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固定矫治技术是目前正畸治疗的主要方法,国内外临床开展了多年。正畸治疗中易发生的龋病对正畸治疗目的中的平衡和美观起到了严重的影响。在没有任何预防措施的状况下,正畸患者牙釉质脱矿患病率高达50%～60%。脱矿是釉质龋早期阶段,当采取一定措施来预防时,患病率会下降30%～40%。可见龋病的预防工作在正畸医师和患者中都引起了足够重视。预防釉质脱矿分为主动预防和被动预防,主动预防包括口腔综合防治;被动预防包括氟化制
Fixed orthodontic treatment is currently the main method of orthodontic treatment, clinical trials at home and abroad for many years. Orthodontic treatment prone caries on the purpose of orthodontic treatment of balance and beauty has played a serious impact. In the absence of any preventive measures, the prevalence of enamel demineralisation in orthodontic patients is as high as 50% -60%. Demineralization is an early stage of enamel caries, when taking certain measures to prevent, the prevalence rate will drop 30% to 40%. Visible dental caries prevention work in orthodontists and patients have attracted enough attention. Prevention of enamel demineralization is divided into active prevention and passive prevention, active prevention, including oral prevention and control; passive prevention, including fluoride