Objective: To study the classification of the abduction contracture of the hip and evaluation for treating results, report the experience of the surgical treatment and the recovery after surgery.
目的：探讨外展性髋挛缩的分级和疗效评定标准，报道手术治疗和康复经验。
2
Objective to evaluate the effect on the development of hip joint by gluteal muscle contracture and to study the significance of early surgical treatment for this disease.