#$%^&*AU2012258496A120130704.pdf#####SURGICAL INSTRUMENT INCLUDING FIRING INDICATOR ABSTRACT A surgical instrument (500) including a loading unit (16) and an indicator (5) that provides an indication whether the loading unit (16) has been used. The indicator (5) provides an indication by transitioning from a first position to a second position that is viewable by a user to prevent inadvertent reloading of the loading unit (16) after use.3/ .4 .220 16 120 22.0 17 FIG.3A9 20 16 02 1no FI G. 38