Three staple drive member
US4978049A · kind A · utility
2,370Cited by
6References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 26, 1989 |
| Grant date | Dec 18, 1990 |
| Priority date | — |
| Expiry date | May 26, 2009 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2017/07278
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A staple drive member for a surgical stapling apparatus. The staple drive member is capable of driving up to three staples at a time and comprises a body portion having a camming surface at its proximal end contacted by a transversely moving cam, and three rectangular staple pusher plates oriented in a staggered arrangement such that two outside plates are located predominantly at the proximal end, and one middle plate is located predominantly at the distal end.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.