Heart valve stent
US3983581A · kind A · utility
229Cited by
4References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 17, 1975 |
| Grant date | Oct 5, 1976 |
| Priority date | — |
| Expiry date | Nov 17, 1995 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2220/0075
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An anatomically configured stent for a tanned, expanded natural tissue heart valve and a valve prosthesis including the stent are disclosed. The stent comprises a frame whose interior configuration is the anatomical negative of the exterior configuration of a tanned, expanded, natural tissue valve and a fabric cover covering at least the exterior of the frame, the cover having a bead along its perimeter that provides a site for attachment of the valve to the stent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.