Surgical instrument
US7476237B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 23, 2004 |
| Grant date | Jan 13, 2009 |
| Priority date | — |
| Expiry date | Jan 11, 2027 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2018/1432
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A surgical instrument includes a tubular member, a partition member for partitioning the inside of the tubular member, first and second shafts movable in forward and backward directions, an end effector, a base member connected to the second shaft, a supporting pin for supporting the base member to mount the end effector on the tubular member, a first connection member being movable in both forward and backward directions in the base member to open and close jaws connected to the end effector, a second connection member being movable through a joint formed by the supporting pin, a first operation control portion for manipulating the end effector via the first shaft, and a second operation control portion for moving the second shaft in both forward and backward directions to control the angle of the joint.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.