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應用快速上顎擴張器於上顎雙側性後牙錯咬的矯治-病例報告

The Use of Rapid Palatal Expansion for Treating Bilateral Posterior Crossbite: A Case Report

摘要


雙側性後牙錯咬的情況,通常是伴隨有骨骼性的問題。雙側性後牙錯咬且合併有功能性咬合偏移時,那麼治療應該是愈早開始愈好。本文提出的臨床病歷報告為一名九歲半的女童,她於上顎因骨骼性狹窄而造成有雙側性後牙錯咬的現象,並伴隨功能性下顎咬合偏移中線的症狀。經使用快速上顎擴張器(RPE)擴張其上顎,使其後牙錯咬獲得改正,並持續定期迴診追蹤三年後,得到正常的咬合。

並列摘要


Cases with bilateral posterior crossbite usually have skeletal discrepancy. The timing of treatment of bilateral posterior crossbite combined with functional shift is better to start earlier. This article presents a girl, aged 9 years and 6 months, with palatal arch constriction resulting in bilateral posterior crossbite and midline deviation. Through the use of rapid palatal expansion (RPE) appliance, the posterior crossbite had been successfully corrected. Normal occlusion has been obtained after three years follow-up.

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