conditions or if one of the detachment mechanism fails.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets 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, e.g. tourniquets
An aspiration stopcock is provided with a body including: an opening into a cavity having an inner diameter; and first and second ports disposed at first and second positions around the inner diameter; and a stem partially disposed in the cavity and having a first outer diameter, the stem including a rotational groove of a second outer diameter less than the first outer diameter, wherein the stem, when in an unlocked configuration, is configured to transition between a flow configuration that defines a flow path between the first and second ports and a stopped configuration that blocks the flow path between the first and second ports; and a stopper, projecting into the cavity and the rotational groove, wherein the stem is configured to translate relative to the body to transition between the unlocked configuration and a locked configuration that prevents transition between the flow configuration and the stopped configuration.
F16K 11/085 - Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves; Arrangement of valves and flow lines specially adapted for mixing fluid with all movable sealing faces moving as one unit comprising only taps or cocks with cylindrical plug
F16K 11/08 - Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves; Arrangement of valves and flow lines specially adapted for mixing fluid with all movable sealing faces moving as one unit comprising only taps or cocks
F16K 27/06 - Construction of housings; Use of materials therefor of taps or cocks
F16K 5/04 - Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having cylindrical surfaces; Packings therefor
F16K 35/02 - Means to prevent accidental or unauthorised actuation to be locked or disconnected by means of a push or pull
A vascular implant may comprise at least a first layer having one or more drawn fill tube wires (DFT wires) and at least a second layer having one or more non-DFT wires. The first layer may be braided from only a single DFT wire, and the second layer may be braided from a plurality of non-DFT wire. A vascular implant may also include a connecting wire composed of a shape memory alloy and that is shape set prior to connection to one or more implant layers composed of DFT wires.
A61F 2/90 - Stents in a form characterised by wire-like elements; Stents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
A catheter that decreases in stiffness (i.e., increases in flexibility) toward a distal end of the catheter and then increases in stiffness (i.e., decreases in flexibility) further toward the distal end. Thus, a distal portion of the catheter, including its distal tip, may have a greater stiffness than a penultimate distal portion of the catheter immediately adjacent proximally to the distal portion. The penultimate distal portion may have a substantially uniform stiffness before transitioning to a penultimate proximal portion in which the stiffness ramps up. The penultimate proximal portion may transition to a proximal portion having a substantially uniform stiffness that is greater than the stiffnesses of the remaining portions. The manner by which the stiffness is varied along the length of the catheter may vary, including but not limited to various properties of an outer jacket, coiled wire, braided tubular mesh layer, inner coil, and/or radiopaque marker, among others.
Catheters are described that have improved flow characteristics that may be particularly helpful when delivering embolic agents within a blood vessel. One catheter includes a fluid flow modifier that is configured to create laminar fluid flow out of a distal end of the catheter to help reduce turbulence and achieve predictable fluid movement. Another catheter includes scavenging ports that are configured to suction in embolic agents that have refluxed proximally back from a distal end of the catheter.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
Disclosed are example embodiments of a catheter system for blood clot detection. The catheter system for blood clot detection includes a catheter having a proximal end and a distal end. The catheter system for blood clot detection also includes a blood clot sensor coupled to the distal end of the catheter. Additionally, the catheter system for blood clot detection includes a processor configured to process signals from the blood clot sensor. The blood clot sensor may include magnetoelastic sensor. The blood clot sensor may include a light-based sensor. The blood clot sensor may include a ultrasound sensor.
A61B 5/05 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
A61B 17/22 - Surgical instruments, devices or methods, e.g. tourniquets for removing obstructions in blood vessels, not otherwise provided for
A catheter that decreases in stiffness (i.e., increases in flexibility) toward a distal end of the catheter and then increases in stiffness (i.e., decreases in flexibility) further toward the distal end. Thus, a distal portion of the catheter, including its distal tip, may have a greater stiffness than a penultimate distal portion of the catheter immediately adjacent proximally to the distal portion. The penultimate distal portion may have a substantially uniform stiffness before transitioning to a penultimate proximal portion in which the stiffness ramps up. The penultimate proximal portion may transition to a proximal portion having a substantially uniform stiffness that is greater than the stiffnesses of the remaining portions. The manner by which the stiffness is varied along the length of the catheter may vary, including but not limited to various properties of an outer jacket, coiled wire, braided tubular mesh layer, inner coil, and/or radiopaque marker, among others.
