A system (100) for treating stress urinary incontinence in a patient includes a cystoscope (102) including a probe assembly (104) with a shaft (110) having a tip, an optical element (112) for capturing images, a display (118) or optical viewer for presenting the images; a rotatable sheath (400) with a shaft and at least one lumen configured to receive the cystoscope shaft, the sheath being rotatable about the cystoscope shaft: and a treatment needle (500) insertable through the sheath, the needle configured to inject a treatment agent into tissue, wherein the treatment agent comprises a non-animal stabilized hyaluronic acid.
A61B 1/307 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor for the urinary organs, e.g. urethroscopes, cystoscopes
A61B 1/015 - Control of fluid supply or evacuation
A61K 9/00 - Medicinal preparations characterised by special physical form
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
A system and associated method for manipulating tissues and anatomical or other structures in medical applications for the purpose of treating diseases or disorders or other purposes. In one aspect, the system includes a delivery device including a flexible portion that is suited to access target anatomy. The flexibility of an elongate portion of the delivery device can be varied. Additionally, the delivery device can include structure that maintains the positioning of the delivery device in patient anatomy.
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 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
A61B 17/00 - Surgical instruments, devices or methods
A61B 17/02 - Surgical instruments, devices or methods for holding wounds open, e.g. retractorsTractors
A61B 17/06 - NeedlesHolders or packages for needles or suture materials
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
The present technology relates generally to devices and methods for closing percutaneous punctures, and more particularly to a multi-lumen tamper for such a device. A vascular closure device for sealing a percutaneous puncture in a wall of a body passageway is disclosed, the vascular closure device including a plug configured to engage a surface of the puncture; a suture configured coupled to the plug; a locking member configured to engage the plug; and a tamper comprising a first lumen and a second lumen.
A61B 17/00 - Surgical instruments, devices or methods
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 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
A61M 39/00 - Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
A61M 39/08 - TubesStorage means specially adapted therefor
9.
ANTIMICROBIAL HEMOSTATIC DEVICES AND METHODS OF USE AND MAKING
The disclosure relates to an antimicrobial hemostatic device having a substrate configured to be in contact with a bleed, where the substrate includes a hemostatic agent, a biguanide based antimicrobial agent, or a pharmaceutically acceptable salt thereof, and a binder configured to maintain the hemostatic agent with the substrate. The disclosure further includes methods of making and using such devices.
The disclosure relates to an antimicrobial hemostatic device having a substrate configured to be in contact with a bleed, where the substrate includes a hemostatic agent, a biguanide based antimicrobial agent, or a pharmaceutically acceptable salt thereof, and a binder configured to maintain the hemostatic agent with the substrate. The disclosure further includes methods of making and using such devices.
A61L 15/18 - Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing inorganic materials
A61L 15/20 - Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing organic materials
Implant delivery systems are configured to deploy multiple implants into targeted tissue within a patient without disengaging a delivery component of the systems from its insertion site in the patient. Various combinations of spooling assemblies, spring-loaded features, manifolds, indexing mechanisms, gearings, and manually engageable actuators operate to deploy the implants in a controlled, serial fashion. Implants or portions thereof are pre-loaded into the handle assemblies of the delivery systems or contained in removable cartridges configured for coupling to the handle assemblies.
A61B 17/00 - Surgical instruments, devices or methods
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
Implant delivery systems are configured to deploy implants into targeted tissue within a patient. The targeted tissue includes at least a portion of a prostate gland, and the implants are configured to compress or retract the tissue. Implant delivery systems include handheld components. Irrigation systems control fluid inflow and outflow at the treatment site. Sheath devices deliver irrigant to a treatment site within a patient, and elongate shaft devices remove contaminated irrigant, blood, and debris. Visualization systems provide an unobstructed view of the treatment site during implant deployment.
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 1/015 - Control of fluid supply or evacuation
A61B 1/307 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor for the urinary organs, e.g. urethroscopes, cystoscopes
A61B 17/00 - Surgical instruments, devices or methods
An intraosseous access device for accessing an intraosseous space of a patient includes a manual driver and a sternal locator. The manual driver includes a penetrator assembly having a sharp penetrating end, and a protective shield slidably coupled to the driver. The sternal locator includes a base having a first surface and a second surface, a through-hole extending through the first and second surfaces of the base, a collar extending from the first surface of the base and surrounding the through-hole, and a bone probe extending from the second surface of the base. The protective shield is operable to move from an extended position where the inner penetrator is shielded, to a retracted position where the inner penetrator is exposed. The sternal locator is removable from the patient while a portion of the penetrator assembly remains inserted in the intraosseous space of the patient.
Implant delivery systems are configured to deploy implants into targeted tissue within a patient. The targeted tissue includes at least a portion of a prostate gland, and the implants are configured to compress or retract the tissue. Implant delivery systems include handheld components. Irrigation systems control fluid inflow and outflow at the treatment site. Sheath devices deliver irrigant to a treatment site within a patient, and elongate shaft devices remove contaminated irrigant, blood, and debris. Visualization systems provide an unobstructed view of the treatment site during implant deployment.
A61B 1/307 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor for the urinary organs, e.g. urethroscopes, cystoscopes
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
Implant delivery systems are configured to deploy multiple implants into targeted tissue within a patient without disengaging a delivery' component of the systems from its insertion site in the patient. Various combinations of spooling assemblies, spring-loaded features, manifolds, indexing mechanisms, gearings, and manually engageable actuators operate to deploy the implants in a controlled, serial fashion. Implants or portions thereof are pre-loaded into the handle assemblies of the delivery systems or contained in removable cartridges configured for coupling to the handle assemblies.
A61B 17/00 - Surgical instruments, devices or methods
A61B 17/04 - Surgical instruments, devices or methods for closing wounds or holding wounds closedAccessories for use therewith for suturing woundsHolders or packages for needles or suture materials
A61B 17/06 - NeedlesHolders or packages for needles or suture materials
A guide extension catheter positionable within a guide catheter and configured to receive an interventional device for insertion into a vasculature is disclosed. The guide extension catheter can include a push member and a radially collapsible, tubular membrane in contact with the push member. The guide extension catheter may include a reinforcement member or proximal end cap positioned at the proximal end of the tube member and formed as a rigid, non-collapsible structure. The guide extension catheter may be delivered through another catheter, such as a guide catheter, in a compressed configuration, and then released to an expanded, non-compressed configuration when the guide extension catheter has been partially extended beyond a distal end of the guide catheter.
