A catheter set for forming a fistula between two adjacent blood vessels. The catheter set comprises two crossing catheters. Each crossing catheter comprising a catheter shaft defining a longitudinal axis and having a distal end section, a stabilizing element disposed in the distal end section of the catheter shaft, and a penetration tool for penetrating vessel walls of two adjacent blood vessels to form the fistula. The penetration tool is disposed within the catheter shaft and is movable between a retracted position and an advanced position. The stabilizing element comprises an expandable cage having a contracted configuration and a laterally expanded configuration. The expandable cage is suitable for snaring a guidewire when moving from the laterally expanded configuration to the contracted configuration.
The present disclosure provides a catheter (12) for percutaneously creating an arteriovenous fistula and/or guidewire placement by itself in concomitant vessels, the concomitant vessels being a vein (2) and an artery (4). The catheter comprises: an elongate body (14) dimensioned so as to be insertable into the vein, the elongate body comprising a proximal portion (16) and a distal portion (18), the distal portion having an end portion (20); and a lumen (25) extending through the elongate body for accommodating a guidewire (8). The catheter further comprises: an activatable cutting element (22) having a cutting surface (22a). The distal portion may comprise the activatable cutting element located at or in the vicinity of the end portion, wherein the cutting element is configured to deliver energy to a cutting site to create the fistula, wherein the activatable cutting element is arranged to be initially activated when the cutting element is located in the vein and before at least a portion of the cutting element is located the artery. Alternatively, the activatable cutting element (22) may be configured to be deployable and retractable through the lumen (25), wherein the cutting element is configured to deliver energy to a cutting site to create the fistula, wherein the activatable cutting element is arranged to be initially activated when the cutting element is located in the vein and before at least a portion of the cutting element is located the artery. A device comprising the catheter and a system comprising the device are also disclosed.
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
3.
MIXING SYRINGE SYSTEMS AND METHODS OF MIXING CONSTITUENT MATERIALS
A mixing syringe system includes a barrel assembly, a constituent material reservoir, and a connector housing. The barrel assembly includes a first barrel and a second barrel and defines a first fluid flow path and a second fluid flow path, wherein a portion of the first fluid flow path is within the second fluid flow path. The constituent material reservoir defines a first reservoir flow path and a second reservoir flow path offset from the first reservoir flow path. The connector housing couples the barrel assembly to the constituent material reservoir. The connector housing defines a first connector flow path and a second connector flow path. The first connector flow path fluidically couples the first fluid flow path to the first reservoir flow path, and the second connector flow path fluidically couples the second fluid flow path to the second reservoir flow path.
A rotational atherectomy device for cutting or abrading tissue. The atherectomy device comprises a rotatable drive shaft (120) having a longitudinal axis and comprising one or more internal guiding tracks (121) extending along the length of the drive shaft (120). The rotational atherectomy device further comprises one or more flexible shafts (111, 113) arranged to be longitudinally moveable along a respective internal guiding track, and an abrasive head (110) disposed at the distal end of the one or more flexible shafts (111, 113). The abrasive head (110) comprises one or more abrasive elements (111), each abrasive element connected to a respective flexible shaft (111, 113). The one or more guiding tracks (121) are arranged such that distal movement of the one or more flexible shafts (111, 113) causes the abrasive head (110) to move from a radially contracted configuration to a radially expanded configuration.
A medical device for insertion into and treatment of a vein. The medical device comprises a catheter shaft (110) defining a longitudinal axis, a mechanically expandable element (120) positioned at or near a distal end of the catheter shaft and having a radially contracted configuration and a radially expanded configuration, and one or more scraping elements (121) positioned on the mechanically expandable element for contacting and scraping a venous wall when the mechanically expandable element is in the radially expanded configuration.
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
A medical implant for closing a vessel. The medical implant comprises a flexible tubular sleeve having a lumen and defining a longitudinal axis, the flexible tubular sleeve having a radially expanded configuration and a radially contracted configuration. The medical implant further comprises a fluid blocking portion for at least partially blocking the flow of fluid through the lumen; and an adhesive layer disposed on a radial outside surface of the flexible tubular sleeve for bonding to a wall of the vessel.
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
A61F 2/82 - Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
In one embodiment, a syringe system includes a dual barrel syringe, a dual chamber mixing cartridge, and a plurality of mixing masses. The dual barrel syringe includes a first diluent chamber, a second diluent chamber, a first port fluidically coupled to the first diluent chamber, and a second port fluidically coupled to the second diluent chamber. The dual chamber mixing cartridge is configured to mount to the dual barrel syringe and includes a first powder chamber, a second powder chamber, a first cartridge port fluidically coupled to the first powder chamber, and a second cartridge port fluidically coupled to the second powder chamber. The plurality of mixing masses are positioned within the first powder chamber and the second powder chamber.
A61M 5/20 - Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically
A61J 1/20 - Arrangements for transferring fluids, e.g. from vial to syringe
A61K 51/12 - Preparations containing radioactive substances for use in therapy or testing in vivo characterised by a special physical form, e.g. emulsion, microcapsules, liposomes
An implant delivery device includes a shaft, a pouch, and one or more pull cords. The shaft provides delivery for implantable material and defines a delivery portion. The pouch has a proximal end and a distal end. The proximal end is positioned proximal to the delivery portion of the shaft and the distal end is removably coupled to the shaft at a position distal to the delivery portion. The one or more pull cords are pullable to release the distal end of the pouch from the shaft and open the pouch.
A delivery system for mixing and delivering contents of a dual chamber applicator is disclosed. The applicator includes a distal end, a first chamber having a first outlet port defined on the distal end, and a second chamber having a second outlet port defined on the distal end, wherein the second chamber is separate from the first chamber. The applicator further includes a connector defined on the distal end of the applicator adjacent to the first outlet port and the second outlet port. The delivery system further includes an applicator cap couplable to the applicator via the connector, the applicator cap having a first gas release reservoir defined therein. The applicator cap is selectively movable between an open position and a closed position, wherein the applicator cap in the open position exposes the first outlet port to the first gas release reservoir to allow a first gas to flow from the first chamber into the first gas release reservoir defined in the applicator cap, and wherein the applicator cap in the closed position seals the first outlet port from the first gas release reservoir to prevent the first gas from flowing from the first chamber into the first gas release reservoir.
A61M 5/315 - PistonsPiston-rodsGuiding, blocking or restricting the movement of the rodAppliances on the rod for facilitating dosing
A61M 5/34 - Constructions for connecting the needle
A61M 5/28 - Syringe ampoules or cartridges, i.e. ampoules or cartridges provided with a needle
A61M 5/32 - NeedlesDetails of needles pertaining to their connection with syringe or hubAccessories for bringing the needle into, or holding the needle on, the bodyDevices for protection of needles
A mixing syringe assembly for mixing two constituent materials includes a barrel body, and a barrel connector. The barrel body has a first portion and a second portion. The barrel connector connects the first portion to the second portion includes a twisting seal having a plurality of flaps. The twisting seal is operable to be actuated from a closed configuration wherein the twisting seal seals the first portion from the second portion and an open configuration in which the plurality of flaps twist apart to provide an opening between the first portion and the second portion.
