Arthroplasty of the upper extremity is an established surgical intervention in the management of arthritis of the elbow, wrist and hand. The anatomy, kinematics and demands of the elbow, wrist, thumb CMC, and finger MCP and PIP joints pose unique surgical challenges. Implant design considerations are important in providing a joint that mimics the native joints and maximizes survivorship. However, outcomes are less predictable in these upper extremity joints when compared to t