A prostatic implant configured to compress an enlarged prostate gland includes a distal anchor portion and a proximal end portion connected by a middle portion. The distal anchor portion includes a distal piercing portion and a proximal tail portion. The distal piercing portion includes a sharp distal tip configured to penetrate a lobe of the prostate gland, including the firm prostatic capsule. A tubular push member coupled with the prostatic implant advances the implant distally, led by the distal piercing portion, until the proximal tail portion is positioned outside the prostatic capsule, at which point the tubular push member is retracted proximally, unsheathing the distal anchor portion of the implant. The proximal tail portion is biased such that, upon exiting the tubular push member, the tail portion extends away from a longitudinal axis of the tubular push member, across the outer surface of the capsule.
A61B 17/04 - Surgical instruments, devices or methods for closing wounds or holding wounds closedAccessories for use therewith for suturing woundsHolders or packages for needles or suture materials
A61B 17/06 - NeedlesHolders or packages for needles or suture materials
A prostatic implant configured to compress an enlarged prostate gland includes a distal anchor member and an expandable, proximal anchor member connected by a middle portion. The expandable, proximal anchor member is configured to expand upon being released from a tubular delivery device, such that the anchoring footprint of the expandable anchor member on the urethral side of a prostate gland is large relative to anchors having fixed dimensions. The expandable anchor member includes expandable portions configured to expand outwardly or laterally away from the body of the expandable anchor member, forming curved portions or wings. After anchoring the distal anchor member to the outer surface of the prostatic capsule, tension may be applied to the middle portion extended through the prostate gland. Attachment of the expandable anchor member to the middle portion at the urethral side of the gland locks the tension in place, retracting the enlarged prostatic tissue.
A prostatic implant configured to compress an enlarged prostate gland includes a coil member having a distal portion connected to a proximal portion by a middle portion. The distal portion and proximal portion each define a pre-formed coil structure configured to anchor the implant to a lateral lobe of the prostate gland while the middle portion extends therethrough in a partially uncoiled configuration. The implant, which may be a single member of unitary construction, is self-tensioning such that after implantation, the middle portion biases the distal portion and proximal portion toward each other, across the prostatic tissue. The enlarged anchoring footprints of the pre-formed coil structures prevent the distal and proximal portions from tearing through the prostatic tissue in response to the inherent tension force of the implant.
A guide extension catheter (200, 300, 500, 800) positionable within a guide catheter (202, 404, 604, 802) and configured to receive an interventional device for insertion into a vasculature is disclosed. The guide extension catheter can include a push member (310, 422, 622, 822) and a radially collapsible, tubular membrane (312, 810) in contact with the push member. The guide extension catheter may include a reinforcement member (806, 834) or proximal end cap (501) positioned at the proximal end of the tube member and formed as a rigid, non-collapsible structure. The guide extension catheter may be delivered through another catheter, such as a guide catheter, in a compressed configuration, and then released to an expanded, non¬ compressed configuration when the guide extension catheter has been partially extended beyond a distal end of the guide catheter.
A prostatic implant configured to compress an enlarged prostate gland includes a coil member having a distal portion connected to a proximal portion by a middle portion. The distal portion and proximal portion each define a pre-formed coil structure configured to anchor the implant to a lateral lobe of the prostate gland while the middle portion extends therethrough in a partially uncoiled configuration. The implant, which may be a single member of unitary construction, is self-tensioning such that after implantation, the middle portion biases the distal portion and proximal portion toward each other, across the prostatic tissue. The enlarged anchoring footprints of the pre-formed coil structures prevent the distal and proximal portions from tearing through the prostatic tissue in response to the inherent tension force of the implant.
A61F 2/88 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure the wire-like elements formed as helical or spiral coils
A61B 17/00 - Surgical instruments, devices or methods
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
A prostatic implant configured to compress an enlarged prostate gland includes a distal anchor portion and a proximal end portion connected by a middle portion. The distal anchor portion includes a distal piercing portion and a proximal tail portion. The distal piercing portion includes a sharp distal tip configured to penetrate a lobe of the prostate gland, including the firm prostatic capsule. A tubular push member coupled with the prostatic implant advances the implant distally, led by the distal piercing portion, until the proximal tail portion is positioned outside the prostatic capsule, at which point the tubular push member is retracted proximally, unsheathing the distal anchor portion of the implant. The proximal tail portion is biased such that, upon exiting the tubular push member, the tail portion extends away from a longitudinal axis of the tubular push member, across the outer surface of the capsule.
A61B 17/04 - Surgical instruments, devices or methods for closing wounds or holding wounds closedAccessories for use therewith for suturing woundsHolders or packages for needles or suture materials
A61B 17/00 - Surgical instruments, devices or methods
A prostatic implant configured to compress an enlarged prostate gland includes a distal anchor member and an expandable, proximal anchor member connected by a middle portion. The expandable, proximal anchor member is configured to expand upon being released from a tubular delivery device, such that the anchoring footprint of the expandable anchor member on the urethral side of a prostate gland is large relative to anchors having fixed dimensions. The expandable anchor member includes expandable portions configured to expand outwardly or laterally away from the body of the expandable anchor member, forming curved portions or wings. After anchoring the distal anchor member to the outer surface of the prostatic capsule, tension may be applied to the middle portion extended through the prostate gland. Attachment of the expandable anchor member to the middle portion at the urethral side of the gland locks the tension in place, retracting the enlarged prostatic tissue.
A61B 17/04 - Surgical instruments, devices or methods for closing wounds or holding wounds closedAccessories for use therewith for suturing woundsHolders or packages for needles or suture materials
A61B 17/00 - Surgical instruments, devices or methods
A61B 17/06 - NeedlesHolders or packages for needles or suture materials
25.
