Total Knee Arthroplasty With Vitamin E Polyethylene

Total Knee Arthroplasty With Vitamin E Polyethylene

The aim of this observational study is to investigate if there is any difference in survival rate, clinical and radiological results after total knee replacement with vitamin E-blended polyethylene in comparison to conventional polyethylene at minimum 7-year follow-up

Inclusion Criteria:

• Patient who received primary cemented total knee arthroplasty with GKS Prime Flex Mobile knee by Permedica Orthopaedics with vitamin E polyethylene bearing or with conventional polyethylene bearing.
• Minimum 7-year follow-up;
• Age ≥ 18 and < 85 years;
• Patient who signed informed consent.

Exclusion Criteria:

• Patient who received primary cemented total knee arthroplasty with a different knee prosthetic design;
• Patient already enrolled in other clinical studies.