Low profile prosthetic xenograft heart valve
US4388735A · kind A · utility
313Cited by
7References
34Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 3, 1980 |
| Grant date | Jun 21, 1983 |
| Priority date | — |
| Expiry date | Nov 3, 2000 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S623/90
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Prosthetic heart valves comprising an annular, right cylindrical, metal stent covered with fabric to which a glutaraldehyde-stabilized pericardial valving element formed of three leaflets, each having a plateau on a truncated triangle extending higher at the center than at the edges, and formed as a cylinder having a diameter substantially equal to the diameter of the stent, and having a low profile is disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.