Closure device for sealing percutaneous opening in a vessel
Closure systems, kits and methods for sealing a percutaneous puncture or other opening in a blood vessel wall, body cavity or biopsy tract are disclosed. A closure system can comprise an implant assembly, a delivery assembly, and an introducer sheath. The closure system can further comprise a valve bypass and a dilator. The implant assembly can include an inner member, a sealing membrane, and an outer member, each of which can be delivered by the delivery assembly. The inner member can be extended through the puncture or opening and positioned adjacent an inner tissue surface. The outer member can be positioned adjacent an outer tissue surface. The sealing membrane can have a distal end attached to the inner member, a proximal end including an opening configured to receive the outer member, and a mid-region therebetween. The outer member, when expanded from a delivery configuration to a sealing configuration, can urge the mid-region of the sealing membrane radially outward such that its outer surface can contact and conform to a perimeter edge of the puncture or opening.
An aortic closure device for trans-caval procedures having a deployment assembly having a housing, a release tube, and a delivery tube disposed within the release tube, a tamper disposed within the delivery tube, a sealing element, a suture assembly, and an actuator.
A61B 17/00 - Surgical instruments, devices or methods
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
27.
APPARATUS FOR PREVENTING DEVICE DEPLOYMENT FAILURE
An apparatus for preventing deployment failure or damage of a movable portion of a treatment device via a force limiting element in the treatment 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 17/00 - Surgical instruments, devices or methods
A61B 17/04 - Surgical instruments, devices or methods for closing wounds or holding wounds closedAccessories for use therewith for suturing woundsHolders or packages for needles or suture materials
A61B 17/06 - NeedlesHolders or packages for needles or suture materials
This patent document discloses devices, systems, and associated methods for cutting, manipulating, and stabilizing tissue. A system for manipulating tissue in a prostatic urethra includes a handle body having a deployment actuator or a cutter actuator, along with an inflation port. An elongate member is coupled to a distal end of the handle body, and an expandable member is coupled to a distal end of the elongate member, which also includes a delivery body or a cutter body. The expandable member is configured to stabilize the delivery body or the cutter body against target tissue when the expandable member is expanded. A tissue manipulation structure, such as a cutter, is configured to move from a first position to a second position in which at least a portion of the structure extends into the surrounding prostatic tissue.
A61B 17/00 - Surgical instruments, devices or methods
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 and method for producing a catheter having an inner layer having a polyolefin- or polyethylene-based thermoplastic elastomeric material; an outer layer; and a tie layer disposed between the inner layer and the outer layer. The tie layer is a low durometer polymer. The thermoplastic elastomeric material includes at least one of a polyolefin-based thermoplastic elastomer, including, in one embodiment, a polyethylene-based thermoplastic elastomer. The tie layer includes a maleic anhydride grafted linear low-density polyethylene.
A tracheostomy dilator may include a distal portion, a handle portion, a lumen, and a proximal portion. The distal portion may have a curve extending to a distal opening and be configured to dilate a tracheostomy. The handle portion may be proximal of the distal portion and be configured to be grasped by a user. The lumen may be configured to receive a guidewire. The proximal portion may be proximal of the handle portion and have a proximal opening in communication with the lumen. The proximal portion may be configured to deflect the guidewire at an angle of at least 30 degrees from a longitudinal axis of the handle portion.
A vascular closure device is configured to seal a puncture in an artery or vein. The vascular closure device includes a deployment assembly having a proximal end and a distal end opposite the proximal end, a suture carried by the deployment assembly, and a footplate carried by the deployment assembly and coupled to the suture. The footplate is configured to exit the distal end of the deployment assembly for deployment in the puncture. The vascular closure device includes a retraction assembly coupled to the footplate, the retraction assembly configured to, after deployment of the footplate, retract the footplate in a proximal direction.
A vascular closure device configured to seal a puncture in an artery or vein includes a suture and a footplate coupled to the suture. The footplate is configured for deployment in a Iumen of the artery or vein. The vascular closure device further includes a sealing plug movably coupled to the suture. The sealing plug has a forward end, a trailing end, and sides that extend from the forward end toward the trailing end. The vascular closure device further includes a retraction element positioned on the sealing plug. The vascular closure device further includes a tether coupled to the retraction element. When the sealing plug is located outside of a deployment assembly, tension applied to the tether pulls the retraction element in a proximal direction to move the sealing plug in the proximal direction.
A vascular closure device is configured to seal a puncture in an artery or vein. The vascular closure device includes a deployment assembly having a proximal end and a distal end opposite the proximal end, a suture carried by the deployment assembly, and a footplate carried by the deployment assembly and coupled to the suture. The footplate is configured to exit the distal end of the deployment assembly for deployment in the puncture. The vascular closure device includes a retraction assembly coupled to the footplate, the retraction assembly configured to, after deployment of the footplate, retract the footplate in a proximal direction.
A vascular closure device is configured to seal a puncture in an artery or vein. The vascular closure device includes a deployment assembly having a proximal end and a distal end opposite the proximal end, a suture carried by the deployment assembly, and a sealing plug carried by the deployment assembly and coupled to the suture. The sealing plug is configured to exit the distal end of the deployment assembly for deployment in the puncture. The vascular closure device includes a retraction element coupled to the sealing plug, the retraction element configured to, after deployment of the sealing plug, retract the sealing plug in a proximal direction.
A system and associated method for manipulating tissues and anatomical or other structures in medical applications for the purpose of treating diseases or disorders or other purposes. In one aspect, the system includes an expandable structure for enhancing engagement with median lobe prostate tissue.
A61B 17/02 - Surgical instruments, devices or methods for holding wounds open, e.g. retractorsTractors
A61B 17/00 - Surgical instruments, devices or methods
A61B 17/04 - Surgical instruments, devices or methods for closing wounds or holding wounds closedAccessories for use therewith for suturing woundsHolders or packages for needles or suture materials
A61B 17/22 - Implements for squeezing-off ulcers or the like on inner organs of the bodyImplements for scraping-out cavities of body organs, e.g. bonesSurgical instruments, devices or methods for invasive removal or destruction of calculus using mechanical vibrationsSurgical instruments, devices or methods for removing obstructions in blood vessels, not otherwise provided for
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
A61M 29/00 - Dilators with or without means for introducing media, e.g. remedies
Extra-urethral implants and methods of use are disclosed. Implants can treat disorders or diseases of the prostate by, for example, enlarging the lumen of the prostatic urethra.