Methods of braiding using a braiding mechanism are described. The braiding mechanism includes a disc defining a plane and a circumferential edge, a mandrel extending from a center of the disc that is adapted to hold a plurality of filaments extending radially from the mandrel toward the circumferential edge of the disc, a plurality of catch mechanisms positioned circumferentially around the edge of the disc, a plurality of actuators adapted to move the plurality of catch mechanisms in a substantially radial direction relative to the circumferential edge of the disc, and a plurality of filaments extending radially from the mandrel towards circumferential edge of the disc. A middle portion of each filament of the plurality of filaments contacts an end of the mandrel.
D04C 3/42 - Braiding or lacing machines for making tubular braids by circulating strand supplies around braiding centre at equal distances with means for forming sheds by controlling guides for individual threads
An implant delivery system may have a pusher. The pusher may have an elongated shape. A distal end of the pusher may be configured to connect to an implant. The implant delivery system may have a tether connected to the pusher and to the implant. The implant delivery system may have a heating element mounted over the tether biased to contract a first surface of the heating element towards a second surface of the pusher. The implant delivery system may have an expander disposed between the first surface of the heating element and the second surface of the pusher. The expander may be configured to melt, allowing the first surface to contact the second surface, upon activation of the heating element.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets 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
A61F 2/01 - Filters implantable into blood vessels
A61F 2/95 - Instruments specially adapted for placement or removal of stents or stent-grafts
Polymeric compositions are described comprising a biocompatible polymer including a biodegradable linkage to a visualization agent and a non-physiological solution; wherein the biocompatible polymer is soluble in the non-physiological solution and insoluble in a physiological solution. Methods of forming the solutions and polymers are disclosed as well as methods of therapeutic use.
Embolic particles are described. The particles are reaction products of a prepolymer solution including at least one polyether macromer and an appropriate monomer.
The present invention relates to an inner support catheter comprising an elongated catheter body with a distal region having a constrained linear shape and an unconstrained shape. The distal region includes a distal first section and a proximal second section that forms a major curve with the proximal second section in the unconstrained shape. In the unconstrained shape, the proximal second section lies substantially in a first reference plane, while the distal first section is positioned at least partially outside of the first reference plane. This configuration may allow for improved maneuverability and flexibility of the inner support catheter during medical procedures.
A system for delivering an implant device to a vascular site in a patient a delivery pusher apparatus, an implant device detachably connected to the delivery pusher apparatus by a tether having a distal end connected to a proximal end of the implant device, wherein the tether is substantially non-tensioned when connecting the implant device to the delivery pusher, and an electrical heating element configured coaxially around at least a portion of the tether, wherein heat generated by the heating element severs the tether at a point near the proximal end of the implant device.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
C10M 111/04 - Lubricating compositions characterised by the base-material being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being a macromolecular organic compound
C10M 105/76 - Lubricating compositions characterised by the base-material being a non-macromolecular organic compound containing silicon
C10M 107/42 - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
C10M 177/00 - Special methods of preparation of lubricating compositions; Chemical modification by after-treatment of components or of the whole of a lubricating composition, not covered by other classes
59.
Systems And Methods For Embolization Of Body Structures
A device for treatment of a vascular defect within a patient's vasculature includes a self-expanding permeable shell having a proximal end, a distal end, and a longitudinal axis, the shell comprising a plurality of elongate resilient filaments having a braided structure, wherein the filaments are secured at at least one of the proximal end or the distal end of the permeable shell, wherein the permeable shell has a radially constrained elongated state configured for delivery within a microcatheter and has an expanded state with an axially shortened configuration relative to the radially constrained state, the permeable shell having a plurality of openings formed between the braided filaments, wherein the permeable shell in its expanded state comprises a plurality of circumferentially-arrayed lobes.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
A rotating plunger lock is provided with a base including a first through-hole and a socket; and a rotational lock including a third through-hole, smaller than the first through-hole, the rotatable lock being fitted to the socket and secured by the cap, wherein the rotatable lock is configured to rotate in the socket between a first state in which the rotatable lock obstructs a portion of the first through-hole and a second state in which the rotatable lock is clear of the first through-hole.