The present disclosure relates to a catheter for use in a system for forming a fistula between two vessels comprising a catheter shaft having a longitudinal axis; a backstop coupled to the catheter shaft and having an electrode engagement surface for receiving a fistula-forming electrode; and a guidewire lumen extending from a distal end of the catheter to an opening in the backstop.
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
A mixing syringe assembly includes a barrel body and a sealing device. The barrel body includes a track defining a first longitudinal path, a second longitudinal path, and a rotational path. The first longitudinal path and the second longitudinal path are rotationally offset from one another by the rotational path. The sealing device is positioned in a dividing position between within the rotational path, the sealing device dividing the barrel body into a first constituent material section and a second constituent material section. The sealing device is rotatable within the rotational path allowing the sealing device to enter the second longitudinal path and be advanced along the second longitudinal path. The sealing device is operable to adjust from a sealing configuration to a non-sealing configuration to allow for first constituent material from the first constituent material section to move into the second constituent material section holding second constituent material.
A mixing syringe assembly includes a first barrel body portion, a second barrel body portion, and a sealing device. The first barrel body portion defines a first constituent material section. The second barrel body portion defines a second constituent material section. The first barrel body portion is slidably disposed within the second barrel body portion. The sealing device is coupled to a distal end of the first barrel body portion and selectively provides a fluid path between the first barrel body portion and the second barrel body portion. The sealing device includes a first portion defining a fluid passageway which is selectively actuatable between a radially closed configuration and a radially open configuration and a second portion being axially translatable between an axially closed configuration and an axially open configuration.
A balloon device (100) comprises a balloon catheter (200) comprising an inflatable body (202). The inflatable body (202) has a proximal portion (204) and a distal portion (205). An expandable implant (300) is mountable on the proximal portion (204) of the inflatable body (202) with the distal portion (205) of the inflatable body (202) being free of the expandable implant (300) when mounted on the proximal portion (204). A sheath (400) comprising a lumen (404) is configured to slidably receive the inflatable body (202) and expandable implant (300) when mounted on the proximal portion (204) of the inflatable body (202) in a deflated configuration. The sheath (400) has a first position in which the distal portion (205) of the inflatable body (202) is exposed from the sheath (400) and inflatable to dilate a vessel and in which the proximal portion (204) is received in the sheath (400) to prevent inflation of the proximal portion (204). The sheath (400) also has a second position in which the proximal portion (204) of the inflatable body (202) is exposed from the sheath (400) and inflatable to deploy the expandable implant (300) in the vessel.
An introducer sheath (10) for insertion into the body of a patient through an access site of the body. The introducer sheath comprises a longitudinal sheath member (11) for insertion into the access site to carry out intravascular work, and a radiopaque marker element (12) arranged over the outer surface (lid) of the longitudinal sheath member. The radiopaque marker element is moveable along at least part of the longitudinal length of the longitudinal sheath member from a first position, at which the radiopaque marker element is not in contact with the access site, to a second position, at which the radiopaque marker element abuts the access site such that insertion of the radiopaque marker element into the access site is prevented.
A component delivery system is disclosed. The component delivery system includes an applicator including two chambers separate from one another, each chamber including at least one output port on a distal end thereof for receiving corresponding pistons. The component delivery system further includes a two-piece alignment fixture removably couplable to the applicator and a two-piece piston insert removably couplable to the pistons, the two-piece piston insert engagable with the two-piece alignment fixture to prevent removal of the pistons from the two chambers.
The present disclosure concerns hydrogel compositions designed to occupy space within a cavity or space within a subject, as well as various additives or formulations thereof that allow the hydrogels to provide a therapeutic or physiological benefit to the subject in addition to the structural support provided.
A61K 9/00 - Medicinal preparations characterised by special physical form
A61K 47/34 - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyesters, polyamino acids, polysiloxanes, polyphosphazines, copolymers of polyalkylene glycol or poloxamers
The present disclosure concerns hydrogel compositions designed to occupy space within a cavity or space within a subject, as well as various additives or formulations thereof that allow the hydrogels to provide a therapeutic or physiological benefit to the subject in addition to the structural support provided.
In one embodiment, a mixing syringe assembly for mixing two constituent materials includes a barrel body, a plunger, a sealing device, and one or more mixing masses. The plunger is slidably positioned within the barrel body. The sealing device divides the barrel body into a first constituent material section and a second constituent material section. The one or more mixing masses are positioned within one of the first constituent material section and the second constituent material section. The sealing device is operable to adjust from a sealing configuration to a non-sealing configuration to allow for a first constituent material from the first constituent material section to move into the second constituent material section upon movement of the plunger along the barrel body and be mixed therein with the one or more mixing masses.
The present disclosure concerns hydrogel compositions designed to occupy space within a cavity or space within a subject, as well as various additives or formulations thereof that allow the hydrogels to provide a therapeutic or physiological benefit to the subject in addition to the structural support provided.
The present disclosure concerns hydrogel compositions designed to occupy space within a cavity or space within a subject, as well as various additives or formulations thereof that allow the hydrogels to provide a therapeutic or physiological benefit to the subject in addition to the structural support provided.
The present disclosure concerns hydrogel compositions designed to occupy space within a cavity or space within a subject, as well as various additives or formulations thereof that allow the hydrogels to provide a therapeutic or physiological benefit to the subject in addition to the structural support provided.
A61K 47/34 - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyesters, polyamino acids, polysiloxanes, polyphosphazines, copolymers of polyalkylene glycol or poloxamers
A61L 24/00 - Surgical adhesives or cementsAdhesives for colostomy devices
A61L 24/04 - Surgical adhesives or cementsAdhesives for colostomy devices containing macromolecular materials
An injection needle assembly includes a hub having a first input port and a second input port, and an outer hub portion rotatably coupled about an inner hub portion having a cam. An elongate hollow stylet extends distally from the hub and includes a proximal end at the hub and distal end spaced a distance from the proximal end. A cannula receives the elongate hollow stylet such that the elongate hollow stylet and the cannula define an inner lumen and an outer lumen separate from the inner lumen, the cannula further including a proximal end and a distal end spaced a distance from the proximal end. The elongate hollow stylet is coupled to the hub such that the proximal end of the elongate hollow stylet engages with the cam and rotation of the outer hub portion translates the elongate hollow stylet between an extended position and a retracted position.
The present disclosure relates to a stent device for forming a fistula between two vessels of a subjects vascular system, said stent comprising a stent body including: a fluid passageway between a first end opening and a second end opening; at least one fistula opening configured to allow blood flow between two vessels of a subjects vascular system; and an occlusion device configured to selectively close at least one of the first end opening or the second end opening.
A61B 17/11 - Surgical instruments, devices or methods for closing wounds or holding wounds closedAccessories for use therewith for performing anastomosisButtons for anastomosis
A device (100) for thrombectomy, comprising a catheter (110). The catheter comprises a tubular body comprising a tubular wall defining a catheter lumen (115) extending from a proximal portion (120) to a distal portion (130). The catheter (110) also comprises one or more catheter holes (140) at the distal portion (130) for delivering thrombolytic fluid from the catheter lumen (115) to a thrombus. The device (100) includes an expandable structure (150) having a collapsed delivery configuration and an expanded deployed configuration. The expandable structure (150) is configured to be positioned at the distal portion (130) of the catheter (11) and is further configured to be connected to a vibrational source (160). The expandable structure (150) is configured to form a cage structure in the expanded deployed configuration, the cage structure having a first longitudinal end (170) and a second unconstrained longitudinal end (180).