A61F 2/04 - Hollow or tubular parts of organs, e.g. bladders, tracheae, bronchi or bile ducts
A61B 17/00 - Surgical instruments, devices or methods
A61B 17/02 - Surgical instruments, devices or methods for holding wounds open, e.g. retractorsTractors
A61B 17/04 - Surgical instruments, devices or methods for closing wounds or holding wounds closedAccessories for use therewith for suturing woundsHolders or packages for needles or suture materials
A61B 17/06 - NeedlesHolders or packages for needles or suture materials
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
A61B 18/20 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser
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
42.
VASCULAR CLOSURE SYSTEM WITH INTRODUCER FOR SHEATH TRANSFER
A system includes an introducer configured to be inserted through the puncture along a guidewire that extends through the puncture into the vessel. The introducer includes an introducer body, a proximal tapered tip, a distal tapered tip that is opposite to the proximal tapered tip along the central axis, and a bore that extends from the proximal tapered tip to the distal tapered tip along the central axis. The system includes an access sheath configured to be inserted over the introducer. The access sheath includes a front end, a rear end opposite to the front end, and a lumen that extends from the front end to the rear end. The proximal tapered tip of the introducer is configured to be inserted into the front end and through the lumen of access sheath, such that a movable interference fit is attained between the access sheath and the introducer.
A releasable elongated assembly includes a release member having a length and an opening that extends along the length. The releasable elongated assembly includes a first elongated element having a first coupling member disposed in the opening and a second elongated element having a second coupling member disposed in the opening opposite the first coupling member along the length. The first and second elongated elements are interlaced with each other in the opening at a location between the first coupling member and the second coupling member such that the first and second elongated elements are attached to each other. The release member is moveable from a first position where the first and second coupling members are captured in the opening to a second position where the first and second coupling members are released from the opening so as to detach the first and second elongated elements from each other.
A61F 5/00 - Orthopaedic methods or devices for non-surgical treatment of bones or jointsNursing devices
A61B 17/00 - Surgical instruments, devices or methods
A61B 17/04 - Surgical instruments, devices or methods for closing wounds or holding wounds closedAccessories for use therewith for suturing woundsHolders or packages for needles or suture materials
A61B 17/06 - NeedlesHolders or packages for needles or suture materials
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 guide extension catheter positionable within a guide catheter and configured to receive an interventional device for insertion into vasculature is disclosed. The guide extension catheter can comprise a push member, a first reinforcement member in contact with the push member, and a radially-collapsible, tubular membrane in contact with the push member and the first reinforcement member. The tubular membrane can be positioned distal to the first reinforcement member and radially collapsed or wrapped about the push member prior to receiving the interventional device. The push member can provide column strength sufficient to prevent longitudinal collapse of the tubular membrane during use. The guide extension catheter can provide a low friction, large diameter (for a given compatible guide catheter size) pathway proximal to, and optionally through, a target lesion in the vasculature, thereby reducing micro and macro vasculature injury attributable to delivery of interventional devices. Related systems and methods are also disclosed.
A guide extension catheter (300) positionable within a guide catheter (302) and configured to receive an interventional device for insertion into vasculature is disclosed. The guide extension catheter comprises a push member (322), a first reinforcement member (306) in contact with the push member, and a radially-collapsible, tubular membrane (310) in contact with the push member and the first reinforcement member. The tubular membrane is positioned distal to the first reinforcement member and radially collapsed or wrapped about the push member prior to receiving the interventional device. The push member provides column strength sufficient to prevent longitudinal collapse of the tubular membrane during use. The guide extension catheter can provide a low friction, large diameter (for a given compatible guide catheter size) pathway proximal to, and optionally through, a target lesion in the vasculature, thereby reducing micro and macro vasculature injury attributable to delivery of interventional devices.
F26B 5/06 - Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum the process involving freezing
F26B 25/14 - Chambers, containers, receptacles of simple construction
Assemblies, systems, and methods for preventing contamination and alteration of a biological material during and after freeze-drying processes are disclosed. Tray assemblies (100) configured to hold the biological material in a container (111) during a freeze-drying process include a tray (104) and complementary lid (102). The lid (102) includes compressible leg members (114) configured to transition from an extended configuration to a compressed configuration in response to a downward force applied against the lid (102) when the lid(102) is positioned above the tray (104). A gap (118) exists between an upper edge of the tray (104) and an underside of the lid (102) when the leg members (114) are extended. With the legs (114) extended and the tray assembly (100) open, the tray assembly (100) is freeze-dried. After freeze-drying is complete, the legs (114) can be compressed and the lid (102) sealed against the tray (104), enclosing the biological material within the assembly (100), and protecting it from contamination and ambient air exposure within and outside the chamber.
F26B 5/06 - Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum the process involving freezing
F26B 25/14 - Chambers, containers, receptacles of simple construction
Assemblies, systems, and methods for preventing contamination and alteration of a biological material during and after freeze-drying processes are disclosed. Tray assemblies configured to hold the biological material in a container during a freeze-drying process include a tray and complementary lid. The lid can include compressible leg members configured to transition from an extended configuration to a compressed configuration in response to a downward force applied against the lid when the lid is positioned above the tray. A gap exists between an upper edge of the tray and an underside of the lid when the leg members are extended. With the legs extended and the tray assembly open, the tray assembly is freeze-dried. After freeze-drying is complete, the legs can be compressed and the lid sealed against the tray, enclosing the biological material within the assembly, and protecting it from contamination and ambient air exposure within and outside the chamber.
F26B 5/06 - Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum the process involving freezing
F26B 25/18 - Chambers, containers, receptacles of simple construction mainly open, e.g. dish, tray, pan
A guide extension catheter can comprise an elongate tube member, a push member, and a concave track. The elongate tube member can define a lumen and three distinct portions of different diameter. A distal portion can define a first diameter, a proximal portion can define a second diameter which is larger than the first diameter but smaller than a lumen of a guide catheter with which the guide extension catheter is used, and a tapered portion, positioned between the distal portion and the proximal portion, can have a variable diameter. The push member can be eccentrically coupled relative to the tube member and extends proximally therefrom for slidably positioning the tube member within and partially beyond a distal end of the guide catheter. The concave track forms a transition between the tube member and the push member, and defines a partially cylindrical opening leading into the tube member.
