Patent ID: 8506580
Filing Date: 2013-08-13
Classification: A61B

Abstract:
1. A surgical clip applier, comprising: a housing; a pair of handles pivotably connected to opposite sides of the housing; a channel assembly fixed to and extending from the housing; a jaw assembly including a pair of jaws extending from an end of said channel assembly, opposite said housing, said jaw assembly adapted to accommodate a clip therein and being operable to effect closure of a clip in response to movement of said handles; a clip carrier disposed within said channel assembly and defining a channel and a plurality of windows; a wedge plate slidably disposed within said channel assembly, said wedge plate being operatively connected to said handles and including a plurality of apertures formed along a length thereof; a clip pusher bar slidably positioned within at least one of said housing and said channel assembly, said pusher bar having a first end operatively connected to at least one of said handles and a second end defining a pusher terminating proximate said pair of jaws; a drive channel slidably disposed within at least one of said housing and said channel assembly, said drive channel having a first end operatively connected to at least one of said handles and a second end configured and dimensioned to selectively engage said pair of jaws to effectuate closure of said pair of jaws; a plurality of clips slidably disposed within said channel of said clip carrier; a clip follower slidably disposed within said channel of said clip carrier at a location proximal of said plurality of clips, said clip follower being configured and adapted for selective engagement with said windows of said clip carrier and said apertures of said wedge plate, wherein said clip follower is configured and adapted to distally urge said plurality of clips relative to said clip carrier upon a distal advancement of said wedge plate; and a pusher bar cam pivotably supported on the drive channel and movable therewith, said pusher bar cam extending through a slot formed in said wedge plate and into a window formed in said pusher bar, wherein as said drive channel is moved distally said pusher bar cam moves said pusher bar distally.