A61M 5/315 - Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod; Appliances on the rod for facilitating dosing
A61B 5/153 - Devices for taking samples of blood specially adapted for taking samples of venous or arterial blood, e.g. by syringes
A61M 1/00 - Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
61.
DELIVERY DEVICES FOR TREATMENT OF VASCULAR DEFECTS
Delivery systems and methods of delivery are described that include a brake to prevent an occlusive device from jumping forward during deployment. The delivery system may include a self-expandable implant having radially constrained state within a lumen of a catheter and an expanded state after deployment; and a pusher comprising a distal end, a distal region, and a brake located in the distal region of the pusher for frictionally engaging an inner wall of the catheter during deployment of the self-expandable implant, and wherein the implant is releasably coupled to the distal end of the pusher. In some embodiments, the brake may be at least one leaf spring, a braid, or a section of increased diameter on the pusher. In some embodiments, the brake may be made from a shape-memory material and have first and second configurations.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
A61F 2/86 - Stents in a form characterised by wire-like elements; Stents in a form characterised by a net-like or mesh-like structure
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 large-bore threadless snap-locking connector is provided by a connector device including: a male threadless connector including: a first through-hole of a certain bore; an o-ring of a first outer diameter included on the first outer surface on a second end of the first through-hole; and an engagement structure included on the first outer surface, the engagement structure having an outer perimeter substantially shaped as a circle having a second outer diameter; a female threadless connector including: an inner surface with a first inner diameter substantially equal to the first outer diameter; and a snap-lock ring projecting inward from the inner surface and a second inner diameter less than the second outer diameter, wherein the snap-lock ring and the engagement structure selectively secure the male threadless connector within the female threadless connector, forming a fluid-tight seal between the inner surface and the o-ring.
A61M 1/00 - Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
A catheter for navigating tortuous vasculatures to reach distant anatomies. The catheter may have an optimal stiffness profile so that a physician may safely and efficiently advance large bore catheters through such tortuous vasculatures. The catheter may have a greater stiffness at its proximal end than at its distal end such that the stiffness of the intravascular catheter decreases between its proximal and distal ends. A core wire may extend through proximal and medial segments catheter to impart the desired stiffness. The core wire may be tapered at certain segments and may terminate prior to the distal end of the catheter such that the catheter is more flexible at or near its distal end. The distal end of the core wire may coil around the liner tube of the intravascular catheter. Multiple core wires each having different lengths may be utilized.
Vascular device loading may be provided by loading a first liquid having a first density into a vascular device hub having an internal volume flowably connected between a syringe port and a cannula port; connecting a first syringe loaded with a second liquid to the syringe port, wherein the second liquid has a second density different than the first density; orienting the first syringe at a first elevation relative to the vascular device hub to place a denser one of the first liquid and the second liquid below a less dense one of the first liquid and the second liquid; and injecting, from the first syringe into the vascular device hub, the second liquid to eject the first liquid from the vascular device hub via the cannula port.
An obstruction removal device is described, having one or more engaging members which can engage portions of the clot. The one or more engaging members have a collapsed, delivery state, and an expanded, deployed state.
05 - Pharmaceutical, veterinary and sanitary products
Goods & Services
Pharmaceutical preparations, namely, liquid embolic agents; syringes sold filled with liquid embolic agents; Pharmaceutical preparations for human use for the treatment of endovascular diseases, anatomical abnormalities, tumor embolization, and hemorrhage injuries
B05D 3/06 - Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to radiation
B05D 7/00 - Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
Described herein are polymers and associated methods to occlude structures and malformations of the vasculature with polymers with delayed controlled rates of expansion. Methods of forming such devices are also disclosed.
