Patent ID: 7845534
Filing Date: 2010-12-07
Classification: A61B

Abstract:
1. A surgical stapler comprising: a handle assembly including a trigger; a clamping device having a staple cartridge containing a plurality of staples and an anvil having a fastener forming surface thereon, the clamping device having a first open state and a second closed state; a drive assembly at least partially located within the handle and connected to the clamping device; a controller configured to determine an occurrence of clamping by the anvil and the staple cartridge, the controller controlling a delay between start of clamping and firing of the plurality of staples from the staple cartridge for a predetermined time period; and a dampening device coupled to the controller, the dampening device modulating movement of the drive assembly to vary movement of the clamping device to correspond with the predetermined time period from the start of the movement at the first open state to the end of the movement at the second closed state.