发明名称 |
Surgical clip applier |
摘要 |
A surgical clip applicator comprising a housing, a pair of handles pivotally connected to opposite sides of said housing, and a jaw blade assembly fixedly connected to the housing. The jaw blade assembly includes a pair of jaws for receiving and deforming a clip therebetween and a clip carrier for supplying a series of clips to said jaws. A channel assembly is slidably mounted in the housing and envelops said jaw blade assembly. A forming cam is connected between and to said handles and said channel assembly for sliding said channel assembly in a distal direction in response to dosing of said handles together to move said jaws towards each other. A feed cam bar slidably mounted in said channel assembly in overlying relation to said clip carrier, said bar having a nose at its distal end. A pusher bar slidably mounted in said channel assembly for advancing clips along said clip carrier. A first spring means connected between said cam bar and said forming cam for sliding said cam bar in a proximal direction in response to closing of said handles together and further biasing said channel assembly in a proximal direction. Second spring means biasing said pusher bar in a distal direction to push a foremost clip in said clip carrier between said jaws in response to opening of said handles from each other. A clip retainer for preventing movement of said spring biased pusher bar is also provided.
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申请公布号 |
US5591178(A) |
申请公布日期 |
1997.01.07 |
申请号 |
US19950527698 |
申请日期 |
1995.09.13 |
申请人 |
UNITED STATES SURGICAL CORPORATION |
发明人 |
GREEN, DAVID T.;BOLANOS, HENRY;ALESI, DANIEL E.;TOSO, KENNETH E. |
分类号 |
A61B17/11;A61B17/128;(IPC1-7):A61B17/00 |
主分类号 |
A61B17/11 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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