Comparison Between Fixed- Versus Mobile-bearing TKA

Comparison Between Fixed- Versus Mobile-bearing TKA : a Randomized Prospective Study

The purpose of the study is to analyse the clinical and radiological results of a postero-stabilized TKA by using a mobile bearing versus fixed. Only patients with medial femorotibial arthritis will be included. The consequences on the patellofemoral joint will be thoroughly analysed on skyline view.

Inclusion Criteria:

• Medial medial femorotibial arthritis requiring an arthroplasty
• Age between 50y and 90y

Exclusion Criteria:

• Lateral femorotibial arthritis
• Inflammatory disease
• Stiff knee with flexion under 90°
• Revision TKA
• Previous surgery (except meniscectomy)