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Heart Valve patents



      
           
This page is updated frequently with new Heart Valve-related patents. Subscribe to the Heart Valve RSS feed to automatically get the update: related Heart RSS feeds.

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Date/App# patent app List of recent Heart Valve-related patents
04/17/14
20140107774
 Heart valve sizing ring for valve-sparing aortic root remodeling procedures patent thumbnailnew patent Heart valve sizing ring for valve-sparing aortic root remodeling procedures
A heart valve sizing ring is disclosed. The sizing ring includes an outer ring and an inner ring configured and arranged to couple to the outer ring.
04/17/14
20140107773
 Methods and devices for repair or replacement of heart valves or adjacent tissue without the need for full cardiopulmonary support patent thumbnailnew patent Methods and devices for repair or replacement of heart valves or adjacent tissue without the need for full cardiopulmonary support
Methods and systems for endovascular, endocardiac, or endoluminal approaches to a patient's heart to perform surgical procedures that may be performed or used without requiring extracorporeal cardiopulmonary bypass. Furthermore, these procedures can be performed through a relatively small number of small incisions.
04/17/14
20140107772
 Roughened cuff surface patent thumbnailnew patent Roughened cuff surface
A prosthetic heart valve includes a collapsible and expandable stent having a proximal end, a distal end, an annulus section adjacent the proximal end and an aortic section adjacent the distal end. A cuff having an inner surface and an outer surface is made sufficiently rough to promote tissue growth.
04/17/14
20140107770
 Delivery systems and methods of implantation for replacement prosthetic heart valve patent thumbnailnew patent Delivery systems and methods of implantation for replacement prosthetic heart valve
A delivery system and method for positioning and partially deploying a replacement valve at an implantation site, verifying the location of the replacement valve relative to the implantation site, and retrieving the partially deployed stent for repositioning relative to the implantation site.. .
04/17/14
20140107768
 Sizing device and method of positioning a prosthetic heart valve patent thumbnailnew patent Sizing device and method of positioning a prosthetic heart valve
A sizing device for a collapsible prosthetic heart valve includes a collapsible and expandable stent. A microelectromechanical sensor is coupled to the stent, the sensor being capable of collecting information related to the size and stiffness of tissue..
04/10/14
20140100653
 Stents for prosthetic heart valves patent thumbnailStents for prosthetic heart valves
A stented valve including a stent structure having a generally tubular body portion, an interior area, a longitudinal axis, an first end, an second end, and an outer surface; at least one outflow barb extending from the outer surface of the stent adjacent to the first end of the stent structure and toward the second end of the stent structure; at least one inflow barb extending from the outer surface of the stent adjacent to the second end of the stent structure and toward the first end of the stent structure; and a valve structure attached within the interior area of the stent structure.. .
04/10/14
20140100652
 Attachment device and methods of using the same patent thumbnailAttachment device and methods of using the same
Devices for attaching a first mass and a second mass and methods of making and using the same are disclosed. The devices can be made from an resilient, elastic or deformable materials.
04/03/14
20140094905
 Prosthetic heart valve systems patent thumbnailProsthetic heart valve systems
A heart valve that can be expanded following its implantation in a patient, such as to accommodate the growth of a patient and the corresponding growth of the area where the valve is implanted, and to minimize paravalvular leakage. In one aspect, the invention may maximize the orifice size of the surgical valve.
04/03/14
20140094904
 Retrievable heart valve anchor and method patent thumbnailRetrievable heart valve anchor and method
A method for endovascularly replacing a heart valve of a patient. In some embodiments the method includes the steps of: endovascularly delivering a replacement valve and an expandable anchor in an unexpanded configuration within a catheter to a vicinity of the heart valve; deploying the anchor from the catheter; expanding the anchor to contact tissue at an anchor site; and retrieving the anchor into the catheter.
04/03/14
20140094898
 Bioprosthetic components for an implant, in particular partly crosslinked biological heart valves patent thumbnailBioprosthetic components for an implant, in particular partly crosslinked biological heart valves
Bioprosthetic components based on, or comprising, biological materials for implants, preferably biological heart valves, in particular biological heart valve leaflets, which have only been chemically or thermally stabilized (partly crosslinked) at mechanically stressed points and therefore have zones having different mechanical properties, and to a method for the production thereof.. .
