Perfect balance in total knee arthroplasty: The elusive compromise

A Tensor/Balancer device (Stryker Howmedica Osteonics, Allendale, NJ) was used to restore optimal stability and alignment during 83 consecutive total knee arthroplasties with a minimum of 6-week clinical and radiographic follow-up. The surgical technique is described. Mean flexion-extension symmetry was restored to within 1 degrees. Mean femoral rotation required to achieve symmetry in flexion differed between varus (4.38 degrees ) and valgus …