A hemostatic device for promoting the clotting of blood includes a gauze substrate, a clay material disposed on the gauze substrate, and also a polyol such as glycerol or the like disposed on the gauze substrate to bind the clay material. When the device is used to treat a bleeding wound, at least a portion of the clay material comes into contact with blood emanating from the wound to cause the clotting. A bandage that can be applied to a bleeding wound to promote the clotting of blood includes a flexible substrate and a gauze substrate mounted thereon. The gauze substrate includes a clay material and a polyol. A hemostatic sponge also includes a gauze substrate and a dispersion of hemostatic material and a polyol on a first surface of the substrate.
A61L 15/42 - Use of materials characterised by their function or physical properties
A61L 15/18 - Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing inorganic materials
A vascular closure device includes a release component, a delivery component, a sealing device and at least one actuator. The release component is elongate along a longitudinal direction, and defines a distal end and a proximal end. The delivery component extends along the release component such that at least the release component is movable relative to the delivery component. The delivery component includes a delivery tube body and defines a delivery tube channel. The sealing device has a toggle that is at least partially disposed within the release tube, a suture that is attached to the toggle and extends through the delivery tube channel, and a plug that is attached to the suture proximal to the toggle. The actuator is coupled to the release component and is in communication with the suture such that actuation of the actuator causes (i) the release component to move the proximal direction relative to the delivery component so as to release the toggle from the release component, and (ii) the suture to be pulled in a proximal direction to thereby place the filament in tension and urge the toggle against a distal end of the delivery component such that the toggle is oriented in a sealing position.
A61B 17/00 - Surgical instruments, devices or methods
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
Disclosed are puncture sealing systems and methods of locating a puncture site within a vessel. The systems can include puncture locating dilators and access sheaths that are configured to locate the puncture site within a vessel so that the position of the puncture site relative to a distal end of the access sheath is known during a puncture sealing procedure.
A61B 17/00 - Surgical instruments, devices or methods
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 medical airway device having a cuff is manufactured by loading an injection molding apparatus with a thermosetting elastomeric material and shaping the cuff by injecting the material into an associated injection mold. The injection mold includes a sprue bush having a sprue passage in fluid communication with a mold cavity. The injection molding apparatus includes an injection nozzle that is positioned in contact with, or in close proximity to, the sprue bush. The thermosetting elastomeric material is discharged from the injection nozzle through the sprue passage and into the mold cavity. The cuff is formed by curing the thermosetting elastomeric material within the mold cavity and at the same time preventing premature curing of residual thermosetting elastomeric material within the injection nozzle by applying heat to the material within the mold cavity while cooling the injection nozzle with cooling fluid. The formed cuff is attachable to an airway tube.
Guidewires and methods for transmitting electrical stimuli to a heart and for guiding and supporting the delivery of elongate treatment devices within the heart are disclosed. A guidewire can comprise an elongate body, including first and second elongate conductors, and at least first and second electrodes. A distal end portion of the elongate body can include a preformed bias shape, such as a pigtail-shaped region, on which the first and second electrodes can be located. The preformed bias shape can optionally be non-coplanar relative to an intermediate portion of the elongate body. The first and second elongate conductors can be formed of a single structure or two or more electrically connected structures. The conductors can extend from proximal end portions to distal end portions that electrically connect to the first and second electrodes. A corewire can extend the length of the elongate body, can at least partially form the first conductor, and can be at least partially surrounded by the second conductor.
An apparatus for transferring mechanical energy in a handle to a cartridge to manipulate tissue or anatomical structures within the body of a human or animal subject for the purpose of treating diseases or disorders. The handle and cartridge contain safety interlocks.
A61B 17/00 - Surgical instruments, devices or methods
A61B 17/04 - Surgical instruments, devices or methods for closing wounds or holding wounds closedAccessories for use therewith for suturing woundsHolders or packages for needles or suture materials
A61B 17/06 - NeedlesHolders or packages for needles or suture materials
A61B 17/22 - Implements for squeezing-off ulcers or the like on inner organs of the bodyImplements for scraping-out cavities of body organs, e.g. bonesSurgical instruments, devices or methods for invasive removal or destruction of calculus using mechanical vibrationsSurgical instruments, devices or methods for removing obstructions in blood vessels, not otherwise provided for
This patent document discloses devices and associated methods for catheter and guidewire management in a surgical setting. Implementations can include a hemostasis valve configured to prevent the backflow of blood during a medical procedure. The hemostasis valve can have a valve body defining an inner lumen extending from a proximal end of the body to a distal end of the body. The inner lumen can be configured to accommodate passage of one or more elongate interventional devices therethrough. An interventional device management component can be positioned at the proximal end of the valve body. The interventional device management component can comprise a body defining a first seal member lumen configured to receive a first elongate interventional device and a second seal member lumen configured to receive a second elongate interventional device. A narrow slit configured to receive a guidewire can connect the seal member lumens.
A system and associated method for manipulating tissues and anatomical or other structures in medical applications for the purpose of treating diseases or disorders or other purposes. In one aspect, the system includes an expandable structure for enhancing engagement with median lobe prostate tissue.
A61B 17/02 - Surgical instruments, devices or methods for holding wounds open, e.g. retractorsTractors
A61B 17/00 - Surgical instruments, devices or methods
A61B 17/04 - Surgical instruments, devices or methods for closing wounds or holding wounds closedAccessories for use therewith for suturing woundsHolders or packages for needles or suture materials
A61B 17/22 - 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
A61M 29/00 - Dilators with or without means for introducing media, e.g. remedies
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
66.
Devices, systems and methods for treating benign prostatic hyperplasia and other conditions
Extra-urethral implants and methods of use are disclosed. Implants can treat disorders or diseases of the prostate by, for example, enlarging the lumen of the prostatic urethra.
