Prosthetic heart valve with increased valve lumen
US6007577A · kind A · utility
83Cited by
16References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 25, 1997 |
| Grant date | Dec 28, 1999 |
| Priority date | — |
| Expiry date | Sep 25, 2017 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2/2409
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A heart valve prosthesis having a valve housing providing a lumen therethrough. The valve housing has a first annulus on one end and a second annulus on the other end spaced apart from the first annulus. A suture cuff is used for attaching the valve housing to heart tissue of a patient. The cuff is attached between the first annulus and the second annulus. The cuff is positioned such that prosthesis is attached in a supra-annular position relative to a tissue annulus of the heart. The design allows for an increased valve lumen.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.