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    • 46. 发明授权
    • Arcuate apparatus for applying two-part surgical fasteners
    • 用于应用两部分手术紧固件的弧形装置
    • US5156315A
    • 1992-10-20
    • US692177
    • 1991-04-26
    • David T. GreenHenry BolanosRobert J. GeisteWayne P. YoungStephen W. GerryFrank M. Rende, III
    • David T. GreenHenry BolanosRobert J. GeisteWayne P. YoungStephen W. GerryFrank M. Rende, III
    • A61B17/00A61B17/064A61B17/072A61B19/00
    • A61B17/07207A61B17/0643A61B2017/00446A61B2017/00451A61B2017/07221A61B2017/07228A61B2090/08021
    • Apparatus is disclosed for applying surgical fasteners to body tissue along an arcuate path. Each surgical fastener may be in the form of a two-part fastener having a pronged fastener portion for piercing body tissue, and an apertured retainer dimensioned and configured for engaged reception of the pronged fastener portion in interference fit therewith for gripping the body tissue therebetween. Alternatively, the fasteners may be in the form of deformable staples. The apparatus preferably includes arcuately shaped means for holding a plurality of the fastener portions in generally aligned relation, correspondingly arcuately shaped means spaced from the fastener portion holding means for gripping body tissue therebetween and for releasably holding a plurality of the retainers in generally aligned relation and positioned opposite the fasteners when the body tissue is positioned therebetween. Means is provided for sequentially advancing the pronged fastener portions toward the apertured retainers to cause the fastener portions to pierce the body tissue and to be received within the apertures of the retainers in engaged interference relation so as to cause the fastener portions and the retainers to be engaged while gripping the body tissue therebetween. A knife may be provided to cut the body tissue adjacent the fasteners as the fasteners are applied. A method for applying fasteners to body tissue on the apparatus of the invention along an arcuate path is also disclosed.
    • 公开了用于沿弓形路径将外科紧固件应用于身体组织的装置。 每个外科紧固件可以是两部分紧固件的形式,其具有用于刺穿身体组织的插入式紧固件部分,以及有孔保持器,该保持器的尺寸和构造用于接合接合夹紧的紧固件部分,以与其夹紧以夹持其间的身体组织。 或者,紧固件可以是可变形钉钉的形式。 该装置优选地包括弧形装置,用于以大致对齐的关系保持多个紧固件部分,相应的弧形装置与紧固件部分保持装置间隔开,用于夹持其间的身体组织,并且可释放地将多个保持器保持为大致对齐的关系, 当身体组织位于其间时与紧固件相对定位。 提供了用于将经插入的紧固件部分朝向有孔保持器顺序前进的装置,以使紧固件部分以接合的干涉关系刺穿身体组织并被容纳在保持器的孔内,以使紧固件部分和保持器成为 在夹持其间的身体组织的同时接合。 当施加紧固件时,可以设置刀来切割邻近紧固件的身体组织。 还公开了一种沿着弓形路径将紧固件应用于本发明的装置上的身体组织的方法。