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Heart Valve patents



      
           
This page is updated frequently with new Heart Valve-related patent applications. Subscribe to the Heart Valve RSS feed to automatically get the update: related Heart RSS feeds. RSS updates for this page: Heart Valve RSS RSS


Method of controlled release of a percutaneous replacement heart valve

Methods and apparatus for endovascular heart valve replacement comprising tissue grasping elements

Date/App# patent app List of recent Heart Valve-related patents
08/28/14
20140243969
 Prosthetic heart valve with expandable microspheres patent thumbnailnew patent Prosthetic heart valve with expandable microspheres
A prosthetic heart valve includes a valve assembly mounted to an expandable stent. The prosthetic heart valve includes a cuff coupled to the stent.
08/28/14
20140243968
 Systems, devices and methods for repair of heart valve lesions patent thumbnailnew patent Systems, devices and methods for repair of heart valve lesions
The systems and devices and methods relate to surgical and percutaneous repair of heart valve regions. The systems and devices are structured to conform to the desired shape of a specific patient.
08/28/14
20140243967
 Methods and apparatus for endovascular heart valve replacement comprising tissue grasping elements patent thumbnailnew patent Methods and apparatus for endovascular heart valve replacement comprising tissue grasping elements
The present invention provides an apparatus for endovascularly replacing a patient's heart valve. In some embodiments, the apparatus includes an expandable anchor supporting a replacement valve, the anchor and replacement valve being adapted for percutaneous delivery and deployment to replace the patient's heart valve, the anchor having a braid having atraumatic grasping elements adapted to grasp tissue in a vicinity of the patient's heart valve..
08/28/14
20140243965
 Multi-layer stent patent thumbnailnew patent Multi-layer stent
A collapsible prosthetic heart valve includes a stent and a valve assembly. The stent includes an annulus section and at least one foldable section.
08/28/14
20140243958
 Method for treating an aortic valve patent thumbnailnew patent Method for treating an aortic valve
A method for replacing a native heart valve with a prosthetic heart valve comprises moving a first portion of a prosthetic heart valve towards a second portion of the prosthetic heart valve along a plurality of guide wires, and lock the first portion to the second portion in a final, radially expanded configuration. The prosthetic heart valve is radially contractible and expandable, and in some embodiments, is self-expanding.
08/28/14
20140243957
 Staged deployment devices and methods for transcatheter heart valve delivery systems patent thumbnailnew patent Staged deployment devices and methods for transcatheter heart valve delivery systems
A delivery device for a collapsible heart valve includes an operating handle, including a frame defining a movement space therein, a carriage assembly moveable within the movement space, and a first resheathing lock having a locked position and an unlocked position. The delivery device further includes a catheter assembly, including a first shaft around which a valve-receiving compartment is defined, the first shaft being fixedly connected to one of the frame or the carriage assembly, and a distal sheath operatively connected to the carriage assembly.
08/28/14
20140243956
 Method of controlled release and subsequent deployment of a percutaneous replacement heart valve patent thumbnailnew patent Method of controlled release and subsequent deployment of a percutaneous replacement heart valve
A method of making a replacement heart valve device whereby a fragment of biocompatible tissue material is treated and soaked in one or more alcohol solutions and a solution of glutaraldehyde. The dried biocompatible tissue material is folded and rehydrated in such a way that forms a two- or three-leaflet/cusp valve without affixing of separate cusps or leaflets or cutting slits into the biocompatible tissue material to form the cusps or leaflets.
08/28/14
20140243955
 Method of controlled release of a percutaneous replacement heart valve patent thumbnailnew patent Method of controlled release of a percutaneous replacement heart valve
A method of making a replacement heart valve device whereby a fragment of biocompatible tissue material is treated and soaked in one or more alcohol solutions and a solution of glutaraldehyde. The dried biocompatible tissue material is folded and rehydrated in such a way that forms a two- or three-leaflet/cusp valve without affixing of separate cusps or leaflets or cutting slits into the biocompatible tissue material to form the cusps or leaflets.
