目的探讨后牙玻璃离子垫配合固定矫治器矫治安氏Ⅱ类2分类错的临床应用。方法 28例安氏Ⅱ类2分类错患者采用后牙玻璃子垫配合固定矫治器矫治。结果矫治后所有患者均达到上下牙列牙齿排列整齐,覆、覆盖正常。前后面高增加,上下后牙伸长,上前牙压低,上下前牙唇倾。结论后牙玻璃离子垫配合固定矫治器是治疗安氏Ⅱ类2分类错简单有效的方法。 Objective To investigate the clinical application of posterior teeth glass iontophoresis combined with fixed appliance in the treatment of Class Ⅱ division 2 malocclusion. Methods Twenty - eight patients with Class Ⅱ Division 2 malocclusion were treated with posterior teeth glass sonotubes with fixed appliance. Results After treatment, all patients reached the top and bottom dentition arranged in neat rows, covered with , covering the normal. High before and after the increase, the upper and lower posterior teeth elongation, lower anterior teeth, upper and lower front teeth lips. Conclusion The posterior teeth glass iontophoresis with fixed appliance is a simple and effective method to treat Class Ⅱ division 2 malocclusion.