上颌骨及牙槽突骨折在颌面外伤中是常见的,约占颌面骨损伤的19.9%。有关骨折复位问题,国内主要为外科切开复位、手法复位及牵引复位法等。然均于伤后较长时间,已成为陈旧性骨折错位愈合时再施矫形治疗。故至今尚无较为理想的复位方法。自1980年起我们在实践中对5例上颌骨及牙槽突骨折手法复位失败的病人(男性4人,女性1人,年龄13～33岁)应用骨折矫治器早 Maxillary and alveolar fractures in the maxillofacial trauma is common, accounting for 19.9% ​​of maxillofacial injuries. On the issue of fracture reduction, the main domestic surgical open reduction, manual reduction and traction reduction method. However, both in a long time after the injury, has become the old fracture dislocation healing Shi Shi orthopedic treatment. So so far there is no more ideal reset method. Since 1980, we have applied fractures appliance to 5 patients (4 males, 1 females, aged 13-33 years) who failed in 5 cases of maxillary and alveolar fracture reduction in practice