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用下颌联冠斜面导板矫治２３名乳前牙反，平均治疗２８．６ｄ，取得了满意的矫治效果。看重讨论了该矫正器的适应证和临床注意事项。
23 mandibular anterior teeth were treated with the mandibular joint crown bevel guide, with an average treatment of 28.6 days, and a satisfactory orthodontic effect was achieved. It is important to discuss the indications and clinical precautions of the appliance.