Synthetic semiabsorbable tubular prosthesis
US4990158A · kind A · utility
72Cited by
36References
38Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 10, 1989 |
| Grant date | Feb 5, 1991 |
| Priority date | — |
| Expiry date | May 10, 2009 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2210/0004
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A composite yarn possessing a nonabsorbable, elastic core yarn component and an absorbable, relatively inelastic sheath yarn component is employed in the manufacture of a porous tubular prosthesis useful, e.g., in vascular reconstruction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.