Devices and methods for treatment of a patient's vasculature are described. Embodiments may include a first permeable shell and a second permeable shell, where the second permeable shell sits within an interior cavity of the first permeable shell. The first and second permeable shells may each be made from a plurality of elongate filaments that are woven together to form a mesh. The mesh of the first permeable shell may have a larger mesh density and be softer than the mesh of the second permeable shell.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets 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
A catheter system utilizing one or more sensors is described. The catheter can be used as part of an embolic coil system, guidewire system, or combined embolic coil/guidewire system where the devices interact with the catheter system. A variable detachment embolic coil system and guidewire system are also described.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
Devices and methods for treatment of a patient's vasculature are described. Embodiments may include a permeable shell having a first layer, a second layer, a proximal end, a distal end, and a transitional section connecting the first and second layer. The first and second layers are formed from a plurality of elongate filaments that are woven together to form a mesh. Each of the plurality of elongate filaments have a first end and a second end, and the first and second ends of each of the plurality of elongate filaments may be gathered at the proximal end of the permeable shell in a proximal band. The transitional section of the permeable shell includes a first end portion connected to a distal end of the first layer and a second end portion connected to a distal end of the second layer. In some embodiments, the second end portion may be inverted.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
A61F 2/844 - Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents folded prior to deployment
A61F 2/90 - Stents in a form characterised by wire-like elements; Stents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
A61F 2/01 - Filters implantable into blood vessels
A clot retrieval device is disclosed. In some embodiments, the device utilizes augmented radiopacity to improve imaging, an internal tensioning member, a plurality of connected components useful to engage larger clots, and/or a distal end configuration designed to enhance clot retention.
A61B 17/221 - Calculus gripping devices in the form of loops or baskets
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 balloon catheter is described having a reinforced, co-axial, duel lumen design. In some embodiments, the balloon catheter includes a purging mechanism designed to purge air from the balloon.
Devices and methods for treatment of a patient's vasculature may include a resilient self-expanding permeable implant having a plurality of elongate filaments secured in a hub at a proximal end of the permeable implant. Each of the plurality of elongate filaments may have a diameter between about 0.0005 and about 0.005 inches. The implant includes at least some filaments consisting of nitinol and at least some composite filaments that are drawn filled tube wires comprising an external nitinol tube and a radiopaque material concentrically disposed within the external tube. The implant has at least about 40% composite filaments relative to a total number of filaments, and wherein a total number of filaments is about 10 to about 300.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
Described are medical devices including expandable tubular bodies configured to be implanted into a lumen, wherein the outer surface of the expandable tubular bodies are coupled to a polymer(s).
B05D 3/14 - Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by electrical means
B05D 7/16 - Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies using synthetic lacquers or varnishes
A stent, a stent delivery system, and a method of delivering a stent are described that allow the porosity of the stent to be changed dynamically during a delivery procedure. Unlike prior stents and procedures that are configured to deploy with a predetermined porosity, the physician can create a region of high stent porosity over certain vessel features, a low stent porosity over other vessel features, and can create these porosity changes with at least one stent or stent layer.
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 2/86 - Stents in a form characterised by wire-like elements; Stents in a form characterised by a net-like or mesh-like structure
A61F 2/95 - Instruments specially adapted for placement or removal of stents or stent-grafts
Provided herein are coated substrates. Also provided herein are methods for attaching phosphonates, phosphonic acids, or derivatives thereof to an organic or an inorganic substrate (e.g., a metal oxide substrate) via phosphonate chemistry to form the coated substrates provided herein.
The present invention provides for implant device delivery apparatuses and related methods of use. The delivery systems of the present invention incorporate a stretch resistant tube that advantageously makes the implant device, such as an embolic coil, stretch resistant while a delivery system is being used to position the implant device at a desired target site.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
A61F 2/95 - Instruments specially adapted for placement or removal of stents or stent-grafts
A61B 17/00 - Surgical instruments, devices or methods, e.g. tourniquets
Described herein is a liquid embolic delivery device designed to minimize excess embolic solvent buildup therein. The liquid embolic delivery device generally comprises an outer catheter, an inner catheter that is longitudinally moveable within the outer catheter. The inner catheter is used for an initial embolic solvent flush and to deliver liquid embolic, while the outer catheter is used to remove excess solvent.
