【摘要】 作者就８例单侧颞颌关节强直伴同侧上颌骨发育障碍的病员，在颞颌关节成形术的同期（或分期）行上颌骨ＬｅｆｏｒｔⅠ型截骨手术，在恢复病员张口度同时，通过正颌治疗，使变位的上下颌骨处于正常解剖位置，再行正畸治疗，达到病员咀嚼、呼吸功能与外貌最佳状态。作者就该类病变的正颌外科方法的选择、适应证及手术中应注意的问题进行了讨论。更多还原

【Abstract】 The authors described a surgical procedure for the treatment of unilateral true ankylosis of TMJ with maxillomandibular deformities. The surgery included arthroplasty and LeFort Ⅰ maxillary osteotomy in one or two stages. It successfully not only restore the stomatognathic function with a maximum mouth opening in normal range,but also corrected malpositioned maxilla and mandible normal anatomic position. Postoperative orthodontic treatment was also performed for the improvement of masticatory function The indications of the surgical procedure,and intraoperative precautions are discussed.更多还原