Detailed Description:

The primary objective is to compare functional outcome at 3 years after trapezio-metarcarpal arthroplasty with trapeziectomy and trapeziectomy with ligament reconstruction and tendon interposition. Literature values obtained by a recently published meta analysis will be used. The secondary objectives are: to compare functional outcome at 1 and at 5 years after trapezio-metarcarpal arthroplasty with trapeziectomy and trapeziectomy with ligament reconstruction and tendon interposition to determine pre- and post-operative HR QOL Incidence of radiolucencies at each follow up time point. Literature values from the same meta analysis will be used, Patients will be assessed at preoperatively, and at 1, 3 and 5 years postoperatively. Measured Outcomes: grip strength, tip pinch strength, key pinch strength, pain, occurrence of adverse events, hand function.}}