Varus-Producing and Derotational Sub trochanteric Osteotomy in the Treatment of Congenital Dislocation of the Hip

Congenital dysplasia of the hip joints continues to be an incompletely solved probleni for the orthopaedic surgeon, as evidenced by the numerous articles in medical literature. The results of muroutimue treatment used at the Shriners ’ Hospitmil for Crippled Children in Portland, Oregon, i’ere reported in 1955 Treatment included the de-tect.ion (If amiteversioii by a simple roentgen technique, skeletal traction prior to re-(hilct.iOfl, imniobihization in a position of inward rotation and abduction to main-tam reduction, a wmulking peg to permit weight-bearing in the cast, amid, finally, eo)rrecti(In of anteversion by subt.rochamiteric osteotomy. We wish to stress that this mnethod of treatment and the mu.dditional procedure, which is being reported mit. this tiliie, mtl.e applicable miiaimily to children eighteen nioiit.hs ttlu(! older: these procedures al.e not applicah)le to imufants iii w’honi the simple abduction l)ositiohh is usually suf-ficient to give a good result.. Whemi this routine w’as first used, the subt.rochanteric osteotomny was not checked l)y roentgenograms during the operation i)efore the spica cast ‘as applied