【摘要】 目的　为使不同类型“方形脸”者达到下颌截骨术后下颌整体形态的协调美观。方法根据不同类型的下颌角肥大 ,在下颌骨截骨的基础上联合应用下颌缘截骨、下颌骨半环形截骨以及下颌自体骨隆颏等综合手术方法改善下颌整体形态。结果　自 1996年以来共收治 312例 ,其中下颌角联合下颌缘截骨 2 0 0例 ,单纯下颌缘截骨 2 3例 ,下颌骨半环形截骨 15例 ,下颏修尖 9例 ,下颌自体骨隆颏 32例。对其中 15 0例随访 1～ 12个月 ,满意率 97%。结论　综合的下颌截骨方法可使方形脸术后下颌整体效果协调美观。更多还原

【Abstract】 Objective To investigate the method for mandible osteotomy in order to make the mandible of various square face appear harmony. Methods According to different types of the mandible, mandible angle osteotomy was performed in combination with mandible edge, mandible half ring osteotomy or chin augmentation. Results A total of 312 cases have been treated since 1996. In this series, mandible angle and mandible edge osteotomy was performed in 200 cases; only mandible edge osteotomy in 23; mandible half ring osteotomy in 15, chin sharpening in 9, chin augmentation with autogenous bone implantation, in 32. Postoperative follow-up of 150 cases for 1～12 months showed that the satisfactory rate was 97%. Conclusion Integrated mandible osteotomy can make the square face look natural and nice-looking.更多还原