牙周洁治对正畸儿童口腔健康的影响
XINJIANG MEDICAL JOURNAL（2008）
Abstract
正畸患儿在1～2年的固定矫治过程中因托槽、带环、弓丝等装置妨碍了口腔卫生措施的实施,导致大量菌斑、牙石在牙面的堆积堆积、出现牙龈红肿、探诊出血等牙龈炎症状.
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