目的研究骨性反牙合的矫治方法与效果。
Objective To study the treatment methods and effects of the skeletal crossbite.
目的：探寻临床对前牙骨性反牙合的有效治疗方法。
Objective: To study the treatment method of the skeletal anterior cross bite.
前方牵引器；快速扩弓；骨性前方反牙合。
Front tractor; Rapid expansion bow; The front teeth osteoarthritis.
目的评价前方牵引器联合快速扩弓矫治恒牙早期骨性前牙反牙合的有效性。
Objective To evaluate the maxillary protraction appliance permanent teeth combined rapid expansion of early bone anterior crossbite effectiveness.
目的评价前方牵引器联合快速扩弓矫治恒牙早期骨性前牙反牙合的有效性。
Objective To evaluate the maxillary protraction appliance permanent teeth combined rapid expansion of early bone anterior crossbite effectiveness.
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