Surgical fastener and surgical stapling apparatus
US4917114A · kind A · utility
462Cited by
16References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 1, 1988 |
| Grant date | Apr 17, 1990 |
| Priority date | — |
| Expiry date | Apr 1, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T24/45534
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The two-part surgical fastener is composed of an annular stapling part having projecting prongs and annular retaining board having an annular gap which receives the prongs. Barbs on the prongs serve to abutt against a retaining ring on the retaining part to maintain a fixed relationship between the parts for stapling purposes. The anvil assembly on which the retaining part of the fastener is mounted as fingers which can be collapsed radially inwardly after stapling to permit ease of removal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.