A surgical stapling instrument including a handle assembly, an elongated body portion extending distally from the handle assembly, and a head portion. The handle assembly includes a firing trigger and a firing indicator. The firing trigger is movable between a first non-actuated position and a second...http://www.google.ca/patents/US20100133319?utm_source=gb-gplus-sharePatent US20100133319 - SURGICAL INSTRUMENT WITH INDICATOR
