Methods: 12 patients were treated with bonded RME appliance to expanse the maxillary arches and with vertical pull chincap to augment anchorage.
方法:通过对 12 例患者在内收切牙时应用牙夹板式矫治器高位牵引的头帽兜加强支抗。
Methods: 12 patients were treated with bonded RME appliance to expanse the maxillary arches and with vertical pull chincap to augment anchorage.
方法:通过对 12 例患者在内收切牙时应用牙夹板式矫治器高位牵引的头帽兜加强支抗。
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