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 17/221 - Calculus gripping devices in the form of loops or baskets
26.
A SYSTEM AND METHOD FOR IDENTIFYING A BIOLOGICAL SAMPLE IN A SAMPLE HOLDER, AND A BIOPSY DEVICE FOR OBTAINING A BIOLOGICAL SAMPLE OF TISSUE
A system for identifying a biological sample in a sample holder. The system comprising a light source for emitting substantially monochrome light directed at the sample holder; a light sensor for detecting the amount of light reflected or transmitted by the biological sample and 5 configured to output measurements indicative of the amount of light detected; and a controller connected to the light sensor and configured to identify the biological sample based on the output measurements of the light sensor.
G01N 21/31 - Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
G01N 21/01 - Arrangements or apparatus for facilitating the optical investigation
G01N 21/35 - Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
27.
SYSTEMS AND METHODS FOR THE TREATMENT OF CHRONIC VENOUS DISEASE
The present disclosure relates to a system for closing a valve of a vessel or a vessel in a patient's vascular system, said system comprising: a delivery tool for delivering a closing device, and comprising a delivery catheter with a lumen configured to receive at least a portion of the valve therein; and a closing device configured to be coupled to said at least a portion of the valve so as to close the valve.
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
A catheter for forming a fistula between two vessels. The catheter comprises a catheter body having a longitudinal axis; an electrode extending radially from the catheter body for contacting a vessel wall and forming the fistula; and a radiopaque loop disposed distally of the electrode. The radiopaque loop is configured for penetration by a needle.
A61B 6/00 - Apparatus or devices for radiation diagnosisApparatus or devices for radiation diagnosis combined with radiation therapy equipment
A61B 18/00 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the 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 control handle for an atherectomy device comprising a housing and a drive module for rotating an abrasive head of the atherectomy device. The drive module is moveable relative to the housing in a longitudinal stroke motion. The control handle further comprises a rotary indexing mechanism connected to the drive module. The rotary indexing mechanism is configured to rotate the drive module by a pre-determined amount after a longitudinal stroke.
A medical device for forming a fistula comprises a body portion having a longitudinal axis; a head portion positioned distally of the body portion and configured to be longitudinally moveable relative to the body portion to capture tissue in which the fistula is to be formed between the head portion and the body portion; a first electrical cutting element for cutting the tissue captured between the head portion and body portion; and a cutting edge for cutting the tissue captured between the head portion and body portion.
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
An apparatus comprises an embolisation device (100) for promoting clot formation in a bodily lumen (800). The embolisation device (100) comprises a core (200) and a plurality of flexible bristles (400) extending outwardly from the core (200), the bristles (400) having a collapsed delivery configuration and an expanded deployed configuration in which the bristles extend at least radially outwardly from the core (200) to contact the lumen (800) and to anchor the device (100) in the lumen (800). The embolisation device (100) is configured to be delivered in a distal direction from a delivery catheter (750) to the lumen (800). In the expanded deployed configuration, a set of the flexible bristles (400a) extend radially outwardly from the core (200) and longitudinally in a proximal direction (P) opposite to the distal direction. The apparatus further comprises a recapture mechanism (111) for moving the set of flexible bristles (400a) to a lower radial profile than in the expanded deployed configuration.
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
This occlusion plug for occluding a blood vessel comprises a first segment, a second segment mechanically connected to the first segment, each of the first and second segments including a central portion, a distal tip and a proximal tip, the distal tip being configured to be, when the occlusion plug is inserted in a blood vessel, in front of the proximal tip with respect to an insertion direction of the occlusion plug in the blood vessel, the central portion of each of the first and second segments having a radial outer surface and being configured so that the radial outer surface is able, when the occlusion plug is implanted in a blood vessel, to radially contact a wall of the blood vessel, and an interconnect region mechanically connecting the proximal tip of the first segment to the distal tip of the second segment.
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
A self-expandable embolization device for promoting clot formation in a bodily lumen is provided. The embolization device is configured to have a collapsed delivery configuration and an expanded deployed configuration in which the self-expandable embolization device is radially expanded relative to a longitudinal axis of the embolization device. The embolization device comprises a plurality of flexible bristles, each of the bristles generally having, in the expanded deployed configuration, a U-shape with two legs connected by an intermediate section, wherein the legs connected by an intermediate section. The legs of the U are substantially parallel to the longitudinal axis, wherein the U defines an inside of the bristles between the U and the longitudinal axis, and an outside of the bristles between the U and the bodily lumen. The embolization device comprises at least in part a hydrogel inside, outside and/or between the bristles.
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
A rotational atherectomy device for cutting or abrading tissue, the rotational atherectomy device comprising a rotatable drive shaft having a longitudinal axis; an abrasive head disposed at a distal end of the rotatable drive shaft and configured to rotate with the rotatable drive shaft; and a first guidewire and a second guidewire positioned within the rotatable drive shaft. Each of the first guidewire and the second guidewire is individually longitudinally moveable relative to the rotatable drive shaft.
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
35.
CATHETER SYSTEM AND METHOD FOR THE DETECTION OF BACTERIAL INFECTION AND/OR THROMBUS
A system comprising a catheter having an enzymatic sensor positioned at or adjacent the distal end thereof, said enzymatic sensor comprising an enzyme capable of reacting with a biomarker indicative of the presence of bacterial infection and/or of a thrombus in a patient's vessel.
A61B 5/145 - Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value
A61B 5/1486 - Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value using chemical or electrochemical methods, e.g. by polarographic means using enzyme electrodes, e.g. with immobilised oxidase
A61B 5/00 - Measuring for diagnostic purposes Identification of persons
A61B 5/1473 - Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value using chemical or electrochemical methods, e.g. by polarographic means invasive, e.g. introduced into the body by a catheter
A medical device for destroying a valve. The medical device comprises a catheter shaft defining a longitudinal axis and having a body portion. The medical device further comprises a head portion disposed distally of the body portion, wherein the head portion is longitudinally moveable relative to the body portion to capture a valve between the head portion and the body portion. The medical device further comprises a cutting element positioned on the head portion or the body portion configured for cutting the valve captured between the head portion and the body portion.
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
A rotational atherectomy device for cutting or abrading tissue. The atherectomy device comprises a flexible rotatable drive shaft. The atherectomy device further comprises an abrasive element disposed on a non-precurved section of the flexible rotatable drive shaft. The atherectomy device further comprises a control wire fixed to a distal end of the flexible rotatable drive shaft. Proximal movement of the control wire relative to the flexible rotatable drive shaft moves the abrasive element from a radially contracted configuration to a radially extended configuration.
A rotational atherectomy device for abrading or cutting tissue. The atherectomy device comprises a flexible outer shaft and a rotatable inner drive shaft, disposed within the outer shaft. The rotational atherectomy device further comprises an abrasive head which is connected to the distal end of the rotatable inner drive shaft through a mechanical j oint such that the abrasive head can tilt relative to the rotatable inner drive shaft. The rotational atherectomy device further comprises at least three control wires connected to the distal end of the flexible outer shaft.
