下颌骨斜行截骨11例

目的探讨口内入路下颌骨斜行截骨术在下颌角肥大中的临床效果,及与传统口内入路下颌骨外板劈除手术计较利弊。方法对11例下颌角肥大患者,分别施行口内入路下颌骨斜行截骨术。结果术后对11例下颌骨肥大患者3～6个月的随访,术后下颌骨升支与体部的角度接近正常,侧面观形态自然,弧线优美,体表无瘢痕。结论该手术方法不仅能有效矫治以下颌骨肥大为表现的下面部过宽,而且术后保持了正常下颌骨侧面应有的自然形态,手术操作比较简单,是目前较为理想的下颌骨肥大矫治术式。

Oblique Osteotomy of Mandibular: on Eleven Cases

Objective To evaluate the clinical results after the reduction of the prominent mandibular angle by using the intraoral oblique mandibular osteotomy and the lateral cortex around mandibular angle osteotomy. Methods Eleven cases of prominent mandibular angle were involved in this study and all of them underwent the intraoral oblique mandibular osteotomies. Results After 3 to 6 months following up postoperatively, the lateral angles formed by the rami and the body is nearly normal. The low facial profile seems elegant and there's no external scar. Conclusion The intraoral oblique mandibular osteotomy is a relatively simple surgical method which can and reduce the prominent mandibular angle effectively.