A surgical apparatus is disclosed which includes a handle assembly having a barrel portion, a stationary handle depending from the barrel portion, and an actuating handle pivotally associated with the barrel portion. An elongate body assembly having opposed proximal and distal end portions and an interior bore extending therethrough is releasably engaged within the barrel portion of the handle assembly. An actuation assembly is provided and includes an elongate control shaft dimensioned to extend through the interior bore of the body assembly. A jaw housing is attached to a distal end portion of the control shaft, and a pair of jaw members are supported in the housing. The jaw housing is releasably engaged to the body assembly within the interior bore thereof, and a proximal end of the control shaft is releasably engaged to the actuation handle. A release button is mounted in the barrel portion of the handle assembly and includes a spring biased clasp for releasably engaging the control shaft adjacent the proximal end thereof.