局麻下口内入路双侧颧骨和下颌角截骨矫正方形脸畸形

目的：探讨双侧颧骨和下颌角截骨矫正方形脸畸形的手术效果。方法：针对颧骨和下颌角肥大引起的方形脸畸形，采用局部浸润麻醉、口内入路、双侧颧骨和下颌角截骨手术方法，一次或分二次手术矫正。结果：2003～2006年共施术25例，一次手术12例，二次手术13例。随访6～24个月，所有病例伤口愈合好，外观改善满意，无一例发生骨折、神经损伤、感染、大出血等并发症。结论：局麻下口内入路双侧颧骨和下颌角截骨矫正方形脸畸形手术方法设计合理、操作简便、并发症少，术后效果良好。

Square face deformity corrected by intraoral bilateral malar and mandibular osteotomy under local anesthesia

Objective To examine the result of bilateral malar and mandibular osteotomy on the treatment of square face deformity.Methods Square face deformity resulting of h malar and mandibular angle,treatment by intraoral bilateral malar and mandibular osteotomy under local anesthesia,these operations could be performed simultaneously or at different time.Results From 2003 to 2006,a total of 25 patients with square face deformity accepted bilateral malar and mandibular ostectomy,in which 12 cases were done simultaneously and 13 cases at different time.The following-up period was 6 months to 24 months,all the patients achieved satisfactory results without complications,such as bone facture,nerve injure,infection and massive haemorrhage.Conclusion Intraoral bilateral malar and mandibular osteotomy with local anathei was a very simple and reasonable method with much less complications and more satisfactory results for the treatment of square face deformity with hypertrophic marlar and mandibular angle.