03/27/14
20140088697
Heart valve assemblies
A heart valve assembly comprises a first prosthesis configured to expand from an unexpanded state to an expanded state at which the first annular prosthesis contacts native tissue of a body lumen. The heart valve assembly also comprises a second prosthesis comprising a valve, and a connection adapter that secures the second prosthesis to the first prosthesis, the connection adapter having a multi-lobed circumference..
03/27/14
20140088696
Prosthetic valve for replacing an atrioventricular heart valve
A prosthetic valve for replacing an atrioventricular heart valve comprises an annular body (2) on which valvular cusps are fastened and which is adapted to be inserted into a valve annulus (18) of the heart (20). The annular body has a plurality of anchor elements which are connected thereto on the ventricle side and optionally other anchor elements which are connected to the annular body on the atrium side.
03/27/14
20140088695
Valve prosthesis for replacing an atrioventricular valve of the heart
The invention relates to a valve prosthesis for replacing an atrioventricular valve of the heart, comprising an annular body (12), to which heart valve leaflets are attached and which can be inserted in the valve annulus (18) of the heart (20), and further comprising at least one anchoring part (16, 16′), which protrudes from the annular body (12) on the ventricle side and can be anchored in tissue.. .
03/27/14
20140088694
Two-part prosthetic valve system
A prosthetic valve system for replacing a native aortic valve exhibiting regurgitation comprises a support structure and a transcatheter heart valve (thv) that is separate from the support structure. The support structure is radially collapsible and expandable, and deployable on an outflow side of the native aortic valve, circumscribing the native leaflets of the aortic valve.
03/27/14
20140088693
Methods for treating a heart valve, in particular a mitral valve
An apparatus for treating a heart valve apparatus includes at least two anchoring elements designed to be anchored at the annulus and/or heart wall of the valve to be treated. Each anchoring element has a support surface.
03/27/14
20140088692
Systems and methods for replacing a native heart valve and aorta with a prosthetic heart valve and conduit
A medical device includes an expandable conduit, a prosthetic heart valve and a delivery device, including a balloon catheter. The expandable conduit may include one or more inner or outer sleeves supported by a frame or stent.
03/27/14
20140088680
Prosthesis for transcatheter valve implantation
A prosthesis having first and second prosthetic sections is disclosed. The first prosthetic section includes a stent structure that may contain a first prosthetic valve secured therein and the second prosthetic section includes an annular frame that may contain a second prosthetic valve secured therein.
03/20/14
20140081391
Heart valve sewing cuff
An embodiment of the invention includes a sewing cuff for aortic heart valves that better approximates native anatomy by better mating with the crown-like anatomical annulus. Limiting distortion of the crown-like annulus provides better blood flow and overall valve function and provides a physician greater ease of implantation since native anatomy is not flattened.
03/20/14
20140081388
Device for the implantation and fixation of prosthetic valves
A device for the transvascular implantation and fixation of prosthetic heart valves having a self-expanding heart valve stent (10) with a prosthetic heart valve (11) at its proximal end is introducible into a patient's main artery. With the objective of optimizing such a device to the extent that the prosthetic heart valve (11) can be implanted into a patient in a minimally-invasive procedure, to ensure optimal positioning accuracy of the prosthesis (11) in the patient's ventricle, the device includes a self-expanding positioning stent (20) introducible into an aortic valve positioned within a patient.
03/20/14
20140081383
Stents for prosthetic heart valves
A stented valve including a stent structure including a generally tubular body portion having a first end, a second end, an interior area, a longitudinal axis, and a plurality of vertical wires extending generally parallel to the longitudinal axis around a periphery of the body portion, wherein the plurality of vertical wires includes multiple commissure wires and at least one structural wire positioned between adjacent commissure wires, and a plurality of v-shaped wire structures having a first end, a second end, and a peak between the first and second ends, wherein a first end of each v-shaped structure extends from a first vertical wire and a second end of each v-shaped structure extends from a second vertical wire that is adjacent to the first vertical wire, wherein each v-shaped structure is oriented so that its peak is facing in the same direction relative to the first and second ends of the body portion, and a valve structure including a plurality of leaflets attached to the stent structure within the tubular body portion.. .