A61F 2/04 - Hollow or tubular parts of organs, e.g. bladders, tracheae, bronchi or bile ducts
A61B 17/00 - Surgical instruments, devices or methods
A61B 17/02 - Surgical instruments, devices or methods for holding wounds open, e.g. retractorsTractors
A61B 17/04 - Surgical instruments, devices or methods for closing wounds or holding wounds closedAccessories for use therewith for suturing woundsHolders or packages for needles or suture materials
A61B 17/06 - NeedlesHolders or packages for needles or suture materials
A61B 17/42 - Gynaecological or obstetrical instruments or methods
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
A61B 18/00 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
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
A61B 18/20 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser
67.
Apparatus for preventing device deployment failure
An apparatus for preventing deployment failure or damage of a movable portion of a treatment device via a force limiting element in the treatment device.
A61B 17/04 - Surgical instruments, devices or methods for closing wounds or holding wounds closedAccessories for use therewith for suturing woundsHolders or packages for needles or suture materials
A61B 17/00 - Surgical instruments, devices or methods
A61B 17/06 - NeedlesHolders or packages for needles or suture materials
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 system and associated method for manipulating tissues and anatomical or other structures in medical applications for the purpose of treating diseases or disorders or other purposes. In one aspect, the system includes a delivery device including a flexible portion that is suited to access target anatomy. The flexibility of an elongate portion of the delivery device can be varied. Additionally, the delivery device can include structure that maintains the positioning of the delivery device in patient anatomy.
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 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
A61B 17/00 - Surgical instruments, devices or methods
A61B 17/02 - Surgical instruments, devices or methods for holding wounds open, e.g. retractorsTractors
A61B 17/06 - NeedlesHolders or packages for needles or suture materials
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
69.
Apparatus and methods to communicate fluids and/or support intraosseous devices
Fluid communication devices and supporting structures may be provided for use with intraosseous devices. Apparatus and methods may also be provided to communicate fluids with an intraosseous device.
A catheter and method for producing a catheter having an inner layer having a polyolefin- or polyethylene-based thermoplastic elastomeric material; an outer layer; and a tie layer disposed between the inner layer and the outer layer. The tie layer is a low durometer polymer. The thermoplastic elastomeric material includes at least one of a polyolefin-based thermoplastic elastomer, including, in one embodiment, a polyethylene-based thermoplastic elastomer. The tie layer includes a maleic anhydride grafted linear low-density polyethylene.
A vascular closure device configured to seal a puncture site in the vessel wall in a more efficient manner is disclosed. The vascular closure device includes a guide member that extends through a portion of the sealing device and that is removable from the portion the sealing device.
Methods for sealing a percutaneous puncture in a wall of a body passageway are disclosed herein. The methods include inserting a deployment instrument into the puncture via a toggle along the guidewire, and actuating the deployment instrument to move the first component and the second component relative to each other such that the toggle abuts the wall of the artery proximate the puncture to seal the puncture.
A61B 17/00 - Surgical instruments, devices or methods
A61B 17/04 - Surgical instruments, devices or methods for closing wounds or holding wounds closedAccessories for use therewith for suturing woundsHolders or packages for needles or suture materials
A61B 17/22 - 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 deployment device for lining a vessel having a housing having a proximal end and a distal end opposite the proximal end, the housing defining a guidewire channel, a tube elongated along a longitudinal axis, the tube having a proximal end and a distal end spaced from the proximal end of the tube along the longitudinal axis, a sheath assembly having a hub removably coupled to the distal end of the housing, and a mesh removably coupled to the tube and positioned along the tube. The tube and the sheath assembly are configured to move along the guidewire and into the vessel through a puncture and release the mesh inside the vessel when at least one of the tube and the mesh is actuated. The device is used as a method of mitigating potential injury or harm to the integrity of the patient’s vessel lining.
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 2/90 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
74.
POWERED DRIVER ACTUATED BY FORCE ON DRIVESHAFT AND RELATED KITS, COMPONENTS, AND METHODS
Powered drivers operable to insert an intraosseous device into a bone and associated bone marrow are disclosed. Some of the present powered drivers may include a housing having a distal end and a proximal end; a motor disposed in the housing; a driveshaft at the distal end of the housing; and a gearbox coupled to the motor and to the driveshaft. Activation of the motor causes rotation of the driveshaft. The housing may include a power source configured to power the motor. The driveshaft may be slidably disposed in the housing and configured such that, upon application of a threshold force on the driveshaft in the direction of the proximal end of the housing, the driveshaft will slide toward the proximal end of the housing to cause an electrical circuit between the motor and the power source to close.
Hemostatic devices for promoting blood clotting can include a substrate (e.g., gauze, textile, sponge, sponge matrix, one or more fibers, etc.), a hemostatic material disposed thereon such as kaolin clay, and a binder material such as crosslinked calcium alginate with a high guluronate monomer molar percentage disposed on the substrate to substantially retain the hemostatic material material. When the device is used to treat a bleeding wound, at least a portion of the clay material comes into contact with blood to accelerate clotting. Moreover, when exposed to blood, the binder has low solubility and retains a majority of the clay material on the gauze. A bandage that can be applied to a bleeding wound to promote blood clotting includes a flexible substrate and a gauze substrate mounted thereon.
A61L 15/46 - Deodorants or malodour counteractants, e.g. to inhibit the formation of ammonia or bacteria
A61L 15/18 - Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing inorganic materials
A first alternative to a composition for preventing or retarding degradation of a functional coating on a medical device comprising an antioxidant selected from gallic acid or a derivative thereof. A second alternative to a composition for preventing or retarding degradation of a functional coating on a medical device includes carboxymethyl cellulose or a derivative or salt thereof. The use of the compositions for preventing or retarding degradation of a functional coating on a medical device from reactive species generated during exposure of radiation, and a wetting agent comprising the compositions, are also provided. The wetting agent prevents or retards the hydrolytic degradation of the coating during the intended shelf-life of the wetted coated product.
C08J 3/03 - Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
Disclosed are a puncture sealing system and methods of locating a depth of an arteriotomy. The systems can include elongated catheters that are configured to identify the depth within a vessel so that the depth relative to a distal end of the catheter is known during or after a puncture sealing procedure.
