Patent ID: 8048161

Claim:
A glenoid prosthesis providing affixation to a resected surface of a scapula, the glenoid prosthesis comprising: an oval body having an inferior-superior axis, a lateral surface operatively connected to a humeral head, and a medial surface for attaching to the resected surface of a scapula; a plurality of pegs extending medially from the medial surface for insertion into the resected surface of a scapula, each of the plurality of pegs having a plurality of circumferential barbs or grooves; and at least one protrusion having an elongated arcuate cross-section in a plane parallel to the medial surface, the protrusion extending medially from the medial surface, and disposed laterally of the plurality of pegs, for insertion into the resected surface of the scapula, wherein the centers of each of the plurality of pegs and of the at least one protrusion are located on the inferior-superior axis of the body.