A rotational atherectomy device for cutting or abrading tissue. The atherectomy device comprises a rotatable inner shaft having a longitudinal axis, a plurality of blades connected to the distal end of the rotatable inner shaft through a spring mechanism which biases the plurality of blades radially outward, and an outer shaft disposed over the rotatable inner shaft. The rotatable inner shaft is longitudinally moveable with respect to the outer shaft, and distal movement of the inner shaft with respect to the outer shaft moves the plurality of blades from a radially contracted configuration to a radially expanded configuration.
An aneurysm embolization device for filling in an aneurysm sac includes: - an anchoring segment including an expandable metallic body, the expandable metallic body including a collapsible and expandable mesh having a plurality of braided metal strands, the expandable metallic body being configured for implantation in a blood vessel of a vascular system, being configured to expand and contract between a deliverable configuration and an expanded configuration and having, in the expanded configuration, a distal region, a proximal region opposite the distal region and an intermediate region transitioning from the distal region to the proximal region, the expandable metallic body being configured so that the intermediate region radially contacts a wall of a blood vessel, when it is expanded in a blood vessel in which the anchoring segment is implanted, and - a sac-occluding segment attached to the anchoring segment on a side of the distal region, the sac-occluding segment being configured to fill an aneurysm sac after that the anchoring segment is implanted in a vascular system
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
41.
Embolisation System for Promoting Blood Clot Formation
An embolisation system comprising: an embolisation device (100) for promoting clot formation in a lumen comprising a stem (110) and a plurality of flexible bristles (120) extending outwardly from the stem (110), the bristles (120) having a collapsed delivery configuration and a deployed configuration in which the bristles (120) extend at least radially outwardly from the stem (110) to anchor the embolisation device (100) in a lumen; and a delivery element (150) connected to the stem (110) of the embolisation device (100) via a detachment element (140), wherein the detachment element (140) is configured to break upon application of a predetermined amount of force.
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
A catheter for forming a fistula between two vessels. The catheter comprises a catheter body having a longitudinal axis, an electrode extending radially from the catheter body for contacting a vessel wall and forming the fistula, and a cutting unit disposed proximally or distally of the electrode for cutting a venous valve.
A61B 17/11 - Surgical instruments, devices or methods for closing wounds or holding wounds closedAccessories for use therewith for performing anastomosisButtons for anastomosis
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 18/00 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
A61B 17/00 - Surgical instruments, devices or methods
43.
A SYSTEM FOR FORMING A FISTULA BETWEEN TWO VESSELS
A system for forming a fistula between two vessels, the system comprising a first catheter. The first catheter comprises a catheter shaft with a housing. The first catheter further comprises an electrode disposed at least partially within the housing, the electrode comprising a distal portion, a proximal portion and an intermediate portion therebetween for contacting a vessel wall and forming the fistula. The first catheter further comprises a plurality of teeth for cutting a venous valve, wherein the plurality of teeth extend radially from the catheter shaft and are angled in a proximal direction.
A61B 17/11 - Surgical instruments, devices or methods for closing wounds or holding wounds closedAccessories for use therewith for performing anastomosisButtons for anastomosis
A61B 17/00 - Surgical instruments, devices or methods
A61B 18/00 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the 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
An embolisation device (300, 500) for promoting clot formation in a body lumen comprising two or more linearly connected sections (305, 505), each section comprising one or more bristle segments (310, 510) comprising a core and a plurality of flexible bristles (330, 530) extending at least radially outwardly from the core, the flexible bristles having a collapsed delivery configuration and an expanded deployed configuration in which the bristles extend at least radially outwardly from the core to anchor the bristle segment in a bodily lumen, wherein: each pair of adjacent sections are connected via a respective connecting mechanism; and when the bristle segments are in the expanded deployed configuration, each respective connecting mechanism is selectively changeable from a first configuration attaching the pair of adjacent sections, to a second configuration detaching the pair of adjacent sections.
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
45.
A CATHETER SET FOR FORMING A FISTULA BETWEEN TWO BLOOD VESSELS
The present invention relates to a catheter for forming a fistula between two vessels comprising a catheter body having a longitudinal axis; a first electrode extending radially from the catheter body for contacting a vessel wall and forming the fistula; and a second electrode disposed on the catheter body for ablating a valve within a vessel.
A61B 17/11 - Surgical instruments, devices or methods for closing wounds or holding wounds closedAccessories for use therewith for performing anastomosisButtons for anastomosis
A system for forming a fistula between two adjacent vessels. The system comprises a first catheter comprising a housing with an electrode; a second catheter comprising a backstop; an energy source for supplying radiofrequency energy to the electrode; a current sensor for measuring the current flowing to the electrode; and a waveform detector coupled to the current sensor for determining a phase state of the electrode based on a waveform of the measured current.
A61B 17/11 - Surgical instruments, devices or methods for closing wounds or holding wounds closedAccessories for use therewith for performing anastomosisButtons for anastomosis
A61B 18/00 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
A catheter for forming a fistula between two vessels. The catheter comprises a housing, an electrode disposed at least partially within the housing. The electrode comprises a distal portion, a proximal portion and an intermediate portion therebetween for contacting a vessel wall and forming the fistula. The catheter further comprises a valve destruction wire disposed at least partially within the housing for contacting and destroying a venous valve.
A61B 17/11 - Surgical instruments, devices or methods for closing wounds or holding wounds closedAccessories for use therewith for performing anastomosisButtons for anastomosis
A61B 17/00 - Surgical instruments, devices or methods
A61B 18/00 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
A venous ablation device (1) for denuding a vessel wall (9). The venous ablation device (1) comprises a bristle portion (2). The bristle portion (2) comprises a core (3) and a plurality of resiliently flexible bristles (4) extending at least radially outwardly from the core (3), the bristles (4) having a collapsed delivery configuration and an expanded deployed configuration in which the bristles (4) are configured to contact and denude the vessel wall (9). The venous ablation device (1) further comprises a delivery portion (5) configured to deliver the bristle portion (2) through a delivery catheter (7). The delivery portion (5) at least partially integral with the core (3). The plurality of bristles (4) penetrate through the core (3) such that the core (3) secures the bristles (4).
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
A46B 3/00 - Brushes characterised by the way in which the bristles are fixed or joined in or on the brush body or carrier
A46B 3/08 - Brushes characterised by the way in which the bristles are fixed or joined in or on the brush body or carrier by clamping
A46B 3/18 - Brushes characterised by the way in which the bristles are fixed or joined in or on the brush body or carrier the bristles being fixed on or between belts or wires
A46B 3/20 - Brushes characterised by the way in which the bristles are fixed or joined in or on the brush body or carrier the bristles being fixed or joined in rubber bodies, e.g. in soft rubber
A control handle for an atherectomy device comprising a housing and a drive module for rotating an abrasive head of the atherectomy device. The drive module is moveable relative to the housing in a longitudinal stroke motion. The control handle further comprises a rotary indexing mechanism connected to the drive module. The rotary indexing mechanism is configured to rotate the drive module by a pre-determined amount after a longitudinal stroke.
