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    • 2. 发明公开
    • SURGICAL STAPLER WITH UNIVERSAL ARTICULATION AND TISSUE PRE-CLAMP
    • UNIVERSELL SCHWENKBARES CHIRAGGISCHESKLAMMERGERÄTUND GEWEBE-VORKLEMME
    • EP3085315A1
    • 2016-10-26
    • EP16173306.8
    • 2003-10-06
    • Covidien LP
    • Olson, Lee AnnStearns, Ralph A.Emmons, Clifford L.Roy, PhilipBeardsley, John W.Racenet, David D.
    • A61B17/072
    • A61B17/068A61B17/07207A61B2017/07214A61B2017/07278A61B2017/07285A61B2017/2927A61B2017/2929A61B2017/2932A61B2017/2939A61B2017/320024A61B2017/320052
    • A tool assembly for a surgical stapling device, comprising: an anvil assembly having a bottom surface and a longitudinally disposed slot; a channel assembly having a longitudinally disposed slot; a staple cartridge which mechanically mounts to the channel assembly; a sled being selectively movable along the staple cartridge to effect ejection of a plurality of staples from the cartridge; and a dynamic clamping member movable with the sled through the channel assembly and the anvil assembly, wherein the dynamic clamping member includes: a first mechanical interface which slidingly engages the anvil assembly; a bottom flange which slidingly engages the channel assembly; a support member that extends upwardly from the bottom flange to the first mechanical interface; wherein the bottom flange is formed integrally with the support member, and the first mechanical interface and the flange of the dynamic clamping member are in substantial vertical registration relative to one another to oppose the expansive forces associated with clamping and stapling tissue and to maintain a substantially uniform gap between tissue contacting surfaces of the anvil assembly and the staple cartridge during stapling.
    • 一种用于外科缝合装置的工具组件,包括:砧组件,其具有底表面和纵向设置的狭槽; 具有纵向设置的槽的通道组件; 机械地安装到通道组件的钉仓; 滑动件可选择性地沿着钉仓移动以实现多个订书钉从盒中的排出; 以及动态夹紧构件,其通过所述通道组件和所述砧座组件可滑动地移动,其中所述动态夹紧构件包括:滑动地接合所述砧组件的第一机械接口; 滑动地接合通道组件的底部凸缘; 支撑构件,其从底部凸缘向上延伸到第一机械界面; 其中所述底部凸缘与所述支撑构件一体地形成,并且所述动态夹紧构件的所述第一机械界面和所述凸缘相对于彼此基本上垂直对准,以相对于与夹紧和缝合组织相关联的膨胀力并且基本上保持 在装订期间砧组件的组织接触表面与钉仓之间的均匀间隙。