SURGICAL STAPLER WITH TIMER AND FEEDBACK DISPLAY
1 Assignment
0 Petitions
Accused Products
Abstract
A surgical apparatus has a clamp and a stapling mechanism. The clamp has a first jaw and a second jaw to clamp on a body tissue at a desired location for a stapling operation. The stapling mechanism is controlled by a trigger handle or a switch assembly. The surgical apparatus has a controller for providing a delay between clamping and actuating of the firing mechanism of the stapling mechanism. The delay provides for a desired amount of time for tissue compression producing a more uniform staple formation. The surgical apparatus also has an indicator. The indicator provides feedback about the status of the stapling mechanism and also displays a time of tissue compression by the clamp.
-
Citations
41 Claims
-
1-35. -35. (canceled)
-
36. 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; and a controller configured to determine an occurrence of clamping by the anvil and the staple cartridge, the controller controlling firing of the plurality of staples from the staple cartridge; wherein when the trigger is actuated the controller delays firing of the plurality of staples from the staple cartridge to provide for a predetermined time period of tissue compression of the tissue between the anvil and staple cartridge and wherein the controller outputs a control signal to allow firing once the predetermined time period is reached. - View Dependent Claims (37, 38, 39, 40, 41)
-
Specification