A delivery system (400) for delivering and deploying an implant (550) to a bodily lumen (600). The delivery system (400) comprises a delivery element (410) and a detach mechanism (420) connected to a distal portion of the delivery element (410). The detach mechanism (420) has a first configuration configured to grip the implant (550) and a second configuration configured to release the implant (550). An actuating mechanism (430) is configured to extend through the lumen of a delivery catheter (500) to the detach mechanism (420). Moving the actuating mechanism (430) from a first position to a second position changes the detach mechanism (430) from the first configuration to the second configuration. Also provided is an embolization system (110) comprising an embolization device (110) including a self-expandable skeleton (112) and a flow restricting layer (114) mounted on the skeleton (112), a detach mechanism (140) for connecting the embolization device (110) to a delivery element (150), and a flexible joint (130) for allowing the embolization device (110) to tilt with respect to the delivery element (150).
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
51.
SYSTEM AND METHOD FOR THE DELIVERY OF AN EMBOLIZATION DEVICE
A system for the delivery of an embolization device comprising a delivery wire and an expandable structure, wherein the system comprises a loading device comprising a compartment configured to contain the expanded structure of the embolization device; a conduit configured to receive the delivery wire of the embolization device, wherein the conduit is coupled to the compartment; and a fluid inlet in fluid communication with the compartment.
A61B 90/70 - Cleaning devices specially adapted for surgical instruments
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
The present disclosure is directed to a vascular device comprising a catheter and a structure as well as a movable macerator. The structure is provided at a distal part of the catheter and comprises a disengaging portion configured to disengage vascular debris from a vessel wall, and a collecting portion configured to collect removed vascular debris. The movable macerator is located at least partially within the structure and/or proximal to the structure and configured to macerate removed vascular debris, so that the device is configured to macerate vascular debris by way of movement of the macerator for facilitating entry into the opening and/or conveyance through the lumen.
A catheter for use in a system for forming a fistula between two vessels. The catheter comprises a catheter shaft, and a split backstop coupled to the catheter shaft and configured to receive a fistula-forming electrode. The split backstop has a proximal section and a distal section. The proximal section and the distal section are moveable relative to each other.
A balloon protector for a balloon catheter. the balloon protector comprising an inner sleeve having an interior for receiving a balloon and a tapered outer surface. The balloon protector further comprising an outer sleeve having a tapered inner surface. The interior of the inner sleeve has an expanded configuration and a contracted configuration. The tapered outer surface of the inner sleeve engages the tapered inner surface of the outer sleeve such that pushing the inner sleeve and the outer sleeve together will move the interior of the inner sleeve from the expanded configuration to the contracted configuration.
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 2/958 - Inflatable balloons for placing stents or stent-grafts
A system for forming a fistula between two vessels. The system comprises a first catheter comprising a housing with an opening, and an electrode disposed at least partially within the housing. The electrode comprises a distal portion, a proximal portion and an intermediate portion therebetween for contacting a vessel wall and forming the fistula. The first catheter is configured to provide resistance against lateral movement of the intermediate portion, for example, through a spring, a push element, a guide element or a pull wire.
A system for forming a fistula between two vessels comprises a first catheter. The first catheter comprises a housing having a proximal section and a distal section. An electrode is disposed at least partially within the housing. The electrode comprises a distal portion connected to the distal section of the housing, a proximal portion connected to the proximal section of the housing and an intermediate portion therebetween for contacting a vessel wall and forming the fistula. The proximal housing section and the distal housing section are longitudinally moveable with respect to each other to move the electrode between a contracted configuration and an expanded configuration.
An embolisation device (300) for promoting clot formation in a bodily lumen, the embolisation device having a collapsed delivery configuration and an expanded deployed configuration, the embolisation device comprising a plurality of flexible bristles (220), wherein at least one of the plurality of bristles comprises a twisted portion (350), the at least one twisted portion securing the plurality of bristles to one another, and wherein the plurality of bristles extend at least radially outwardly from the at least one twisted portion.
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
A flow restrictor (50) for an embolization device (10), the flow restrictor having an inner hole (52) for receiving a stem (20) of the embolization device to mount the flow restrictor on the embolization device, wherein the flow restrictor comprises: a membrane (56) for restricting flow in the bodily lumen, having a first elasticity; and a reinforcing section (54) having a second elasticity and at least partially surrounding the inner hole.
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
59.
CATHETER DEVICE FOR EXTRACTING AN OCCLUSION FROM A BLOOD VESSEL
A catheter device for extracting an occlusion from a blood vessel includes a shaft having a proximal end and a distal end; and an expandable structure (3) having a proximal portion and a distal portion and coupled to or adjacent the distal end of the shaft; the expandable structure being configured to expand radially around the shaft; characterised in that the proximal portion of the expandable structure comprises one or more fragmentors (4, 5).
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
A medical device (10) for dilating an endovascular lumen and having a collapsed configuration and an expanded configuration, the medical device comprising a stem (20) extending along a longitudinal axis of the device; a first plate (30) disposed partly around the stem (20); a second plate (40) disposed partly around the stem (20) angularly separated in a circumferential direction from the first plate (30); and an expansion mechanism (50) configured to move each of the first plate (30) and/or the second plate (40) radially outwardly when the medical device (10) is expanded from the collapsed configuration to the expanded configuration.
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
A61M 25/04 - Holding devices, e.g. on the body in the body, e.g. expansible
A61M 29/02 - Inflatable dilatorsDilators made of swellable materials
A61F 2/01 - Filters implantable into blood vessels
A catheter set for forming a fistula between two adjacent blood vessels. The catheter set comprises two crossing catheters. Each crossing catheter comprising a catheter shaft defining a longitudinal axis and having a distal end section, a stabilizing element disposed in the distal end section of the catheter shaft, and a penetration tool for penetrating vessel walls of two adjacent blood vessels to form the fistula. The penetration tool is disposed within the catheter shaft and is movable between a retracted position and an advanced position. The stabilizing element comprises an expandable cage having a contracted configuration and a laterally expanded configuration. The expandable cage is suitable for snaring a guidewire when moving from the laterally expanded configuration to the contracted configuration.
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 17/11 - Surgical instruments, devices or methods for closing wounds or holding wounds closedAccessories for use therewith for performing anastomosisButtons for anastomosis
A rotational atherectomy device for cutting or abrading tissue. The atherectomy device comprises a rotatable drive shaft (120) having a longitudinal axis and comprising one or more internal guiding tracks (121) extending along the length of the drive shaft (120). The rotational atherectomy device further comprises one or more flexible shafts (111, 113) arranged to be longitudinally moveable along a respective internal guiding track, and an abrasive head (110) disposed at the distal end of the one or more flexible shafts (111, 113). The abrasive head (110) comprises one or more abrasive elements (111), each abrasive element connected to a respective flexible shaft (111, 113). The one or more guiding tracks (121) are arranged such that distal movement of the one or more flexible shafts (111, 113) causes the abrasive head (110) to move from a radially contracted configuration to a radially expanded configuration.
