To report the records of 185 patients in whom severe scoliosis had been treated with preoperative halo-pelvic distraction and following total spine osteotomy and internal fixation.
介绍头盆环牵引全脊柱截骨加内固定治疗重度脊柱弯曲的手术方法，并总结185例重度脊柱弯曲的治疗结果。
2
Objective: to investigate the stability of internal midface distraction in correction of severe maxillary hypoplasia secondary to cleft lip and palate.