08/28/14
20140243860
 Apparatus and method for heart valve repair patent thumbnailnew patent Apparatus and method for heart valve repair
An apparatus for gathering of tissue of a heart valve leaflet comprises an elongated member and a grasping assembly movable in the elongated member between a retracted position and an extended position. The grasping assembly includes an actuating arm having a proximal end and a distal end.
08/28/14
20140243856
 Apparatus and method for heart valve repair patent thumbnailnew patent Apparatus and method for heart valve repair
A transcatheter method of gathering tissue of a heart valve leaflet may include inserting an elongated catheter assembly to a position adjacent the heart valve leaflet, the catheter assembly including a capture tool moveable between a retracted position and an extended position, a tissue support, and a clamping member moveable between an open position and a closed position. The capture tool may be partially retracted to gather tissue of the heart valve leaflet between the tissue support and the clamping member.
08/28/14
20140243678
new patent Method of deploying a percutaneous replacement heart valve
A method of making a replacement heart valve device whereby a fragment of biocompatible tissue material is treated and soaked in one or more alcohol solutions and a solution of glutaraldehyde. The dried biocompatible tissue material is folded and rehydrated in such a way that forms a two- or three-leaflet/cusp valve without affixing of separate cusps or leaflets or cutting slits into the biocompatible tissue material to form the cusps or leaflets.
08/21/14
20140236292
Transcatheter valve stent anchors
A stent for use in a prosthetic heart valve has a plurality of expandable and collapsible closed cells, a portion of which form an annulus section adapted for placement within the annulus of the native heart valve. Anchor features of the stent residing within at least some closed cells are adapted to engage tissue of the heart, including native valve leaflets, the sinotubular junction, or another implanted device when the prosthetic valve is implanted in the heart.
08/21/14
20140236289
Prosthetic aortic heart valves
A prosthetic aortic valve includes an annular, annulus inflow portion that is designed to reside in or near the patient's native aortic valve annulus, and an annular, aortic outflow portion that is designed to reside in the patient's aorta downstream from at least a portion of the valsalva sinus. The annulus inflow portion and the aortic outflow portion are connected to one another by a plurality of connecting struts that are confined to regions near the commissures of the patient's native aortic valve.
08/21/14
20140236287
Transcatheter valve prosthesis and a concurrently delivered sealing component
A method of preventing paravalvular leakage includes concurrent delivery of a heart valve prosthesis and an annular sealing component. During delivery, the sealing component is moved from a first position to a second position of the heart valve prosthesis which is longitudinally spaced apart from the first position of the heart valve prosthesis.
08/21/14
20140230515
Stent loading tool and method for use thereof
A loading tool for withdrawing, crimping, and loading a stent-mounted valve into a delivery catheter, and for pushing the stent-mounted valve from the delivery catheter into a native heart valve orifice. The loading tool comprises at least one connector adapted for being removably connected to the stent of the stent-mounted valve.
08/14/14
20140228945
Artificial heart valve with scalloped frame design
Implantable prosthetic valves are disclosed, methods of their use, and related fabrication techniques are disclosed. In some cases, the prosthetic valves disclosed herein can include frame, skirt, and valve components.
08/14/14
20140228944
Percutaneous bioprosthetic heart valve and a delivery and implantation system
A method of making a replacement heart valve device whereby a fragment of biocompatible tissue material is treated and soaked in one or more alcohol solutions and a solution of glutaraldehyde. The dried biocompatible tissue material is folded and rehydrated in such a way that forms a two- or three-leaflet/cusp valve without affixing of separate cusps or leaflets or cutting slits into the biocompatible tissue material to form the cusps or leaflets.