03/20/14
20140076029
Load-controlled accelerated wear testing system for heart valve prostheses and other cardiovascular devices
A load-controlled accelerated wear testing system to test cardiovascular prostheses that enables a user to tune pulse waveform by adjusting the output loading pressure of a linear motor driving the testing system. A portion of the testing system is open to the atmosphere during testing, allowing a relatively lower threshold pressure necessary to drive fluid across the prosthesis during testing.
03/13/14
20140074229
Device for the implantation and fixation of prosthetic valves
A device for the transvascular implantation and fixation of prosthetic heart valves having a self-expanding heart valve stent (10) with a prosthetic heart valve (11) at its proximal end is introducible into a patient's main artery. With the objective of optimizing such a device to the extent that the prosthetic heart valve (11) can be implanted into a patient in a minimally-invasive procedure, to ensure optimal positioning accuracy of the prosthesis (11) in the patient's ventricle, the device includes a self-expanding positioning stent (20) introducible into an aortic valve positioned within a patient.
03/13/14
20140074228
Prosthetic heart valve
A prosthetic mitral valve assembly, comprising a housing in which a plurality of leaflets are pivotally supported, wherein a periphery of the leaflets cooperates with an inner surface of the housing to close the valve and the housing is formed with an external shape which substantially corresponds to that of a mitral valve annulus so as to fit within the annulus.. .
03/13/14
20140074227
Transcatheter prosthetic heart valve delivery device with stability tube and method
A device for percutaneous delivery of a stented prosthetic heart valve. The device includes a sheath, a handle, and an outer stability tube.
03/13/14
20140074223
Multiple orifice implantable heart valve and methods of implantation
A surgically implantable multiple orifice heart valve having a valve frame with at least two orifices, each of which can accommodate a tissue valve. The multiple orifice heart valve includes a stent frame having a first side, an opposite second side, and multiple orifices or opening, each of which extends from the first side to the second side of the stent frame and is adjacent to at least one of the other multiple orifices or openings..
03/13/14
20140073978
Method and apparatus for sensing and avoiding cardiac conduction system during valve deployment
Various techniques are described for replacement heart valve implantation. In one example, a system includes a specialized conduction system tissue activation potential sensing device, configured for delivery to an intracardiac region, a specialized conduction system tissue activation detector circuit, configured to detect, using the sensing device, a specialized conduction system tissue activation potential, and a processor circuit, configured to use information about the detected specialized conduction system tissue activation potential to generate a heart valve placement indication..
03/06/14
20140067054
Heart valve sealing devices
This disclosure pertains generally to prosthetic devices and related methods for helping to seal native heart valves and prevent or reduce regurgitation therethrough, as well as devices and related methods for implanting such prosthetic devices. In some cases, a spacer having a single anchor can be implanted within a native heart valve.
03/06/14
20140067052
Heart valve sealing devices
This disclosure pertains generally to prosthetic devices and related methods for helping to seal native heart valves and prevent or reduce regurgitation therethrough, as well as devices and related methods for implanting such prosthetic devices. In some cases, a spacer having a single anchor can be implanted within a native heart valve.
03/06/14
20140067050
Trans-aortic delivery system with containment capsule centering device
Heart valve delivery systems and methods of delivering and implanting heart valves using delivery catheters are disclosed. The delivery systems can include a handle assembly which can include a first control mechanism, a second control mechanism, and a decoupling mechanism.
03/06/14
20140067048
Heart valve sealing devices
This disclosure pertains generally to prosthetic devices and related methods for helping to seal native heart valves and prevent or reduce regurgitation therethrough, as well as devices and related methods for implanting such prosthetic devices. In some cases, a spacer having a single anchor can be implanted within a native heart valve.
02/27/14
20140058502
Integrated heart valve delivery system
Embodiments of the present disclosure provide a delivery apparatus for delivering a prosthetic heart valve to a native valve site via the human vasculature without the need for a separate introducer sheath. The delivery apparatus is particularly well-suited for advancing a prosthetic valve through the aorta (i.e., in a retrograde approach) for replacing a stenotic aortic valve..
02/20/14
20140052244
Sutureless anchoring device for cardiac valve prostheses
A device for anchoring on biological tissue a prosthetic heart valve, includes first and second anchoring assemblies mutually couplable to secure biological tissue therebetween. The anchoring assemblies include at least one pair of complementary arched portions having anchoring formations for anchoring on the biological tissue.
