Surgical clip applier
US5591178A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Sep 13, 1995 |
| Grant date | Jan 7, 1997 |
| Priority date | — |
| Expiry date | Sep 13, 2015 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2017/1107
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
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…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.