08/14/14
20140228942
Device for delivery of medical devices to a cardiac valve
A catheter device (1) is disclosed for transvascular delivery of a medical device to a cardiac valve region of a patient. The catheter device comprises an elongate sheath (2) with a lumen and a distal end (3) for positioning at a heart valve (6), and a second channel (7) that extends parallel to, or in, said elongate sheath, an expandable embolic protection unit (8), such as a filter, wherein at least a portion of the expandable embolic protection unit is arranged to extend from an orifice of the second channel, wherein the embolic protection unit is non-tubular, extending substantially planar in the expanded state for covering ostia of the side branch vessels in the aortic arch..
08/14/14
20140228871
Apparatuses and methods for cutting a tissue bridge and/or removing a heart valve clip or suture
A medical device for safely and effectively removing a clip or a suture from a heart valve is operable in association with a guidewire for positioning the device in proximity to the heart valve. The apparatus may include a blade for cutting a tissue bridge including the clip and an arrangement for removing the tissue bridge from the heart valve.
08/07/14
20140222143
Medical device for treating a heart valve insufficency
A medical device for treating a heart valve insufficiency, with an endoprosthesis which can be introduced into a patient's body and expanded to secure a heart valve prosthesis in the patient's aorta. In an embodiment, the endoprosthesis has at plurality of positioning arches configured to be positioned with respect to a patient's aorta and a plurality of retaining arches to support a heart valve prosthesis.
08/07/14
20140222142
Heart valve prosthesis
Heart valve prosthesis are disclosed that include a frame or support structure having an inflow portion, a valve-retaining tubular or central portion and a pair of support arms. The inflow portion radially extends from a first end of the valve-retaining tubular portion and the pair of support arms are circumferentially spaced apart and radially extend from an opposing second end of the valve-retaining tubular portion..
08/07/14
20140222140
Methods of implanting minimally-invasive prosthetic heart valves
Expandable prosthetic heart valves for minimally invasive valve replacement are disclosed. In one preferred embodiment, an expandable prosthetic heart valve includes a support stent comprising an expandable tubular base along an inflow end and three upstanding commissure posts along an outflow end.
08/07/14
20140222138
Devices, systems, and methods for reshaping a heart valve annulus, including the use of magnetic tools
Implants or systems of implants and methods apply a selected force vector or a selected combination of force vectors within or across the left atrium, which allow mitral valve leaflets to better coapt. The implants or systems of implants and methods make possible rapid deployment, facile endovascular delivery, and full intra-atrial retrievability.
08/07/14
20140222135
Prosthetic heart valves, scaffolding structures, and systems and methods for implantation of same
Prosthetic valves and their component parts are described, as are prosthetic valve delivery devices and methods for their use. The prosthetic valves are particularly adapted for use in percutaneous aortic valve replacement procedures.
08/07/14
20140221900
Gastric bypass devices and procedures
Methods and devices for treating obesity are provided, and more particularly, methods and devices for performing gastric bypasses are disclosed. In one exemplary embodiment a gastric bypass procedure is provided that includes forming a gastro-entero anastomosis between a stomach and an intestine and forming an entero-entero anastomosis between a portion of the intestine distal to the gastro-entero anastomosis and a portion of the intestine proximal to the gastro-entero anastomosis.
08/07/14
20140221823
Image-guided heart valve placement or repair
A method for valve replacement or valve repair is disclosed comprising the steps of acquiring an anatomical image of a patient, correlating the image to the patient, guiding a valve replacement delivery member or a valve repair delivery member within the patient while tracking the position of the delivery member in the patient, positioning the valve replacement member or valve repair member in a desired position to place a valve or repair valve and removing the delivery member from the patient. In one aspect, a method and device are provided that involve imaging a native root using an interoperative technique, then introducing a device that is easily visualized in a chosen imaging modality..
07/31/14
20140214160
Heart valve prosthesis with collapsible valve and method of delivery thereof
A valve prosthesis is adapted to operate in conjunction with native heart valve leaflets. The prosthesis includes an annulus and a skirt extending from the annulus.
