Nihei T, Itoh K, Kobayashi M, Hoshi T, Shinbo Y, Hanada K
Department of Orthodontics, Niigata University.
Nihon Kyosei Shika Gakkai Zasshi. 1990 Dec;49(6):538-44.
To investigate the present state of orthognathic surgery, questionnaires were sent to 30 departments of orthodontics of university dental hospital and 60 departments of oral surgery of university medical hospital. 1. Orthognathic surgery was carried out in 100% of the departments of orthodontics and 91.8% of the departments of oral surgery examined. 2. There was a difference in the number of patients between individual hospitals. 3. Analyses of cephalogram were used in 96% of the departments of orthodontics and 93% of the departments of oral surgery. 4. Pre- and post-surgical orthodontic treatments were carried out in all of the departments of orthodontics. 5. Orthodontic appliances (83.9%) were used in the departments of orthodontics for intermaxillary fixation, while orthodontic appliances (47.8%) and wire splints (49.2%) were used in the departments of oral surgery. 6. It is pointed out that the criterion of orthognathic surgery, treatment objectives on soft and hard tissue, selection of surgical method, adaptability of soft tissue after surgery, relapse, treatment planning of two jaw surgery, and postoperative stability remain to be solved in future.
为调查正颌外科的现状，向30所大学牙医院的正畸科和60所大学医学院附属医院的口腔外科发送了问卷。1. 在接受调查的正畸科中，100%开展了正颌外科手术，口腔外科中91.8%开展了正颌外科手术。2. 各医院之间患者数量存在差异。3. 96%的正畸科和93%的口腔外科使用头影测量分析。4. 所有正畸科均进行了术前和术后正畸治疗。5. 正畸科使用正畸矫治器（83.9%）进行颌间固定，而口腔外科使用正畸矫治器（47.8%）和金属丝夹板（49.2%）。6. 指出正颌外科的标准、软硬组织的治疗目标、手术方法的选择、术后软组织的适应性、复发、双颌手术的治疗计划以及术后稳定性等问题在未来仍有待解决。
