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安氏Ⅰ类错非常规拔牙模式的矫治体会 被引量:1

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摘要 目的:观察安氏Ⅰ类错拔除上颌第一前磨牙,下颌第二前磨牙后对支抗的不同需求,以及对咬合关系的影响。方法:选择安氏Ⅰ类错需减数治疗病例25例,拔除上颌第一前磨牙,下颌第二前磨牙后,常规直丝弓矫治器矫治。结果:25例均获得正常覆覆盖,尖牙和磨牙中性关系,患者侧貌发生明显改变。结论:安氏Ⅰ类错非常规拔牙模式可消耗下颌支抗,保护上颌支抗,更好地维护了磨牙的中性关系,使疗程缩短。
作者 步中琦
出处 《临床口腔医学杂志》 2008年第5期292-293,共2页 Journal of Clinical Stomatology
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