W SHAPED STAPLES AND SLOTTED RECEIVERS (CASE VII)

摘要

A surgical instrument for joining tissue by means of two-piece fasteners. The fasteners comprise a staple and a receiver that interlocks with said staple. The instrument comprises a support body, a pair of jaws mounted at one end of the support body, a staple housing mounted in one of the jaws, the housing having a plurality of openings for accepting staples, W-shaped staples disposed in the openings. The staples are held in the openings by frictional contact between the legs of the staple and the walls of the openings. A plurality of receivers are disposed in the other jaw. Means is mounted on the support body for moving the jaws containing the staple housing towards the other jaw to close the gap and clamp tissue placed therebetween. Drive means is mounted on the support body for driving the staples from the jaw on which the staple housing is mounted towards the opposite jaw to interlock with the receivers disposed in the opposite jaw. Actuating means is mounted at the end of the support body opposite the end on which the jaws are mounted for actuating the staple drive means.