Surgical stapler
US6817509B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 17, 2003 |
| Grant date | Nov 16, 2004 |
| Priority date | — |
| Expiry date | Nov 17, 2023 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2090/0814
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A surgical stapler is disclosed including a first body portion supporting an anvil plate defining a fastener forming surface, and a second body portion releasably mating with the first body portion. A disposable loading unit is removably supported in the second body portion and includes a cartridge defining a plurality of slots, a plurality of surgical fasteners disposed in the slots, a plurality of ejectors positioned adjacent the surgical fasteners, and a wedged actuator for sequentially interacting with the ejectors. An elongated actuation member is mounted for longitudinal movement within the second body portion and is releasably engageable with the wedged actuator. A locking mechanism having a locking member and a biasing member is included in the second body portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.