07/31/14
20140214158
Surgical heart valve flexible stent frame stiffener
A prosthetic heart valve includes an annular frame having annularly spaced commissure portions and an annulus portion disposed near an inflow edge, a fabric covering at least a portion of the frame and a valve assembly connected to the frame at the commissure portions, the valve assembly including a plurality of leaflets. A stiffening member is disposed about the frame to limit ovalization of the frame when a radial force is applied to the frame..
07/31/14
20140214157
Transcatheter valve prosthesis
A transcatheter atrio-ventricular valve prosthesis for functional replacement of an atrio-ventricular heart valve in a connection channel, the prosthesis comprising a radially expandable tubular body extending along an axis, and a valve arranged within and attached to the tubular body. The tubular body is provided with an outer circumferential groove which is open to the radial outside of the tubular body, whereby the tubular body is separated by the outer circumferential groove into first and second body sections.
07/31/14
20140214154
Methods for delivering a self-expanding valve
Methods for delivering a prosthetic heart valve include advancing a delivery catheter containing the prosthetic heart valve to a deployment location at a native heart valve, advancing an inner core movably coupled to a restraining sheath of the delivery catheter to expose a first end of the prosthetic heart valve, and advancing the inner core and the restraining sheath to expose a second end of the prosthetic heart valve. The delivery catheter can include a distal flange located at a distal end of an outer core of the catheter body, configured to restrict distal longitudinal displacement of the prosthetic heart valve, and a retaining structure located proximally from the distal flange along the outer core of the catheter body, configured to restrict proximal longitudinal displacement of the prosthetic heart valve..
07/31/14
20140214153
Methods of implanting an endoprosthesis
A catheter is disclosed for the transvascular implantation of prosthetic heart valves, e.g., including self-expanding anchorage supports, to reduce the risk to the patient during the implantation. Accordingly, a prosthetic heart valve comprising anchorage supports is temporarily housed in a folded form in a cartridge-type unit during the implantation.
07/31/14
20140214152
Method and device for heart valve repair
A repair device for repairing a heart valve leaflet in a patient includes a hollow body with a capture tool and a tissue puncture element at the distal end thereof. The capture tool may be used to capture and stabilize the heart valve leaflet tissue.
07/31/14
20140213918
Tissue sensing device for sutureless valve selection
A sensing device for a collapsible prosthetic heart valve, the sensing device including an elongated shaft having a proximal end and a distal end, a sensing body coupled to the distal end of the shaft, the sensing body being adapted to fit within a native valve annulus and at least one microelectromechanical sensor attached to the sensing body, the at least one sensing body being capable of measuring a property of tissue.. .
07/31/14
20140209238
Methods of making encapsulated heart valves
The present disclosure concerns embodiments of implantable prosthetic devices, and in particular, implantable prosthetic valves, and methods for making such devices. In one aspect, a prosthetic device includes encapsulating layers that extend over a fabric layer and secure the fabric layer to another component of the device.
07/24/14
20140207230
Implant delivery and deployment system and method
An implant delivery system comprising a catheter including at least one lumen, an implant configured to be received in the lumen, and a latching mechanism configured to be received in the implant. The latching mechanism may be configured to releasably couple the implant to a delivery wire and to transmit a torque through the delivery wire to cause at least a portion of the implant to rotate.
07/24/14
20140207154
Apparatus and method for heart valve repair
A device and method for repairing a mitral valve leaflet 2, 3. The device 10 includes a body 16 having an annular wall 18 and at least one aperture 22 through the annular wall 18.
07/24/14
20140202908
Dry prosthetic heart valve packaging system
Packaging for prosthetic heart valves including an assembly for stabilizing dry prosthetic tissue implants such as heart valves during storage. The packaging assembly includes a primary sterile barrier that permits gas sterilization of the tissue implant, and a secondary sterile barrier that prevents oxidation of the implant during storage.