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
A catheter system for forming a fistula between two adjacent blood vessels. The catheter system comprises a crossing catheter (110) for introduction into a blood vessel. The crossing catheter has a distal end section and an inflatable balloon (120) disposed in the distal end section for stabilizing the crossing catheter in the blood vessel. The catheter system further comprises a penetration tool (130) for penetrating vessel walls of two adjacent blood vessels to form the fistula. The penetration tool is disposed within the crossing catheter and is movable between a retracted position and an advanced position. In the inflated state, the inflatable balloon (120) comprises at least one blood bypass structure (121) for allowing blood to flow past the inflated balloon.
A61B 17/11 - Surgical instruments, devices or methods for closing wounds or holding wounds closedAccessories for use therewith for performing anastomosisButtons for anastomosis
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
An embolization system for promoting clot formation in a body lumen (700). The system comprises a self-expandable embolization device (100), having a collapsed delivery configuration and an expanded deployed configuration in which the self-expandable embolization device (100) is radially expanded to anchor to a bodily lumen (700). The system also comprises an inflatable body (800) connected to the embolization device (100), the inflatable body (800) having a deflated configuration and an inflated configuration, wherein in the inflated configuration the inflatable body (800) anchors to the bodily lumen (700). The inflatable body (800) is positionable relative to the self-expandable embolization device (100) such that it is inflatable from the deflated configuration to the inflated configuration as the self-expandable embolization device (100) remains in the collapsed delivery configuration.
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
An embolisation device (100) for promoting clot formation in a bodily lumen (170), comprising a stem (110) and a plurality of flexible bristles (120) extending outwardly from the stem, the bristles having a contracted delivery configuration and an expanded deployed configuration in which the bristles extend at least radially outwardly from the stem to anchor the device in the lumen. The embolisation device comprises a flow restrictor configured to restrict flow through the bodily lumen. The flow restrictor comprises: a membrane support (135) having a contracted delivery configuration and an expanded deployed configuration and comprising a self-expanding mesh extending at least radially outwardly from the stem; and an occluding membrane (130) mounted on the membrane support (135). The occlusion rate of the occluding mesh membrane is greater than that of the membrane support. The flow restrictor is attached to the stem at a first longitudinal end, the flow restrictor further comprising an open second longitudinal end. The occluding membrane is configured to restrict flow through the lumen when the device is deployed and the membrane support is in the expanded deployed configuration.
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
66.
A SYSTEM AND METHOD FOR IDENTIFYING A BIOLOGICAL SAMPLE IN A SAMPLE HOLDER, AND A BIOPSY DEVICE FOR OBTAINING A BIOLOGICAL SAMPLE OF TISSUE
A system for identifying a biological sample in a sample holder. The system comprising a light source for emitting substantially monochrome light directed at the sample holder; a light sensor for detecting the amount of light reflected or transmitted by the biological sample and5 configured to output measurements indicative of the amount of light detected; and a controller connected to the light sensor and configured to identify the biological sample based on the output measurements of the light sensor.
G01N 21/01 - Arrangements or apparatus for facilitating the optical investigation
G01N 21/31 - Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
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 10/00 - Instruments for taking body samples for diagnostic purposesOther methods or instruments for diagnosis, e.g. for vaccination diagnosis, sex determination or ovulation-period determinationThroat striking implements
A61B 10/02 - Instruments for taking cell samples or for biopsy
G01N 21/359 - Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using near infrared light
G01N 21/3577 - Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing liquids, e.g. polluted water
67.
Connector for transfer of an implant to a catheter
A connector for transfer of an implantable device from a loading tube to a delivery catheter, comprising: a first connecting portion (110) having a first distal end (120) configured to receive a delivery catheter (190); a second connecting portion (130) having a second proximal end (150) configured to receive a loading tube (180) extending towards the first distal end, the second connecting portion movably connected to the first connecting portion; and a biasing element (160) connecting the first and second connecting portions, having a relaxed configuration in which the first distal end and the second proximal end are spaced apart by a predetermined distance, and configured to bias the first distal end and second proximal end to the relaxed configuration when the first distal end and second proximal end are moved apart; such that when the loading tube is received, upon receiving the delivery catheter by the first connecting portion, the loading tube is biased to the delivery catheter to form a connection for the transfer of the implantable device.
An apparatus comprises an embolisation device (100) for promoting clot formation in a bodily lumen (800). The embolisation device (100) comprises a core (200) and a plurality of flexible bristles (400) extending outwardly from the core (200), the bristles (400) having a collapsed delivery configuration and an expanded deployed configuration in which the bristles extend at least radially outwardly from the core (200) to contact the lumen (800) and to anchor the device (100) in the lumen (800). The embolisation device (100) is configured to be delivered in a distal direction from a delivery catheter (750) to the lumen (800). In the expanded deployed configuration, a set of the flexible bristles (400a) extend radially outwardly from the core (200) and longitudinally in a proximal direction (P) opposite to the distal direction. The apparatus further comprises a recapture mechanism (111) for moving the set of flexible bristles (400a) to a lower radial profile than in the expanded deployed configuration.
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
69.
Parison for forming blow molded medical balloon with modified portion, medical balloon, and related methods
A parison for being blow molded into a medical balloon for a catheter includes a first tubular layer having a functional modification and a second tubular layer adapted for bonding with the first tubular layer to form the blow molded balloon. Related methods are also disclosed.
B29C 49/22 - Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mouldApparatus therefor using multilayered preforms or parisons
A61L 29/18 - Materials at least partially X-ray or laser opaque
An embolisation system comprising: an embolisation device (100) for promoting clot formation in a lumen comprising a stem (110) and a plurality of flexible bristles (120) extending outwardly from the stem (110), the bristles (120) having a collapsed delivery configuration and a deployed configuration in which the bristles (120) extend at least radially outwardly from the stem (110) to anchor the embolisation device (100) in a lumen; and a delivery element (150) connected to the stem (110) of the embolisation device (100) via a detachment element (140), wherein the detachment element (140) is configured to break upon application of a predetermined amount of force.
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
71.
EMBOLIZATION DEVICES AND METHODS OF MANUFACTURING THE SAME
There is provided an embolization device for promoting clot formation in a bodily lumen and having a contracted delivery configuration and an expanded deployed configuration, the embolisation device comprising: a stem comprising a tube having a tube wall; and a plurality of flexible bristles extending radially outwardly from the tube, wherein at least one of the plurality of flexible bristles penetrates through the tube wall.
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
A delivery system (400) for delivering and deploying an implant (550) to a bodily lumen (600). The delivery system (400) comprises a delivery element (410) and a detach mechanism (420) connected to a distal portion of the delivery element (410). The detach mechanism (420) has a first configuration configured to grip the implant (550) and a second configuration configured to release the implant (550). An actuating mechanism (430) is configured to extend through the lumen of a delivery catheter (500) to the detach mechanism (420). Moving the actuating mechanism (430) from a first position to a second position changes the detach mechanism (430) from the first configuration to the second configuration. Also provided is an embolization system (110) comprising an embolization device (110) including a self-expandable skeleton (112) and a flow restricting layer (114) mounted on the skeleton (112), a detach mechanism (140) for connecting the embolization device (110) to a delivery element (150), and a flexible joint (130) for allowing the embolization device (110) to tilt with respect to the delivery element (150).