02/20/14
20140052243
Sutureless anchoring device for cardiac valve prostheses
A device for anchoring a prosthetic heart valve on biological tissue, includes first and second anchoring assemblies, mutually couplable to secure biological tissue therebetween. The anchoring assemblies include at least one pair of complementary arched portions having anchoring formations for anchoring on the biological tissue.
02/20/14
20140052242
Replacement prosthetic heart valve, system and method of implant
A prosthetic heart valve for functionally replacing a previously implanted prosthetic heart valve is disclosed. The prosthetic heart valve includes a collapsible support structure with leaflets and anchors mounted to the support structure.
02/20/14
20140052241
Guided delivery of prosthetic valve
An image-guided prosthetic valve deployment system employs a prosthetic valve (80), a catheter (70) and a delivery tracking system (90). The catheter (70) has an elongated body with a proximal tip (71a) and a distal tip (71b), and the elongated body includes a delivery section (72) adjacent the distal tip (71b) for deploying the prosthetic valve (80) relative to a heart valve (21) within an anatomical region (20).
02/20/14
20140052238
Delivery device having a curved shaft and a straightening member for transcatheter aortic valve implantation
A delivery device (100) includes a support member (128), a distal sheath (130), an outer shaft (120) and a strengthening member (140). The support member is adapted to hold a prosthetic heart valve.
02/20/14
20140052170
Embolism protection device
Disclosed herein are systems and methods for protecting a subject from embolisms during tavi percutaneous valve procedures, coronary bypass surgery and heart valve surgery. Various embodiments include an intravascular embolism protection device that includes an elongated, compliant frame made from a material having a shape-memory function, and a mesh material coupled to the elongated, compliant frame, the mesh material having a pore size selected to allow blood to pass therethrough while retaining potential emboli.
02/20/14
20140050689
Tissue grafted with a biodegradable polymer
Novel implantable tissue fixation methods and compositions are disclosed. Methods and compositions of tissue, fixed using polymeric and/or variable length crosslinks, and di- or polymercapto compounds are described.
02/13/14
20140046435
Stented transcatheter prosthetic heart valve delivery system and method
A percutaneous stented valve delivery device including an inner shaft, a sheath, and a delivery capsule. The sheath slidably receives the inner shaft.
02/13/14
20140046433
Heart valve prosthesis
A heart valve prosthesis configured for deployment within a native heart valve. The heart valve prosthesis includes a tubular stent and a prosthetic valve component disposed within and secured to the stent.
02/13/14
20140046426
Heart valve prosthesis
A heart valve prosthesis configured for deployment within a native heart valve. The heart valve prosthesis includes a tubular stent and a prosthetic valve component disposed within and secured to the stent.
02/13/14
20140046353
Shockwave valvuloplasty with multiple balloons
Described herein are shock wave devices and methods for the treatment of calcified heart valves. One variation of a shock wave device includes three balloons that are each sized and shaped to fit within a concave portion of a valve cusp when inflated with a liquid and a shock wave source within each of the three balloons.
02/06/14
20140039615
Devices and methods for surgical and percutaneous repair of heart valve lesions
The devices and methods relate to surgical and percutaneous repair of heart valve regions. The devices may be structured to conform to the desired shape of a specific patient.
02/06/14
20140039610
Transcatheter prosthetic heart valve post-dilatation remodeling devices and methods
A system and method for restoring (e.g., replacing) a defective heart valve of a patient. A delivery system is manipulated to percutaneously deliver and implant a stented prosthetic heart valve to a native heart valve.
02/06/14
20140039609
Holders for prosthetic heart valves
An improved holder and storage system for prosthetic heart valves that pre-shields or pre-constricts the commissure posts of the valve to prevent suture looping. Pre-shielding and pre-constriction mean at the time of manufacture, so that the valves are stored with the commissure posts shielded and/or constricted.
02/06/14
20140039608
Apparatus and method for heart valve repair
A device for gathering tissue of a heart valve leaflet may include an outer tube extending in an elongated direction, a capture tool moveable in the outer tube between a contained position and a use position, and a tissue securing component disposed at a distal end of the outer tube and adapted to be applied to tissue captured by the capture tool and to hold the captured tissue in a gathered configuration. The capture tool may include two grasping members that are moveable relative to one another in the elongated direction.
