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Meniscal bearing dislocation in the Oxford knee
E Verhaven1, F Handelberg, P P Casteleyn
1Department of Orthopaedics and Traumatology, Vrije Universiteit Brussel, Belgium.
Acta Orthopaedica Belgica
|January 1, 1991
Summary
The Oxford knee prosthesis can experience medial dislocation of its polyethylene meniscal bearing. This case report reviews meniscal bearing instability in Oxford Knee arthroplasty.
Area of Science:
- Orthopedic Surgery
- Biomedical Engineering
Background:
- The Oxford knee is a unicompartmental knee prosthesis utilizing a polyethylene meniscal bearing.
- Instability, including anterior dislocation and medial subluxation, is a known complication in lateral compartment arthroplasties.
Observation:
- This paper details a specific case of medial dislocation involving the lateral meniscal bearing of an Oxford Knee prosthesis.
Findings:
- The study identifies and discusses meniscal bearing instability as a complication in Oxford Knee arthroplasty.
- Literature review corroborates the occurrence of dislocation and subluxation in similar knee prostheses.
Implications:
- Understanding meniscal bearing instability is crucial for improving Oxford Knee prosthesis design and surgical outcomes.
- This case highlights the need for vigilance regarding polyethylene meniscal bearing stability in unicompartmental knee arthroplasty.