[High tibial osteotomy for osteoarthritis of the knee with varus deformity].

Twenty-eight cases (31 joints) with osteoarthritis of the knee associated with varus deformity were operated on by modified Koshino high tibial osteotomy. After operation 19 knee joints were followed up for more than one year (average 34.1 months). Eighteen knee joints had a satisfactory result, especially excellent are the pain relief and increment of walking ability. The operative procedures and surgical indication were described. The main factors affecting the curative effect of high tibial osteotomy on osteoarthritis of the knee, the advantages and disadvantages of this method were discussed.