02/06/14
20140039607
Mitral valve leaflet clip
A device for gathering tissue of a heart valve leaflet may include an outer tube extending in an elongation direction and having an open distal end, a capture tool movable in the outer tube between a contained position and a use position, and a tissue securing component disposed at a distal end of the outer tube and adapted to be applied to captured tissue of the heart valve leaflet to hold the captured tissue in a gathered configuration. The outer tube may have an inner surface and a lumen extending therethrough.
02/06/14
20140039531
Flexible nosecone for percutaneous device
A for gathering tissue of a heart valve leaflet may include an outer tube extending in an elongation direction and having an open distal end, a capture tool movable in the outer tube between a contained position and a use position, a tissue securing component disposed at the open distal end of the outer tube, a nosecone removably assembled over the open distal end of the outer tube in a protective condition, and an actuation member joined to a central portion of the nosecone and extending into a lumen of the outer tube. The capture tool may be operable to capture tissue of the heart valve leaflet.
02/06/14
20140039511
Apparatus and method for heart valve repair
A device for transcatheter gathering of tissue of a heart valve leaflet may include an elongated tube extending in a longitudinal direction and a capture tool moveable in the elongated tube between a retracted position and an extended position. The elongated tube may have at least one slot extending generally in the longitudinal direction from a distal end of the elongated tube.
02/06/14
20140039324
Thorascopic heart valve repair method and apparatus
An instrument for performing thorascopic repair of heart valves includes a shaft for extending through the chest cavity and into a heart chamber providing access to a valve needing repair. A movable tip on the shaft is operable to capture a valve leaflet and a needle is operable to penetrate a capture valve leaflet and draw the suture therethrough.
01/30/14
20140031930
Cardiac implant configured to receive a percutaneous prosthetic heart valve implantation
The invention is a cardiac implant, and associated methods therefore, configured to repair and/or replace a native heart valve, and having a support frame configured to be reshaped into an expanded/changed form in order to receive and/or support an expandable prosthetic heart valve therein. The implant may be configured to have a generally rigid and/or expansion-resistant configuration when initially implanted to replace/repair a native valve (or other prosthetic heart valve), but to assume a generally non-rigid and/or expanded/expandable form when subjected to an outward force such as that provided by a dilation balloon.
01/30/14
20140031929
Implantable devices for controlling the internal circumference of an anatomic orifice or lumen
An implantable device for controlling the circumference of internal anatomic passages corrects physiologic dysfunctions resulting from a structural lumen which is either too large or too small. Implants area disclosed which employ various means for adjusting and maintaining the size of an orifice to which they are attached.
01/30/14
20140031926
Device and method for heart valve repair
The invention provides a device (50) and system for treating a heart valve having an anchor (54, 56) and one or more sutures attached to the anchor. The anchor has an expanded deployed configuration and a low caliber undeployed configuration.
01/30/14
20140031923
Trans-aortic surgical syringe-type device for deployment of a prosthetic valve
Prosthetic valve introducer systems and methods for deploying a heart valve prosthesis within a body lumen are disclosed. In certain embodiments, the valve introducer can include a delivery shaft to house a prosthetic valve and a distal tip, and a deployment element to push a prosthetic valve out of the distal tip of the delivery shaft.
01/30/14
20140031922
Delivery catheter with distal moving capsule for transapical prosthetic heart valve delivery
Heart valve delivery systems and methods of delivering and implanting heart valves using delivery catheters are disclosed. The delivery systems can include a handle assembly with a rotatable control knob and a catheter including an introducer shaft, an intermediate shaft extending from the handle assembly, an inner shaft extending from the handle assembly, and a capsule for containing a prosthesis.
01/16/14
20140018916
Methods and devices for modulation of heart valve function
Methods and devices for modulating heart valve function are provided. In the subject methods, a heart valve is first in structurally modified.
01/16/14
20140018915
Valve replacement devices, delivery device for a valve replacement device and method of production of a valve replacement device
A device for heart valve replacement comprises a valve component having at least two valve leaflets preferably made of pericardium tissue. Each valve leaflet includes at least two tabs.
