| 摘要 |
1,198,665. Surgical staplers. UNITED STATES SURGICAL CORP. 6 Oct., 1967 [10 Oct., 1966], No. 28464/69. Divided out of 1,198,663. Heading A5R. [Also in Division B4] The subject-matter of this specification forms part of that described in the Specification 1,198,663 but the claims are concerned with a surgical stapling device including a cartridge of staples and a handle operable to eject and clinch the staples, the handle operating with a mechanical advantage which varies in amplitude along the driving stroke of the handle in direct proportion to the drive force required to bend and clinch the staples. |
