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龋齿在中欧国家传布极广,成年人中几乎看不到不患龋齿的,小学生中已约有98%罹患此病。龋齿的预防不象佝偻病,给服特殊制剂即可达到。由于其病因复杂,只有综合采取以下三个措施。1.改善口腔卫生习惯龋齿是在齿表面进行的局部病变,牙斑(Plaque)的出现是龋齿发生的前提。牙斑系齿表面有机物的堆积,它与齿面的结合是如此紧密,必须刷洗才能除去。关于牙斑的化学形成,尚未完全清楚,可以肯定的是有唾液中的沉淀物和细菌性细胞外多醣类的参与。牙斑可在口齿清洗后几分
Dental caries spread widely throughout Central European countries, with almost no signs of dental caries in adults, and about 98% of primary school children suffer from the disease. Dental caries prevention is not like rickets, to take special preparations can be achieved. Due to its complex causes, only the following three measures can be taken comprehensively. 1. To improve oral hygiene Caries is a local disease in the tooth surface, plaque (Plaque) is the premise of dental caries. Plaque Department of tooth surface accumulation of organic matter, and its combination with the tooth surface is so close, you must brush to remove. About the chemical formation of plaque, not yet fully understood, it is certain that saliva sediments and bacterial extracellular polysaccharide participation. Plaque can be a few minutes after oral cleaning