目的：评价标准方丝弓配合高位J钩对正畸治疗中牙根吸收的影响。
PURPOSE: The purpose of this study was to evaluate the effect of high pull J hook headgear(HPHG) on root resorption of maxillary incisors during orthodontic treatment.
目的研究影响正畸治疗后牙根吸收的部分临床因素。
Objective to investigate the factors relating to root resorption after orthodontic treatment.
目的：评价标准方丝弓配合高位J钩对正畸治疗中牙根吸收的影响。
Object To evaluate the effects of class II malocclusion treated with MBT technique with high pull headgear J hook.
应用推荐