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本文对一些病人在正畸治疗前、治疗时和治疗后的面部生长方面进行有比较的纵向研究,借以确定正畸治疗能否改变面部生长方向。作者对19名正畸病人作系列X线头影测量,描记蝶鞍、前颅底、上下颌、眶部和耳点的位置,描记眼耳平面用以比较生长方向,测出鼻前棘和颏点移动同限耳平面的关系,以便作矫治前、中、后的比较。矫治以方形弓线完成,辅助器包括各式口外牵引和颌间
In this paper, we compared longitudinal studies of some patients before, during, and after treatment with orthodontics to determine if orthodontic treatment could alter facial growth. The author of a series of orthodontic patients for 19 X-ray measurement, tracing sella, anterior skull base, upper and lower jaw, orbital and ear position, tracing the ear and ear plane to compare the growth direction, measured nasal pronation and chin Point to move the same level with the ear plane, in order to make the correction before, during and after the comparison. Correction to the completion of a square arch line, aids include all kinds of extraoral traction and intermaxillary