Prosthetic heart valve including stent structure and tissue leaflets, and related methods
US9192470B2 · kind B2 · utility
7Cited by
15References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 26, 2012 |
| Grant date | Nov 24, 2015 |
| Priority date | — |
| Expiry date | Feb 7, 2034 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2220/0075
- WIPO fieldMedical technology
- WIPO sectorInstruments
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.