Method for producing heart valves
US6165215A · kind A · utility
68Cited by
14References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 29, 1998 |
| Grant date | Dec 26, 2000 |
| Priority date | — |
| Expiry date | Oct 29, 2018 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S623/91
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A method for producing valves for blood flow control having an outer sleeve and a plurality of flexible leaflets fixed to an inner surface of the sleeve, including: molding the valve to a first shape, in which the valve leaflets are in a closed position; holding the valve in a second desired shape, in which the valves are in an open position; and immersing the valve in a hot liquid while holding it in the second shape.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.