In order to explore the effect of the compound straight wire appliance on the correction of anterior cross-bite, molar buccal tubes and bicuspid brackets were fixed in the buccal side of occlusal pad.
为探索混合式直丝弓矫治器治疗前牙反牙合的有效性，采用磨牙颊面管和双尖牙托槽固定在牙合垫的颊面，使牙合垫和直丝弓矫治器合二为一而成混合式直丝弓矫治器。
Objective: To study the treatment method of the skeletal anterior cross bite.
目的：探寻临床对前牙骨性反牙合的有效治疗方法。
Objective: to evaluate the treatment efficiency of facial mask orthodontic distraction therapy on children with skeletal cross bite of anterior tooth.
目的：评估面具前方牵引矫治器在儿童骨性前牙矫治中的临床效果。
Methods: for the 15 cases, recovery of the losing anterior teeth with denture after treating the cross-bite.
方法15例患者均用固定矫治方法解除前牙反后再行固定义齿修复缺失的前牙。
Methods: for the 15 cases, recovery of the losing anterior teeth with denture after treating the cross-bite.
方法15例患者均用固定矫治方法解除前牙反后再行固定义齿修复缺失的前牙。
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