Patent ID: 7229452

Claim:
A surgical fastener applier, comprising: a housing; an elongate tubular portion having a proximal end and a distal end, the elongate tubular portion comprising: a bore therethrough; an elongate jacket having an inner surface defining a longitudinal main channel extending through the jacket, the main channel being adapted to receive a surgical tack having a pair of depending legs and an arcuate cross-member interconnecting proximal ends of the legs, the main channel having an inner surface that includes a pair of longitudinally extending sub channels formed along the inner surface, each of the pair of sub channels being adapted to receive at least a portion of a respective one of a pair of legs of the surgical fastener therein; a rotatable drive rod having a proximal end and a distal end, the drive rod extending axially through the jacket, the drive rod including a longitudinally extending helical thread, the helical thread defining a groove that is adapted to receive the arcuate cross-member of the surgical fastener therein; and a mechanism operatively connected to the drive rod for rotating the drive rod to drive fasteners legs first from the distal end of the drive rod and from the distal end of the tubular portion.