01/16/14
20140018913
Methods for controlling the internal circumference of an anatomic orifice or lumen
A method for controlling the circumference of internal anatomic passages corrects physiologic dysfunctions resulting from a structural orifice or lumen which is either too large or too small. Implants are disclosed which employ various means for adjusting and maintaining the size of an orifice to which they are attached.
01/16/14
20140018911
Low profile heart valve delivery system and method
A heart valve delivery system includes a low-profile catheter having an outer sheath, the outer sheath having therein a stent and a replacement heart valve. In an unemployed configuration, the stent is located distally to the replacement heart valve.
01/09/14
20140012369
Transcatheter prosthetic heart valve delivery system with funnel recapturing feature and method
A delivery device for percutaneously deploying a stented prosthetic heart valve. The device includes a delivery capsule and a recapture sheath.
01/09/14
20140012367
Balloon sizing device and method of positioning a prosthetic heart valve
A sizing device for a collapsible prosthetic heart valve, the sizing device includes a collapsible and expandable balloon having a proximal end, a distal end. At least one microelectromechanical sensor is coupled to the balloon, the at least one sensor being capable of measuring information related to size and stiffness of tissue..
01/02/14
20140005779
Method and apparatus for heart valve surgery
A method for heart valve surgery may include providing a cardiac valve ring and suture loops connected to the cardiac valve ring, accessing a valve annulus of the heart of the patient, stapling at least one of the sutures loop to the valve annulus, and parachuting the cardiac valve ring down the suture to the valve annulus after the stapling. The cardiac valve ring may be an annuloplasty ring, a replacement heart valve, or other medical device..
01/02/14
20140005777
Valve cuff support
A prosthetic heart valve includes a stent having a collapsed condition and an expanded condition. The stent has a proximal end, a distal end and a plurality of cells, each cell being formed by a plurality of struts.
01/02/14
20140005776
Leaflet attachment for function in various shapes and sizes
A prosthetic heart valve includes a collapsible and expandable stent and a plurality of commissure features disposed on the stent. A collapsible and expandable valve assembly includes a plurality of leaflets connected to the plurality of commissure features, each commissure feature including a body having a proximal end and a distal end.
01/02/14
20140005775
Commissure attachment feature for prosthetic heart valve
A prosthetic heart valve includes a collapsible and expandable stent having a proximal end, a distal end, an annulus section adjacent the proximal end and an aortic section adjacent the distal end, the stent including a plurality of struts. A plurality of commissure features is disposed on the stent and coupled to selected ones of the struts, each commissure feature including a body having a proximal end and a distal end, and at least one eyelet in the body.
01/02/14
20140005773
Heart valve
An artificial heart valve comprises a support structure defining an aperture for blood flow and a flexible leaflet connected to the support structure along first and second at least partially straight lines of attachment, wherein the leaflet is movable relative to the support structure between an open configuration in which the leaflet permits blood flow through the aperture and a closed configuration in which the leaflet restricts blood flow through the aperture. A lateral cross-section taken through the leaflet defines an outwardly convex portion, an outwardly concave portion and a junction between the convex and concave portions.
01/02/14
20140005772
Prosthetic heart valve formation
A prosthetic heart valve includes a base and a plurality of polymeric leaflets. Each leaflet has a root portion coupled to the base, and each leaflet has an edge portion substantially opposite the root portion and movable relative to the root portion to coapt with a respective edge portion of at least one of the other leaflets of the plurality of leaflets.
01/02/14
20140005771
Leaflet in configuration for function in various shapes and sizes
A prosthetic heart valve includes a collapsible and expandable stent having a proximal end, a distal end, an annulus section adjacent the proximal end and an aortic section adjacent the distal end. The heart valve further includes a plurality of commissure features disposed on the stent, and a collapsible and expandable valve assembly, the valve assembly including a plurality of leaflets connected to the plurality of commissure features, each of the plurality of leaflets having a free edge and being configured to have a tension line aligned near the free edge to prevent backflow..
01/02/14
20140005769
Transcatheter heart valve delivery system with reduced area moment of inertia
A device for percutaneously repairing a heart valve of a patient including a self-expanding, stented prosthetic heart valve and a delivery system. The delivery system includes delivery sheath slidably receiving an inner shaft forming a coupling structure.
01/02/14
20140005766
Percutaneously implantable replacement heart valve device and method of making same
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.


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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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