Patent ID: 9566110
Date: 2017-02-14
CPC Classifications: A61B

Claim:
1. An apparatus for operating on tissue, the apparatus comprising: (a) an end effector, wherein the end effector comprises: (b) an actuator; (c) a firing member configured to move longitudinally relative to the end effector in response to actuation of the actuator, wherein the second jaw is configured to pivot relative to the first jaw in response to longitudinal movement of the firing member; (d) a spring assembly coupled with the actuator, wherein the spring assembly is adjustable from a first position to a second position, wherein the spring assembly is configured to compress to thereby resiliently bias the actuator to pivot the second jaw toward the open position when the spring assembly is in the first position, wherein the spring assembly is configured to compress a smaller amount when the spring assembly is in the second position than the first position; and (e) a handpiece, wherein the spring assembly is positioned within the handpiece.