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固定矫治下前牙区牙龈黑三角的临床分析

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摘要 目的:探讨固定矫治下前牙区牙龈黑三角的临床病因,为临床预防出现黑三角提供理论依据。方法:选取250例固定矫治后出现前牙区牙龈黑三角的成年患者10例进行回顾性调查分析。结果:性别、治疗前的牙根成角情况、治疗后的牙根成角情况和牙周情况与黑三角的发生有密切相关性(P<0.05)。结论:黑三角病因是一个多因素发生的结论,其发生与矫治前的牙齿牙周情况、固定矫治前后牙根的成角情况及性别有很大的相关性。
出处 《吉林医学》 CAS 2011年第21期4457-4457,共1页 Jilin Medical Journal
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