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
An embolisation device (300, 500) for promoting clot formation in a body lumen comprising two or more linearly connected sections (305, 505), each section comprising one or more bristle segments (310, 510) comprising a core and a plurality of flexible bristles (330, 530) extending at least radially outwardly from the core, the flexible bristles having a collapsed delivery configuration and an expanded deployed configuration in which the bristles extend at least radially outwardly from the core to anchor the bristle segment in a bodily lumen, wherein: each pair of adjacent sections are connected via a respective connecting mechanism; and when the bristle segments are in the expanded deployed configuration, each respective connecting mechanism is selectively changeable from a first configuration attaching the pair of adjacent sections, to a second configuration detaching the pair of adjacent sections.
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
74.
CONNECTOR FOR TRANSFER OF AN IMPLANT TO A CATHETHER
A connector for transfer of an implantable device from a loading tube to a delivery catheter, comprising: a first connecting portion (110) having a first distal end (120) configured to receive a delivery catheter (190); a second connecting portion (130) having a second proximal end (150) configured to receive a loading tube (180) extending towards the first distal end, the second connecting portion movably connected to the first connecting portion; and a biasing element (160) connecting the first and second connecting portions, having a relaxed configuration in which the first distal end and the second proximal end are spaced apart by a predetermined distance, and configured to bias the first distal end and second proximal end to the relaxed configuration when the first distal end and second proximal end are moved apart; such that when the loading tube is received, upon receiving the delivery catheter by the first connecting portion, the loading tube is biased to the delivery catheter to form a connection for the transfer of the implantable device.
A balloon catheter for insertion in a vessel includes a catheter shaft and an inflatable balloon attached to the catheter shaft. Markings along a longitudinal axis of the catheter are provided in an interior of the balloon, such as for measuring a distance within the vessel. A first distance separating a first marking from a second adjacent marking may be different from a second distance separating the second marking from the third adjacent marking. The markings may also be used for ensuring the proper position of the balloon and, in particular, the working surface thereof, relative to the treatment area.
A parison for being blow molded into a medical balloon for a catheter includes a first tubular layer having a functional modification and a second tubular layer adapted for bonding with the first tubular layer to form the blow molded balloon. Related methods are disclosed.
B29C 49/22 - Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mouldApparatus therefor using multilayered preforms or parisons
A medical device (10) for dilating an endovascular lumen and having a collapsed configuration and an expanded configuration, the medical device comprising a stem (20) extending along a longitudinal axis of the device; a first plate (30) disposed partly around the stem (20); a second plate (40) disposed partly around the stem (20) angularly separated in a circumferential direction from the first plate (30); and an expansion mechanism (50) configured to move each of the first plate (30) and/or the second plate (40) radially outwardly when the medical device (10) is expanded from the collapsed configuration to the expanded configuration.
A flow restrictor (50) for an embolization device (10), the flow restrictor having an inner hole (52) for receiving a stem (20) of the embolization device to mount the flow restrictor on the embolization device, wherein the flow restrictor comprises: a membrane (56) for restricting flow in the bodily lumen, having a first elasticity; and a reinforcing section (54) having a second elasticity and at least partially surrounding the inner hole.
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.
EMBOLISATION DEVICES AND METHODS OF MANUFACTURING THE SAME
An embolisation device (300) for promoting clot formation in a bodily lumen, the embolisation device having a collapsed delivery configuration and an expanded deployed configuration, the embolisation device comprising a plurality of flexible bristles (220), wherein at least one of the plurality of bristles comprises a twisted portion (350), the at least one twisted portion securing the plurality of bristles to one another, and wherein the plurality of bristles extend at least radially outwardly from the at least one twisted portion.
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
A balloon catheter for use with a guidewire includes an elongated, tubular shaft extending in a longitudinal direction, said shaft having a proximal end and a distal end. An inflatable balloon is connected to the distal end of the shaft, the balloon including a working surface. A radiopaque identifier is provided for identifying the working surface. A receiver adjacent the proximal end of the shaft is adapted for allowing the shaft to move relative to the receiver in at least the longitudinal direction.
An embolisation device (10) for promoting clot formation in a bodily lumen (L) and having a collapsed delivery configuration for delivery of the embolisation device (10) into, and retrieval of the embolisation device (10) from, the bodily lumen (L) and an expanded deployed configuration for anchoring the embolisation device (10) in the bodily lumen (L). The embolisation device (10) comprises a tubular cage (20) having a collapsed delivery configuration and an expanded deployed configuration. The embolisation device further comprises an embolisation member (30) disposed in the tubular cage (20), the embolisation member (30) comprising a stem (31) and a plurality of flexible bristles (32) extending outwardly from the stem, the plurality of flexible bristles having a collapsed delivery configuration and an expanded deployed configuration. The embolisation device (10) is configured such that as the tubular cage (20) is transitioned from its expanded deployed configuration to its collapsed delivery configuration the plurality of flexible bristles (32) is urged by the tubular cage (20) from the expanded deployed configuration of the flexible bristles (32) to the collapsed delivery configuration of the flexible bristles (32).
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
An embolisation device (100) for promoting clot formation in a bodily lumen (170), comprising a stem (110) and a plurality of flexible bristles (120) extending outwardly from the stem, the bristles having a contracted delivery configuration and an expanded deployed configuration in which the bristles extend at least radially outwardly from the stem to anchor the device in the lumen. The embolisation device comprises a flow restrictor configured to restrict flow through the bodily lumen. The flow restrictor comprises an occluding membrane (130) mounted on a self-expanding membrane support (135) extending at least radially outwardly from the stem. The self-expanding membrane support has a contracted delivery configuration and an expanded deployed configuration, and the occlusion rate of the occluding membrane is greater than that of the self-expanding membrane support. The occluding membrane is configured to restrict flow through the lumen when the device is deployed and the membrane support is in the expanded deployed configuration.
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
An embolisation device (100) for promoting clot formation in a bodily lumen (170), comprising a stem (110) and a plurality of flexible bristles (120) extending outwardly from the stem, the bristles having a contracted delivery configuration and an expanded deployed configuration in which the bristles extend at least radially outwardly from the stem to anchor the device in the lumen. The embolisation device comprises a flow restrictor configured to restrict flow through the bodily lumen. The flow restrictor comprises: a membrane support (135) having a contracted delivery configuration and an expanded deployed configuration and comprising a self-expanding mesh extending at least radially outwardly from the stem; and an occluding membrane (130) mounted on the membrane support (135). The occlusion rate of the occluding mesh membrane is greater than that of the membrane support. The flow restrictor is attached to the stem at a first longitudinal end, the flow restrictor further comprising an open second longitudinal end. The occluding membrane is configured to restrict flow through the lumen when the device is deployed and the membrane support is in the expanded deployed configuration.
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
84.
Embolization devices and methods of manufacturing the same
There is provided an embolization device for promoting clot formation in a bodily lumen and having a contracted delivery configuration and an expanded deployed configuration, the embolisation device comprising: a stem comprising a tube having a tube wall; and a plurality of flexible bristles extending radially outwardly from the tube, wherein at least one of the plurality of flexible bristles penetrates through the tube wall.
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
85.
Implant system comprising a delivery wire assembly and an implant
There is provided an implant system comprising: a delivery wire assembly having a female detachment mechanism component; and an implant having a male detachment mechanism component, wherein the female detachment mechanism component comprises a coil configured to receive the male detachment mechanism component such that the male detachment mechanism component is attachable to the female detachment mechanism component.
