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Hyrax矫治器结合前方牵引治疗替牙期骨性安氏Ⅲ类错合畸形的研究 被引量:7

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摘要 目的探讨矫正替牙期骨性安氏Ⅲ类错合畸形的有效方法,评价Hyrax矫治器结合面罩前方牵引治疗替牙期骨性安氏Ⅲ类错合畸形的临床效果。方法 9例替牙期骨性安氏Ⅲ类错合患者,采用Hyrax快速扩弓器,快速扩弓1—2周后进行面罩前方牵引,结果经过10—12个月Hyrax矫治器结合面罩前方牵引治疗,9例患者前牙反合得到纠正,磨牙中性关系,SNA平均增大2.5°,ANB平均增大4.2°,SNB平均减少1.7°,MP-FH平均增加2.6°,结论 Hyrax矫治器结合面罩前方牵引能够有效刺激上颌骨的生长,使下颌发生顺时针方向旋转。是治疗替牙期骨性安氏Ⅲ类错合畸形的有效方法。
出处 《中国医疗美容》 2015年第6期95-96,共2页 China Medical Cosmetology
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