PROSTHETIC HEART VALVE INCLUDING STENT STRUCTURE AND TISSUE LEAFLETS, AND RELATED METHODS
3 Assignments
0 Petitions
Accused Products
Abstract
A method of making a prosthetic heart valve may include providing an annular stent having a plurality of annularly spaced commissure portions having tips, covering each of the tips with a first fabric cover, covering the first fabric covers and the remainder of the stent with a second fabric cover, covering the second fabric cover with a first tissue membrane, and covering the outside of the first tissue membrane with a second tissue membrane, the second tissue membrane forming leaflet portions that extend inwardly between the commissure portions.
2 Citations
17 Claims
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1. (canceled)
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2. A prosthetic heart valve, comprising:
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an annular stent having an inner side, an outer side, an inflow edge and an outflow edge; a first fabric cover over a portion of the outflow edge, the first fabric cover not extending to a remainder of the annular stent; a second fabric cover that extends over the first fabric cover and over the remainder of the inner side of the annular stent and the outer side of the annular stent; a first tissue membrane covering the second fabric cover; and a second tissue membrane that surrounds the first tissue membrane on the outer side of the stent. - View Dependent Claims (3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17)
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Specification