Circular stapler and staple line reinforcement material
US8789737B2 · kind B2 · utility
1,796Cited by
179References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 27, 2011 |
| Grant date | Jul 29, 2014 |
| Priority date | — |
| Expiry date | Apr 27, 2031 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2017/07271
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A surgical stapling instrument comprises a staple cartridge assembly having a plurality of rows of staple receiving slots, an anvil assembly having an anvil member defining a plurality of rows of staple forming recesses, the staple cartridge assembly, the anvil assembly, or both, having one or more attachment members; and a staple line reinforcement material attached to the attachment members by ultrasonic welding. The staple line reinforcement material can be attached to an anvil assembly utilizing a retainer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.