Implantable biological tissue and process for preparation thereof
US4648881A · kind A · utility
450Cited by
2References
38Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 29, 1982 |
| Grant date | Mar 10, 1987 |
| Priority date | — |
| Expiry date | Nov 29, 2002 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S623/922
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A process for the preparation of implantable biological tissue, and in particular bioprosthetic heart valves, which are prone to calcification after implantation. The process includes treatment of tissue with solutions prior to implantation which have been found effective in reducing calcification of the implanted tissue.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.