33 is a perspective view of the FIG. 32 device; FIG. 34 is a side view similar to FIG. 32, but with portions of the staple disposed behind the staple ring, according to an embodiment of the invention; FIG. 35 is a perspective view of the FIG. 34 device; FIG. 36 is a partial exploded view of a staple insertion/actuator mechanism, according to an embodiment of the invention; FIG. 37 is a perspective