本研究的目的是确定颌骨间的切牙与骨关系在矢状和垂直向的畸形是否会反映到面部形态上. 从Giessen大学正畸系选172名儿童,93名男孩79名女孩,12～14岁,每个儿童均摄治疗前后正面及侧面照片和正中(牙合)位X线头侧位片。方法包括:①通过面部照片的视觉检查对切牙和颌骨的关系进行个人评价②个人评价的有效性③对面部照片和X线头侧位片上有 The purpose of this study was to determine whether the sagittal and vertical deformities of the inter-mandibular incisors and bone would be reflected in the facial morphology.From the Giessen University orthodontic selection of 172 children, 93 boys and 79 girls, 12 ~ 14 years old, before and after treatment of each child were taken before and after treatment of positive and lateral photos and median (occlusion) X-ray lateral flap. Methods include: ① personal examination of the relationship between the incisors and the jaw through the visual examination of the face photo ② the validity of the individual evaluation ③ the facial photographs and X-ray