07/17/14
20140200661
Rapidly deployable surgical heart valves
A quick-connect heart valve prosthesis that can be quickly and easily implanted during a surgical procedure is provided. The heart valve includes a substantially non-expandable, non-compressible prosthetic valve and a plastically-expandable frame, thereby enabling attachment to the annulus without sutures.
07/17/14
20140200659
Capping bioprosthetic tissue to reduce calcification
A treatment for bioprosthetic tissue used in implants or for assembled bioprosthetic heart valves to reduce in vivo calcification. The method includes applying a calcification mitigant such as a capping agent or an antioxidant to the tissue to specifically inhibit oxidation in tissue.
07/17/14
20140200657
Mitral spacer
A heart valve implant may include a shaft and an anchor configured to be coupled to an end of the shaft. A spacer may be coupled to a portion of the shaft and comprise a plurality of individual segments including a first and at least a second individual segment.
07/17/14
20140200649
Systems, methods and devices for retrograde pericardial release of a prosthetic heart valve
Embodiments of the present disclosure are directed to stents, valved-stents, and associated methods and systems for their delivery via minimally-invasive surgery.. .
07/17/14
20140196750
Preparation methods for transcatheter heart valve delivery systems
A delivery device for a collapsible prosthetic heart valve includes a support shaft around which a compartment is defined, an inner shaft extending through the support shaft and adapted to slide relative to the support shaft along a longitudinal axis thereof, the inner shaft having a lumen therethrough, and a distal sheath operatively connected at a distal end to the inner shaft and slidable therewith. The compartment may receive the valve in an assembled condition, and may be selectively covered and uncovered by the distal sheath.
07/10/14
20140194983
Valve prosthesis and method for delivery
Heart valve prostheses are provided for replacing a cardiac valve. The heart valve prosthesis includes a self-expanding frame including a first portion and a second portion.
07/10/14
20140194981
Anti-paravalvular leakage components for a transcatheter valve prosthesis
A valve prosthesis includes one or more anti-paravalvular leakage components coupled to a stent. The anti-paravalvular leakage component may encircle the stent and include a radially expandable control ring coupled to an unattached edge of a flexible skirt which extends the unattached skirt edge outwardly away from the stent and against the native heart valve to form an open-ended annular pocket around the stent.
07/10/14
20140194979
Transcatheter heart valves
A prosthetic heart valve comprises a collapsible and expandable support frame comprising a longitudinal axis. The frame comprises a first circumferential undulating structure defining an outflow end of the frame, and a second circumferential undulating structure spaced apart from the first circumferential undulating structure.
07/10/14
20140194978
Transcatheter heart valves
A prosthetic heart valve comprises a biological tissue valve and a collapsible and expandable support frame comprising longitudinal axis. The frame comprises an outflow circumferential structure defining an outflow end of the frame and defining a single row of expandable cells, and a circumferential undulating strut structure spaced apart from the outflow circumferential structure.
07/10/14
20140194977
Methods and apparatuses for deploying minimally-invasive heart valves
Methods and systems for delivering and deploying a prosthetic heart valve include a deployment mechanism coupled to the prosthetic heart valve, the deployment mechanism comprising a longitudinal shaft that when rotated in a first direction, expands the prosthetic heart valve from a contracted state to an expanded state, and optionally, when rotated in a second direction opposite the first direction, re-contracts the prosthetic valve from the expanded state. Embodiments of the deployment mechanism comprise a pinion gear that engages a gear track on the prosthetic heart valve..
07/10/14
20140194976
Devices and methods for heart valve repair
Devices and methods provide enhanced treatment of a cardiac valve annulus. Methods generally involve contacting an anchor delivery device with the valve annulus and releasing a plurality of coupled anchors from the anchor delivery device to secure the anchors to the annulus.
