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为了掌握上颌第一磨牙远中移动给面颌带来的影响,对上颌前突患者使用加卡子型的颈部牵引装置矫治1年3个月以上的19例,和上颌前突无矫治史的19例(对照组)进行了比较观察。该两组的系列X线头影测量图的分析结果如下:1)使用上颌头帽移动上颌第一磨牙的影响波及到了面部的整个上颌体,2)治疗组的腭及(牙合)平面向顺时针方向旋转,3)在上面部,患者的个体生长发育的作用比矫正力的作用还强。因此,矫正力引
In order to grasp the influence of maxillary first molars moving to facial jaw, 19 cases with maxillary protrusion of 3 months or more and maxillary protrusion of 19 Cases (control group) were compared. The results of the series of X-cephalograms were analyzed as follows: 1) The effect of using the maxillary headgear to move the maxillary first molar affected the entire maxillary body of the face, 2) the palate and occlusal plane of the treated group was smooth Clockwise rotation, 3) in the upper part, the patient's individual growth and development than the role of corrective force is also stronger. Therefore, the correction cited