Patent ID: 6863690

Claim:
A method for performing a revision of a shoulder arthroplasty comprising the steps of: implanting a shoulder prosthesis including a diaphyseal component fixed within the diaphysis of the humerus bone, and a metaphyseal component implanted within the metaphysis of the humerus bone and removably engaged to the diaphyseal component, having metaphyseal component having a first articulating element; disengaging the metaphyseal component from the diaphyseal component while maintaining the diaphyseal component fixed within the humerus bone; removing the metaphyseal component having a first articulating element; providing a metaphyseal component having a second articulating element; and engaging the metaphyseal component having a second articulating element to the diaphyseal component while the diaphyseal component is fixed within the humerus bone; wherein one of the first and second articulating elements includes a convex articulating surface, and the other of the articulating elements is a concave articulating surface.