Surgical clip applier

Details Surgical clip applier Surgical clip applier

A - Human Necessities

61

B

A61B 17/115 (2006.01) A61B 17/068 (2006.01) A61B 17/128 (2006.01) A61B 17/11 (2006.01)

Patent

CA 2107635

A surgical clip applicator comprising a housing, a pair of handles pivotally connected to oppasite 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 fox sliding said channel assennbly in a distal direction in response to closing 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 sand 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 dip carrier between said jaws in response to opening of said handles form each other. A clip retainer for preventing movement of said spring biased pusher bar is also provided.

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