摘要目的 分析汉族年轻女性漂亮脸型与一般脸型下颌角区域软硬组织差异,为下面部轮廓改型提供美学依据.方法 选取38例汉族年轻女性,其中漂亮脸型12例,一般脸型26例,行颅面部三维CT扫描及下颌角区域形态学参数测量.结果 漂亮脸型与一般脸型下颌角区域骨性下颌角间宽、下面宽、下颌角角度、下颌支宽、下颌支高及下颌角点颏前点距离差异有统计学意义(P＜0.05);下颌角厚差异无统计学意义(P＞0.05);咬肌长、宽、厚差异有统计学意义(P＜0.05).结论 临床可参考漂亮脸型下颌角区域软硬组织相关数据,并结合美容就医者具体情况,选择合适的手术方式行下面部轮廓改型.

abstractsObjective To analyze the difference of soft and hard tissues between beautiful face and ordinary face in young Han women for providing data basis for modification of lower facial contour.Methods 38 cases of young Han women were selected with craniofacial spiral CT scanning,three-dimensional reconstruction and histomorphometry of the mandibular angle region (12 cases of beautiful face and 26 cases of ordinary face).Results The difference of bony bigonial breadth,lower face width,angle of mandibular angle,mandibular branch width and height,the distance between the mandibular angle point and pogonion in mandibular angle region had statistical significance (P ＜ 0.05);the difference of mandibular angle thickness had no statistical significance (P＞0.05);the difference of masseter muscle length,width and thickness had statistical significance (P ＜ 0.05).Conclusions In clinical lower facial contour modification practice,we can refer to the data of soft and hard tissue of mandibular angle region of beautiful face,combining with the specific circumstances of the pursuit of beautiful people and select the appropriate surgical approach for lower facial contour modification.