This patent document discloses perfusion catheters and related methods for treating blood vessel lesions and abnormalities. A perfusion catheter can include an inflatable balloon, an elongate shaft operably attached to the balloon, and an optional containment structure surrounding at least a portion of the balloon. The balloon can be inflated until its outer surface contacts a wall of a blood vessel. When inflated, the balloon's inner surface defines a passage for blood to flow. The balloon can be configured to release one or more substances formulated to treat a tissue at or near the wall of a blood vessel. In an example, the balloon can include a bioactive layer, which comprises the one or more substances, overlaying an optional base layer. In an example, the balloon can include multiple filars, at least one of which is configured to elute the one or more substances through a perforation or hole in the filar.
Medical procedure trays and related methods are provided to accommodate joining a first non-sterile medical device with a second sterile medical device and maintaining required sterilization of the second sterile medical device to perform an associated medical procedure. One example of such medical procedures includes biopsy of a bone and/or associated bone marrow using a non-sterile powered driver and a sterile biopsy needle or biopsy needle set. Each medical procedure tray may include a containment bag or sterile sleeve. A coupler assembly, one or more sharps protectors, a biopsy sample ejector and/or associated ejector funnel may also be included. Some medical procedure trays may allow engaging a non-sterile powered driver with one end of a coupler assembly and sealing the non-sterile powered driver in a sterile sleeve or containment bag without compromising sterility of other components in the medical procedure tray.
A61B 50/30 - Containers specially adapted for packaging, protecting, dispensing, collecting or disposing of surgical or diagnostic appliances or instruments
A61B 10/02 - Instruments for taking cell samples or for biopsy
A61B 46/23 - Surgical drapes specially adapted for patients with means to retain or hold surgical implements
A61B 50/00 - Containers, covers, furniture or holders specially adapted for surgical or diagnostic appliances or instruments, e.g. sterile covers
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 90/40 - Apparatus fixed or close to patients specially adapted for providing an aseptic surgical environment
A control unit and methods for operating the control unit to perform non-contact radio-frequency (RF) heating of a fluid flowing through or contained within a non-contact radio-frequency heating element.
A catheter may include a tubular member having a lumen and an outer surface, a sleeve configured to be positioned in the lumen in a retracted configuration and to evert over at least a portion of the outer surface in an everted configuration, and a filament configured to retract the sleeve into the retracted configuration. The catheter may include an aperture proximal of a distal end, where the filament extends through the aperture from the lumen. A pull member may be on a distal end of the filament. The filament may be looped, coiled, and/or bunched in the catheter when the sleeve is in the retracted configuration. A shuttle may be attached to a distal end of the sleeve, where the shuttle includes a tubular member configured to maintain patency of the sleeve, and the filament engages the shuttle to retract the sleeve into the lumen.
Disclosed are a puncture sealing device and methods of locating a puncture site within a vessel. The systems can include elongated dilators and access sheaths that are configured to locate the puncture site within a vessel so that the position of the puncture site relative to a distal end of the access sheath is known during a puncture sealing procedure.
A closure device system for sealing a percutaneous puncture in a vessel wall can comprise a toggle configured to engage an interior surface of the vessel wall, a plug configured to engage an exterior surface of the vessel wall, and a suture that extends through the plug and through the toggle along at least a first direction so as to couple the toggle to the plug. The system can further comprise a tube that extends through the plug and through the toggle along the first direction such that a distal end of the tube is disposed distally to the toggle. The tube can define a guidewire lumen that extends therethrough along the first direction. And the guidewire lumen can be configured to receive a guidewire that protrudes from the vessel wall such that the plug, toggle, and tube are slidable along the guidewire toward the vessel wall.
A61B 17/00 - Surgical instruments, devices or methods
A61B 17/04 - Surgical instruments, devices or methods for closing wounds or holding wounds closedAccessories for use therewith for suturing woundsHolders or packages for needles or suture materials
A61B 17/12 - Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
A61B 17/22 - Implements for squeezing-off ulcers or the like on inner organs of the bodyImplements for scraping-out cavities of body organs, e.g. bonesSurgical instruments, devices or methods for invasive removal or destruction of calculus using mechanical vibrationsSurgical instruments, devices or methods for removing obstructions in blood vessels, not otherwise provided for
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
Guidewires and methods for transmitting electrical stimuli to a heart and for guiding and supporting the delivery of elongate treatment devices within the heart are disclosed. A guidewire can comprise an elongate body, including first and second elongate conductors, and at least first and second electrodes. A distal end portion of the elongate body can include a preformed bias shape, such as a pigtail-shaped region, on which the first and second electrodes can be located. The preformed bias shape can optionally be non-coplanar relative to an intermediate portion of the elongate body. The first and second elongate conductors can be formed of a single structure or two or more electrically connected structures. The conductors can extend from proximal end portions to distal end portions that electrically connect to the first and second electrodes. A corewire can extend the length of the elongate body, can at least partially form the first conductor, and can be at least partially surrounded by the second conductor.
Guide extension catheters and related methods are disclosed. A guide extension catheter can comprise an elongate tube member, a push member, and a concave track. The elongate tube member can define a lumen and three distinct portions of different diameter. A distal portion can define a first diameter, a proximal portion can define a second diameter which is larger than the first diameter but smaller than a lumen of a guide catheter with which the guide extension catheter is used, and a tapered portion, positioned between the distal portion and the proximal portion, can have a variable diameter. The push member can be eccentrically coupled relative to the tube member and extends proximally therefrom for slidably positioning the tube member within and partially beyond a distal end of the guide catheter. The concave track forms a transition between the tube member and the push member, and defines a partially cylindrical opening leading into the tube member.
A system and method for providing relative positional information of a therapeutic or diagnostic device during the treatment of urinary tract diseases and conditions.
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.
METHOD OF MAKING A READY-TO-USE CATHETER ASSEMBLY AND A READY-TO-USE CATHETER ASSEMBLY
A method of making a ready-to-use catheter assembly is provided, which can be immediately used by a patient. The ready-to-use catheter assembly ensures that the catheter does not suffer from a loss of quality during its shelf life and a wetting medium are provided. The method comprises: placing a catheter with an inactivated hydrophilic outer surface at least along its insertable length and a wetting medium in a catheter package; treating the catheter package with the catheter and the wetting medium with electro-magnetic and/or particle radiation while at least initially the hydrophilic outer surface at least along the insertable length of the catheter remains inactivated; and activating the hydrophilic outer surface at least along the insertable length of the catheter with the wetting medium during and/or after the radiation treatment and wherein the wetting medium decreases in viscosity when submitted to electro-magnetic and/or particle radiation.