07/03/14
20140188221
Surgical heart valves adapted for post-implant expansion
A prosthetic heart valve configured to replace a native heart valve and having a support frame configured to be reshaped into an expanded form in order to receive and/or support an expandable prosthetic heart valve therein is disclosed, together with methods of using same. The prosthetic heart valve may be configured to have a generally rigid and/or expansion-resistant configuration when initially implanted to replace a native valve (or other prosthetic heart valve), but to assume a generally expanded form when subjected to an outward force such as that provided by a dilation balloon or other mechanical expander..
07/03/14
20140188220
Heart valve assemblies
An implantable prosthetic valve assembly includes a radially expandable frame including an inflow portion and a second portion. The inflow portion is configured, in an expanded state, to bear against a native cardiac annulus in a manner so as to resist migration.
07/03/14
20140188219
Post-implant expandable surgical heart valve configurations
Disclosed herein is a prosthetic heart valve, and associated methods therefore, configured to replace a native heart valve, and having a support frame configured to be reshaped into an expanded form in order to receive and/or support an expandable prosthetic heart valve therein. The prosthetic heart valve is configured to have an expansion-resistant configuration when initially implanted to replace a native valve (or other prosthetic heart valve), but to assume a generally expanded form when subjected to an outward force such as that provided by a dilation balloon or other mechanical expander..
06/26/14
20140180402
Elastomeric leaflet for prosthetic heart valves
A leaflet for a prosthetic valve formed of at least one layer that includes a composite material containing at least one expanded fluoropolymer membrane having serpentine fibrils and an elastomer is provided. The fluoropolymer may be polytetrafluoroethylene.
06/26/14
20140180400
Prosthetic valves, frames and leaflets and methods thereof
Described embodiments are directed toward prosthetic heart valve leaflets of particular shapes that control bending character. In accordance with an embodiment, a prosthetic heart valve comprises a leaflet frame having a generally tubular shape with attached film.
06/26/14
20140180399
Mesh enclosed tissue constructs
Described is a heart valve leaflet manufactured from a mesh material. The mesh material may have an ability to capture circulatory/stationary/migratory cells of the body to become biologically active.
06/19/14
20140172086
Vascular implant and delivery system
A vascular implant for replacing a native heart valve comprises a self expanding stent supporting a valve body having leaflets. The stent preferably comprises an anchoring structure configured to prevent the implant from passing through the valve annulus.
06/19/14
20140172085
Vascular implant
A vascular implant for replacing a native heart valve comprises a self expanding stent supporting a valve body having leaflets. The stent preferably comprises an anchoring structure configured to prevent the implant from passing through the valve annulus.
06/19/14
20140172083
Geometric prosthetic heart valves
Described embodiments are directed toward prosthetic heart valve leaflets of particular shapes that control bending character. In accordance with an embodiment, a prosthetic heart valve comprises a leaflet frame having a generally tubular shape with attached film.
06/19/14
20140172082
Prosthetic heart valve with leaflet shelving
Described embodiments are directed toward prosthetic valve leaflets of particular configurations that control bending character. In embodiments provided herein, a valve leaflet is provided with a planar zone that is bounded at a planar zone base by a straight line, wherein the leaflet is operable to bend along a base of the planar zone..
06/19/14
20140172081
Vertical coaptation zone in a planar portion of prosthetic heart valve leaflet
Described embodiments are directed toward prosthetic valve leaflets of a particular shape that allows redundant coaptation height in the leaflets when a planar segment is present in each leaflet.. .
06/19/14
20140172080
Truncated leaflet for heart valves
Described embodiments are directed toward prosthetic valves having leaflets of a particular shape that improves bending character without requiring a long length valve. In accordance with an embodiment, a prosthetic valve comprises a leaflet frame, a plurality of leaflets coupled to the leaflet frame, where each leaflet has a free edge and a base.
06/19/14
20140172079
Planar zone in prosthetic heart valve leaflet
Described embodiments are directed toward prosthetic valves having leaflets of a particular shape that improves bending character without requiring a long length valve. In accordance with an embodiment, a prosthetic valve comprises a leaflet frame, a plurality of leaflets coupled to the leaflet frame, where each leaflet has a free edge and a base.
