Patent ID: 8925784
Filing Date: 2015-01-06
Classification: A61B

Abstract:
1. A surgical fastening instrument comprising: a handle portion; an elongate portion extending distally from the handle portion and defining a longitudinal axis along a length thereof; an end effector assembly including an anvil and a cartridge supported adjacent a distal end of the elongate portion, each of the anvil and the cartridge including a tissue contacting surface oriented substantially perpendicular to the longitudinal axis; a plurality of surgical fasteners; a plurality of pushers; at least two of the plurality of pushers being independently movable and supporting at least two of the plurality of surgical fasteners; a driver member coupled to the elongate portion and movable to effect sequential ejection of the at least two surgical fasteners of the plurality of the surgical fasteners from the cartridge; the plurality of surgical fasteners being in operative communication with the plurality of pushers; and a camming member rotatably supported between the driver member and the plurality of pushers and being rotatable by the driver member, the camming member having a helical configuration and at least one edge so that when the camming member is rotated by the driver member, the edge contacts the pushers in a consecutive manner.