A stent with varying porosity is described. The stent can be comprised of multiple stents attached together. A braided stent may have selected regions of increased thickness. The stent may be comprised of wires that are welded together at their ends in order to minimize vessel trauma. The stent may comprise a helically wound radiopaque wire wound through the stent.
A61F 2/88 - Stents in a form characterised by wire-like elements; Stents in a form characterised by a net-like or mesh-like structure the wire-like elements formed as helical or spiral coils
A61F 2/90 - Stents in a form characterised by wire-like elements; Stents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
84.
MATERIALS AND TREATMENTS USING PIEZOELECTRIC EMBOLIC MATERIALS
An embolic agent and a piezoelectric substance are mixed together. The mixture can be delivered to a tumor or other object by a non-invasive method. The embolic agent prevents movement of the piezoelectric substance from the target location. Subsequent impulses applied to the target location cause ablation of the surrounding area due to the piezoelectric effect of the particles, promoting highly accurate and precise ablation without the need for more invasive procedures.
A61B 18/18 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
A61L 24/00 - Surgical adhesives or cements; Adhesives for colostomy devices
A61L 24/02 - Surgical adhesives or cements; Adhesives for colostomy devices containing inorganic materials
A61L 24/06 - Surgical adhesives or cements; Adhesives for colostomy devices containing macromolecular materials obtained by reactions only involving carbon-to-carbon unsaturated bonds
A61B 18/06 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating caused by chemical reaction
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
A suction and aspiration collection device may be provided by collection device, comprising: a fluid collector, having a first translucent wall defining an opening in a first plane; a lid, configured to selectively interface with the fluid collector to seal the opening and define a fluid containment region, the lid defining a first through-hole substantially parallel to the first plane; and a solids filter having a second translucent wall defining a plurality of fluid outlets and configured to selectively interface with the first through-hole to dispose the plurality of fluid outlets within the fluid containment region.
Described herein are polymeric coatings, methods of preparing the polymeric coatings, methods of using the polymeric coatings, and substrates including one or more surfaces coated with the polymeric coatings.
Systems for completely or partially excluding an aneurysm from circulation of blood are described. In one embodiment, the system includes a microcatheter, a fully or partially self-expandable stent, and a delivery device configured to be deliverable together with the stent through a lumen of the microcatheter. The delivery device includes an elongate support member coupled to a self-expandable portion, which includes a tubular mesh structure having a compressed state and an expanded state. A distal portion of the self-expandable portion extends proximally from a distal end of the self-expandable portion and has a length having an expanded outer diameter that is equal to or greater than the self-expanded inner diameter of the stent. In some embodiments, the proximal end of the self-expandable portion is substantially non-expanded where it is coupled to the elongate support member.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
A61F 2/90 - Stents in a form characterised by wire-like elements; Stents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
Methods and devices for treating a cerebral aneurysm are described. The device may include proximal and distal self-expanding resilient permeable shells each including a plurality of elongate resilient filaments having a braided structure. The distal permeable shell may include a first plurality of filaments gathered at least at the proximal end thereof. The proximal permeable shell may include a second plurality of filaments are gathered at least at the proximal end thereof. The expanded state of the distal permeable shell may have a convex shape at the distal end of the distal permeable shell and the expanded state of the proximal permeable shell may have a generally convex shape at the proximal end of the proximal permeable shell. The expanded states of the distal and proximal permeable shells may also define a toroidal cavity through which an elongate support member extends.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
An occlusive device, occlusive device delivery system, method of using, and method of delivering an occlusive device, and method of making an occlusive device to treat various intravascular conditions is described.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
A neural network apparatus receives, as input from a user device, digital imaging information and the clinical information for an aneurysm patient and generates, using a neural network trained for aneurysm outcome prediction, the digital imaging information, and the clinical information, an outcome prediction for at least one intrasaccular implant device for implant in an aneurysm sac identified in the digital imaging information and having a highest predicted likelihood of complete occlusion of the aneurysm sac from a set of potential treatment devices. The apparatus is further configured to output, for display on a device, an identification of the at least one intrasaccular implant device and the outcome prediction for each of the at least one intrasaccular implant device.
