本文报告采用改良骨骺刺激术治疗小儿麻痹后遗肢短和膝关节反屈，外翻畸形３５例．复查时间２～１８个月。此手术矫治肢短畸形效果满意。还通过外积性骨生成，局部的可塑性增加，膝关节各部分通过压力增减出现形态改变，从而达到矫治膝关节反屈或外翻畸形的目的．本手术还有对病人创伤小、住院时间短、无合并签等优点． This article reports the use of modified epiphyseal stimulation in the treatment of short limbs and knee flexion and valgus deformity in 35 cases of poliomyelitis. Review the time of 2 to 18 months. The surgical correction of short limb deformity satisfactory results. But also through the external bone formation, increased local plasticity, changes in various parts of the knee through pressure changes appear morphological changes, so as to achieve the purpose of correcting knee flexion or valgus deformity. The surgery also has the advantages of less trauma to the patient, shorter hospital stay, no consolidation sign.