Polyethylene exchange only for prosthetic knee instability.

@article{Brooks2002PolyethyleneEO,
  title={Polyethylene exchange only for prosthetic knee instability.},
  author={D Hodari Brooks and Thomas K. Fehring and William L Griffin and J. Bohannon Mason and Thomas H. McCoy},
  journal={Clinical orthopaedics and related research},
  year={2002},
  volume={405},
  pages={182-8}
}
From 1987 to 1996, 47 revision total knee arthroplasties were done for tibiofemoral instability. Sixteen of these patients had polyethylene exchange only to treat their instability. Fourteen of these patients were available for review. The mean followup was 56 months. The mean Hospital for Special Surgery Knee Score increased from 50 points preoperatively to 73 points at the most recent followup. Clinically, stable knees were produced in 71% of patients (10 of 14). The results of the current… CONTINUE READING