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
86.
Radiopaque balloon catheter and guidewire to facilitate alignment
An apparatus includes a catheter having a balloon including at least one first radiopaque marking. A guidewire guides the balloon to the treatment area, and includes at least one second radiopaque marking adapted for corresponding to the at least one first radiopaque marking of the balloon when positioned at the treatment area. Related aspects and methods are disclosed.
A61M 25/01 - Introducing, guiding, advancing, emplacing or holding catheters
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
87.
Medical balloon with coextruded radiopaque portion
A balloon catheter includes an elongated, tubular shaft having a proximal end and a distal end, and a balloon positioned along the distal end of the shaft. A portion of a wall of the balloon partially comprises a coextruded radiopaque material. Related aspects and methods are also disclosed.
There is provided a laminate membrane for an implant, comprising: an inner layer having an inner layer thickness; a first covering layer disposed on one side of the inner layer, the first covering layer having a first covering layer thickness; and a second covering layer disposed on another side of the inner layer, the second covering layer having a second covering layer thickness.
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
A balloon catheter comprises an elongated, tubular shaft extending in a longitudinal direction, said shaft having a proximal end and a distal end. An inflatable balloon is supported along the distal end of the shaft, the balloon when inflated including a generally cylindrical barrel section forming a working surface, and generally conical end sections that do not form a part of the working surface. The balloon further includes at least one radiopaque identifier for indicating the relative position of the working surface, said identifier being provided on at least one of the conical end sections of the balloon so as to define the extent of the working surface. Related aspects are also disclosed.
An introducer sheath (10) for insertion into the body of a patient through an access site of the body. The introducer sheath comprises a longitudinal sheath member (11) for insertion into the access site to carry out intravascular work, and a radiopaque marker element (12) arranged over the outer surface (lid) of the longitudinal sheath member. The radiopaque marker element is moveable along at least part of the longitudinal length of the longitudinal sheath member from a first position, at which the radiopaque marker element is not in contact with the access site, to a second position, at which the radiopaque marker element abuts the access site such that insertion of the radiopaque marker element into the access site is prevented.
A balloon (12) having a drug carried on a working surface (W) of the balloon wall and a radiopaque identifier (30) identifying the location of the drug (D) on the balloon (12), wherein a portion of the balloon is coated with a radiopaque material to which a drug formulation adheres, and uncoated areas are not covered by the drug (D) or the drug (D) is adhered to the working surface (W), that is not treated with radiopaque material.
An embolization device (10) for promoting clot formation in a bodily lumen and having a contracted delivery configuration and an expanded deployed configuration. The embolization device (10) has a stem (30) and a plurality of flexible bristles (20) extending radially outwardly from the stem (30), the stem (30) comprising: a first wire element (31); a second wire element (32); a tubular interconnect (33) having a lumen and connecting the first wire element (31) to the second wire element (32), the first wire element (31) and the second wire element (32) being disposed within the lumen of the tubular interconnect (33); and a reinforcing sleeve (50) being fixedly disposed over at least part of the tubular interconnect (33) and fixedly disposed over at least part of one or both of the first wire element (31) and the second wire element (32). The reinforcing sleeve (50) has a lower stiffness than the tubular interconnect (33).
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
93.
EMBOLISATION DEVICE FOR PROMOTING BLOOD CLOT FORMATION AND A METHOD OF RETRIEVING THE SAME FROM A BODILY LUMEN
An embolisation device (10) for promoting clot formation in a bodily lumen (L) and having a collapsed delivery configuration for delivery of the embolisation device (10) into, and retrieval of the embolisation device (10) from, the bodily lumen (L) and an expanded deployed configuration for anchoring the embolisation device (10) in the bodily lumen (L). The embolisation device (10) comprises a tubular cage (20) having a collapsed delivery configuration and an expanded deployed configuration. The embolisation device further comprises an embolisation member (30) disposed in the tubular cage (20), the embolisation member (30) comprising a stem (31) and a plurality of flexible bristles (32) extending outwardly from the stem, the plurality of flexible bristles having a collapsed delivery configuration and an expanded deployed configuration. The embolisation device (10) is configured such that as the tubular cage (20) is transitioned from its expanded deployed configuration to its collapsed delivery configuration the plurality of flexible bristles (32) is urged by the tubular cage (20) from the expanded deployed configuration of the flexible bristles (32) to the collapsed delivery configuration of the flexible bristles (32).
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
94.
EMBOLIZATION DEVICES AND METHODS OF MANUFACTURING THE SAME
There is provided an embolization device for promoting clot formation in a bodily lumen and having a contracted delivery configuration and an expanded deployed configuration, the embolisation device comprising: a stem comprising a tube having a tube wall; and a plurality of flexible bristles extending radially outwardly from the tube, wherein at least one of the plurality of flexible bristles penetrates through the tube wall.
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
95.
EMBOLIZATION DEVICES AND METHODS OF MANUFACTURING THE SAME
There is provided an embolization device for promoting clot formation in a bodily lumen and having a contracted delivery configuration and an expanded deployed configuration, the embolisation device comprising: a stem comprising a tube having a tube wall; and a plurality of flexible bristles extending radially outwardly from the tube, wherein at least one of the plurality of flexible bristles penetrates through the tube wall.
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
96.
Counting apparatus for use in interventional procedures
An apparatus is for use in connection with an implement for being inserted into a vascular space. The apparatus includes a body having a passage adapted for receiving the implement. A counter is provided for counting the amount the implement moves through the passage of the body. A kit may include a first counter adapted for use with a first device having a first diameter for being inserted into the vasculature, and a second counter adapted for use with a second device having a second diameter for being inserted into the vasculature. Related methods are also described.
A61M 25/01 - Introducing, guiding, advancing, emplacing or holding catheters
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 (10) with a shaft (14,24) extending in a longitudinal direction and having a proximal end and a distal end and an inflatable balloon positioned along the shaft. The balloon (12) includes at least one portion connected to the shaft and adapted for moving toward the proximal end thereof when the balloon is inflated. Related aspects are disclosed.
There is provided a laminate membrane for an implant, comprising: an inner layer having an inner layer thickness; a first covering layer disposed on one side of the inner layer, the first covering layer having a first covering layer thickness; and a second covering layer disposed on another side of the inner layer, the second covering layer having a second covering layer thickness.
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
A balloon catheter adapted for use with a guidewire includes an elongated, tubular shaft extending in a longitudinal direction, said shaft having a proximal end and a distal end. An inflatable balloon is supported along the distal end of the shaft, the balloon when inflated including first and second spaced ends and a working surface between the ends. An insert located within the interior compartment of the balloon includes at least a radiopaque portion separate from the shaft. Related methods are also disclosed.
For treating a treatment area in the vasculature, this disclosure relates to a first, pre-dilation catheter having a first shaft including a first distal portion adapted for positioning at the treatment area and a first proximal portion including a first marking at a first location. A second, dilation catheter includes a second shaft including a second distal portion adapted for positioning at the treatment area and a second proximal portion including a second marking at a second location substantially matching a first location of the first marking. Related methods are disclosed.
