Prosthetic heart valve including stent structure and tissue leaflets, and related methods
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United States of America Patent
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Nov 24, 2015
Grant Date -
Jul 18, 2013
app pub date -
Dec 26, 2012
filing date -
Dec 19, 2006
priority date (Note) -
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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.
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