Articulation mechanism for surgical instrument
US7703653B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 28, 2007 |
| Grant date | Apr 27, 2010 |
| Priority date | — |
| Expiry date | Jan 16, 2028 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2017/2946
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An articulating elongate surgical instrument includes a handle assembly, an elongated body portion, a tool assembly pivotally supported on the distal end of the elongated body portion. The elongate surgical instrument includes as well an articulation mechanism to effect the movement of the tool assembly, the articulation mechanism including a pivot member operatively coupled to the tool assembly. The elongated body includes at least one articulation drive member having at least one retaining surface therein; a firing rod disposed adjacent the articulation drive, with an articulation locking actuating surface disposed upon the firing rod; and an articulation locking means configured to selectively engage and disengage from the actuating surface and to selectively engage and disengage from the retaining surface of the articulation drive member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.