Patent ID: 7770773

Claim:
A surgical device, comprising: a first jaw; and a second jaw coupled to and moveable relative to the first jaw between a closed position and an intermediate open position within a plane, the plane being fixed with respect to the first jaw, the second jaw further moveable between the intermediate open position and a fully opened position by rotating the second jaw with respect to the first jaw about an axis extending within the plane, wherein between the intermediate open position and the fully opened position, the second jaw is further moveable relative to the first jaw in a direction parallel to the plane, and a first driver includes at least a spur gear, a worm and a worm gear in turning and gearing relationship with each other, and an externally-threaded screw fixedly connected at one end to the worm gear and in engagement with an internally-threaded bore of the second jaw, the rotation of the gears thereby causing relative movement of the first jaw and the second jaw between a first position and a second position, and the internally threaded bore of the second jaw is disposed within an arm, the arm configured to move longitudinally within and relative to a sleeve attached to the first jaw, the sleeve and the arm having a camming arrangement that is configured to move the second jaw between the first and second positions.