An aortic closure device for trans-caval procedures having a deployment assembly having a housing, a release tube, and a delivery tube disposed within the release tube, a tamper disposed within the delivery tube, a sealing element, a suture assembly, and an actuator.
A61B 17/00 - Surgical instruments, devices or methods
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
A vascular closure device includes a release component, a delivery component, a sealing device and at least one actuator. The release component is elongate along a longitudinal direction, and defines a distal end and a proximal end. The delivery component extends along the release component such that at least the release component is movable relative to the delivery component. The delivery component includes a delivery tube body and defines a delivery tube channel. The sealing device has a toggle that is at least partially disposed within the release tube, a suture that is attached to the toggle and extends through the delivery tube channel, and a plug that is attached to the suture proximal to the toggle. The actuator is coupled to the release component and is in communication with the suture such that actuation of the actuator causes (i) the release component to move the proximal direction relative to the delivery component so as to release the toggle from the release component, and (ii) the suture to be pulled in a proximal direction to thereby place the filament in tension and urge the toggle against a distal end of the delivery component such that the toggle is oriented in a sealing position.
A61B 17/00 - Surgical instruments, devices or methods
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
90.
SUPPORT CATHETERS AND ASSOCIATED LOADING COMPONENTS
Split support catheters, loading tools, and methods of use are disclosed. A support catheter can include an elongate tubular member and a push member. The tubular member can comprise a longitudinal slit configured to accommodate the exchange of various interventional devices into and out of the lumen defined by the tubular member. A loading tool can comprise a body member, a rod member, or both and can facilitate loading of the support catheter onto one or more interventional devices during a medical procedure. The support catheters can provide intravascular support to various interventional devices and can advantageously be inserted and removed without first removing an interventional device having its distal end at or near a target site within a patient's vasculature.
Split support catheters, loading tools, and methods of use are disclosed. A support catheter can include an elongate tubular member and a push member. The tubular member can comprise a longitudinal slit configured to accommodate the exchange of various interventional devices into and out of the lumen defined by the tubular member. A loading tool can comprise a body member, a rod member, or both and can facilitate loading of the support catheter onto one or more interventional devices during a medical procedure. The support catheters can provide intravascular support to various interventional devices and can advantageously be inserted and removed without first removing an interventional device having its distal end at or near a target site within a patient's vasculature.
Disclosed are puncture sealing systems and methods of locating a puncture site within a vessel. The systems can include elongated dilators and access sheaths that are configured to locate the puncture site within a vessel so that the position of the puncture site relative to a distal end of the access sheath is known during a puncture sealing procedure.
A system and associated method for manipulating tissues and anatomical or other structures in medical applications for the purpose of treating diseases or disorders or other purposes. In one aspect, the system includes a delivery device including a flexible portion that is suited to access target anatomy. The flexibility of an elongate portion of the delivery device can be varied. Additionally, the delivery device can include structure that maintains the positioning of the delivery device in patient anatomy.
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 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
A61B 17/00 - Surgical instruments, devices or methods
A61B 17/02 - Surgical instruments, devices or methods for holding wounds open, e.g. retractorsTractors
A61B 17/06 - NeedlesHolders or packages for needles or suture materials
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
Wire assemblies and methods for blood vessel occlusion in vascular procedures. The wire assemblies comprise a shaft and an occlusion member. The shaft includes a proximal end portion, a distal end portion spaced from the proximal end portion, a lumen, and a cross-sectional dimension that is perpendicular to the longitudinal axis. The occlusion member is configured to transition between a collapsed configuration and an 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
A captivation catheter for use with a guide catheter and a guidewire or a treatment catheter. The captivation catheter includes a relatively rigid elongate member and a captivation mechanism such as an inflatable balloon capable of fixing the guidewire or the treatment catheter in place against an inner surface of the guide catheter. The captivation catheter can include a clip with an open end and a closed end that is placed on the captivation catheter at markings present for compatibility with a particular working length of the guide catheter. The markings can be visible at different viewing orientations.
Guide extension catheters and related methods are disclosed. A guide extension catheter can comprise, among other things, an elongate tube member and a push member. The push member can be operably coupled to the tube member at an eccentric coupling position and can extend proximally therefrom for slidably positioning the elongate tube member over and partially beyond a distal end of the guide catheter. The inner diameter of the elongate tube member may be adjustable, such that it constricts when not bound along its inner surface by the guide catheter. The elongate tube member can, for example, include a longitudinal slit configured to expand and contract to accommodate insertion and removal of the guide catheter, respectively.
A tracheostomy dilator may include a distal portion, a handle portion, a lumen, and a proximal portion. The distal portion may have a curve extending to a distal opening and be configured to dilate a tracheostomy. The handle portion may be proximal of the distal portion and be configured to be grasped by a user. The lumen may be configured to receive a guidewire. The proximal portion may be proximal of the handle portion and have a proximal opening in communication with the lumen. The proximal portion may be configured to deflect the guidewire at an angle of at least 30 degrees from a longitudinal axis of the handle portion.
A catheter assembly may include a catheter member having a proximal portion and an outer surface; an introducer having a lumen configured to receive the proximal portion of the catheter member; and a sleeve having a compressed portion housed in the lumen of the introducer, the sleeve being configured to evert over the outer surface as the catheter member is inserted through the lumen of the introducer. The proximal portion of the catheter member may be configured to push a distal portion of the sleeve proximally, and the compressed portion of the sleeve may form a soft proximal tip of the catheter assembly as the catheter member exits a proximal opening of the introducer.
An apparatus for transferring mechanical energy in a handle to a cartridge to manipulate tissue or anatomical structures within the body of a human or animal subject for the purpose of treating diseases or disorders. The handle and cartridge contain safety interlocks.
A61B 17/00 - Surgical instruments, devices or methods
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
