最早的外科正畸手术是下颌前突的矫治,所采用的手术方法简单,并发症多及术后效果不够理想。自50～60年代以后,随着医疗基础知识的不断丰富,麻醉方法的不断进步,术前设计手段的不断完善,手术器械的不断改进,使外科正畸术式有 The earliest surgical orthodontic surgery is the treatment of mandibular protrusion, the surgical methods used are simple, more complications and postoperative effects are not ideal. Since the 1950s and 1960s, with the constant enrichment of basic medical knowledge, the continuous improvement of anesthesia methods, the continuous improvement of preoperative design means, the continuous improvement of surgical instruments, the surgical orthodontic surgery