Patent ID: 7891532
Filing Date: 2011-02-22
Classification: A61B

Abstract:
1. A surgical stapler comprising: a handle assembly including a movable handle; an elongated body extending distally from the handle assembly and defining a longitudinal axis; an actuation assembly including an actuation member having teeth, a driving pawl, a locking member, and a release member, the driving pawl being operatively associated with the movable handle and movable into engagement with the actuation member to effect longitudinal movement of the actuation member, the locking member being movable into engagement with the actuation member to retain the actuation member in a longitudinally fixed position, the release member being movable to engage the locking member and move the locking member away from the actuation member; a staple cartridge supported by the elongated body and containing a plurality of staples; an anvil mounted adjacent the staple cartridge, the anvil having a fastener forming surface thereon, the anvil and staple cartridge being movable in relation to one another between an open and a closed position; and an actuator operatively connected to the actuation member, the actuator being configured to move relative to the staple cartridge and anvil to effectuate sequential ejection of the staples from the staple cartridge.