G16H 30/40 - ICT specially adapted for the handling or processing of medical images for processing medical images, e.g. editing
G16H 50/20 - ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for computer-aided diagnosis, e.g. based on medical expert systems
A neural network apparatus receives, as input from a user device, digital imaging information and the clinical information for an aneurysm patient and generates, using a neural network trained for aneurysm outcome prediction, the digital imaging information, and the clinical information, an outcome prediction for at least one intrasaccular implant device for implant in an aneurysm sac identified in the digital imaging information and having a highest predicted likelihood of complete occlusion of the aneurysm sac from a set of potential treatment devices. The apparatus is further configured to output, for display on a device, an identification of the at least one intrasaccular implant device and the outcome prediction for each of the at least one intrasaccular implant device.
A61B 5/02 - Measuring pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography; Heart catheters for measuring blood pressure
G06V 10/82 - Arrangements for image or video recognition or understanding using pattern recognition or machine learning using neural networks
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
G16H 50/30 - ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for individual health risk assessment
G16H 50/50 - ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for simulation or modelling of medical disorders
G16H 50/70 - ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for mining of medical data, e.g. analysing previous cases of other patients
A medical device is disclosed and may have a spiral shape structure that can function as a stent, such as a flow diversion stent to treat aneurysms. The medical device may have a spiral shape structure that can function as an occlusive device, for instance to occlude aneurysms. The medical device may include a shape setting structure to selectively adjust the shape of the medical device.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
A61F 2/88 - Stents in a form characterised by wire-like elements; Stents in a form characterised by a net-like or mesh-like structure the wire-like elements formed as helical or spiral coils
A61F 2/90 - Stents in a form characterised by wire-like elements; Stents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
41 - Education, entertainment, sporting and cultural services
Goods & Services
Intravascular medical implants made of artificial materials for occluding blood vessels, aneurysms, and vascular defects featuring endothelialization technology Educational services, namely, training physicians and other medical professionals in the field of intravascular implants
Devices and methods for treatment of a patient's vasculature are described. Embodiments may include a permeable implant having a radially constrained state configured for delivery within a catheter lumen, an expanded state, and a plurality of elongate filaments that are woven together. The permeable implant may include a stiffer proximal portion that is configured to sit at the neck of an aneurysm. The stiffer proximal portion may include coils, stiffening elements, or reinforcement elements disposed about or associated with the filaments or woven together with the filaments.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
Devices and methods for treatment of a patient's vasculature are described. Embodiments may include a permeable implant made from a plurality of elongate filaments that are woven together. The implant may have a first unrestrained preset configuration comprising a dome portion and a brim portion, having a distal end with an outer surface having a convex shape. The implant may have a second deployed configuration that is an inversion of the first unrestrained configuration. The second deployed configuration has an open distal end and has an inner surface having a concave shape.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
A61M 29/02 - Inflatable dilators; Dilators made of swellable materials
An embolic coil with a secondary, delivered shape utilizing regions of varying stiffness is described. In some embodiments, these regions of varying stiffness are created by utilizing a larger primary wind loop diameter to create selective regions with lower stiffness and higher flexibility. In some embodiments, these regions of higher flexibility correspond to inflection regions on a complex coil shape to ease deliverability of the coil during therapeutic procedures.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
Devices and methods for treatment of a patient’s vasculature are described. Embodiments may include a permeable implant having a radially constrained state configured for delivery within a catheter lumen, an expanded state, and a plurality of elongate filaments that are woven together. The implant may include a cavity in a proximal section that may optionally house embolic material, such as coils. Alternatively, the implant may have an expanded preset shape that is different than an expanded preset shape that is assumed after deployment in an aneurysm. The expanded preset shape may be frustoconical. Alternatively, the implant may include an outer skirt coupled to a proximal section of the permeable implant.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