06/19/14
20140172078
Geometric control of bending character in prosthetic heart valve leaflets
Described embodiments are directed toward prosthetic valves having leaflets of particular shapes that control bending character. In accordance with an embodiment, a prosthetic valve comprises a plurality of leaflets.
06/19/14
20140172077
Multi-frame prosthetic heart valve
Described embodiments are directed toward prosthetic valves and systems and methods of making prosthetic valves. In accordance with an embodiment, a prosthetic valve comprises and leaflet frame, and outer frame and a film.
06/19/14
20140172075
Transcatheter prosthetic heart valve delivery system and method with controlled expansion of prosthetic heart valve
A delivery system for use with a prosthetic heart valve having a stent frame to which a valve structure is attached includes a shaft assembly including a distal end, an intermediate portion, and a first coupling structure disposed near the distal end and configured to be coupled to a distal end of the prosthetic heart valve via a first tether. A sheath assembly defines a lumen sized to slidably receive the shaft assembly.
06/19/14
20140167308
Dipping mandrel with a gap
A mandrel (5) for molding polymer valve leaflets for heart valve prostheses is disclosed, including a body portion (52) including an outer surface with ridges (60) and contoured surfaces (64) corresponding to the leaflets, the upper edge of the contoured surfaces corresponding to the free upper edge of the leaflets, and the mandrel including a mandrel extension (54) above the body portion, and a gap (68) extending around the mandrel between the upper edge of the contoured surface and the mandrel extension. A process for producing these polymer valve leaflets is also disclosed by dip coating with this mandrel and re-moving the polymer film created at the gap, preferably by applying suction or blowing thereto..
06/12/14
20140163673
Prosthetic heart valve leaflet adapted for external imaging
Embodiments provided herein are related to prosthetic heart valve leaflets comprising one or more imageable elements that allow for visualization of the movement of the leaflets using imaging techniques, such as, but not limited to fluoroscopy, x-ray, ultrasound, and mri. When visualized using visualization techniques, the movement of the imageable element is directly related to the movement of the leaflet to which it is coupled, and therefore the movement of the leaflet may be determined..
06/12/14
20140163672
Transcatheter heart valves
A prosthetic heart valve comprises a biological tissue valve and a collapsible and expandable support frame having a longitudinal axis. The frame comprises an outflow circumferential structure defining an outflow end of the frame and consisting essentially row of diamond-shaded expandable cells.
06/12/14
20140163670
Prosthetic heart valve delivery system and method
A method for delivering a self-expanding prosthetic heart valve comprises positioning the prosthetic heart valve in an annulus of a native heart valve while mounted in a radially compressed state in a delivery cylinder, the delivery cylinder coupled to a distal end portion of the torque shaft, and rotating a torque shaft coupled to the delivery cylinder. Rotating the torque shaft retracts the delivery cylinder, thereby exposing the prosthetic heart valve, allowing the prosthetic heart valve to self-expand in the native valve annulus.
06/12/14
20140163669
Devices and methods for the replacement of the functioning of heart valves
A valve device is provided for implantation at the location of a natural heart valve, for replacing the functioning of the natural heart valve. The valve device includes a holding structure and a plurality of leaflets that open and close as the heart beats and pressure changes.
06/12/14
20140163667
Stentless aortic valve replacement with high radial strength
Disclosed is a stentless transluminally implantable heart valve, having a formed in place support. The formed in place support exhibits superior crush resistance when compared to conventional balloon expandable or self expandable stent based valves..


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Heart Valve topics: Heart Valve, Prosthetic, Percutaneous, Annuloplasty Ring, Prosthesis, Prostheses, Catheter Assembly, Percutaneous Transcatheter, Implantation, Delivery Tube, Shaft Assembly, Interventional, Longitudinal Axis, Scaffolding, Aortic Valve

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