Patent ID: 8267302

Claim:
A loading unit configured for releasable engagement with a surgical instrument, the loading unit comprising: a body portion defining a longitudinal axis, a proximal portion of the body portion configured for releasable engagement with an endoscopic portion of the surgical instrument; a drive assembly slidingly disposed at least partially within the proximal body portion; a pair of jaw members extending generally distally from the proximal body portion, each of the jaw members being longitudinally curved with respect to the longitudinal axis, the pair of jaw members including a first jaw member and a second jaw member; an asymmetrical dynamic clamping member disposed adjacent a distal portion of the drive assembly, the dynamic clamping member including an upper beam, a lower beam, and a vertical beam, the vertical beam connecting the upper beam and the lower beam and including a cutting edge on a distal portion thereof; and a tissue stop disposed adjacent a distal portion of the first jaw member and configured to impede tissue from distally escaping the jaw members.