Prosthetic heart valve assembly
US4790843A · kind A · utility
350Cited by
9References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 16, 1986 |
| Grant date | Dec 13, 1988 |
| Priority date | — |
| Expiry date | Jun 16, 2006 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2/2409
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A prosthetic heart valve assembly which includes an artificial annulus, a prosthetic valve and a retaining ring for releasably retaining the prosthetic valve on the artificial annulus. By removing the retaining ring, the valve can be replaced with another valve. The artificial annulus includes a suture ring and a mounting ring mounted on the suture ring for receiving the prosthetic valve and the retaining ring.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.