Artificial cardiac valve with active opening
US4605408A · kind A · utility
23Cited by
6References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 29, 1984 |
| Grant date | Aug 12, 1986 |
| Priority date | — |
| Expiry date | Mar 29, 2004 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2210/009
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention relates to a cardiac valve comprising a seat and at least one mobile element ensuring opening and closure of the valve, characterized in that said seat and/or said mobile element comprises at least one device, known per se, which ensures controlled opening of said valve when the blood pressure is balanced on both sides of said mobile element.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.