Patent ID: 8317871

Claim:
A set of surgical components for use in a joint arthroplasty to reconstruct a head of a joint, the set of surgical components comprising: a modular joint component implanted into the joint having a head portion and a neck portion to engage an articulating surface, said modular joint component including a head member having a first convex articulating surface and a second fixation surface, said first articulating surface in rotational and transitional contact with said modular joint component and said second fixation surface having a first coupling mechanism secured to a fixation component, said fixation component having a second coupling mechanism extending from a first medial surface and fixably secured to said first coupling mechanism of said head member and a second generally spherical surface defined about a central axis of said fixation component, said fixation component having a depending fixation peg completely surrounding said central axis over its length, said fixation peg secured to the head of the joint within only one of said head portion and said neck portion and terminating within one of the head and neck of the joint, said fixation peg defining a central fastener accepting aperture formed along the central axis; and a spherical reamer operable to prepare a surface of the joint.