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用新鲜、有活性的氟化锡涂擦牙面,对降低龋病的发生有明显的效果。氟化锡还有较大的减少牙菌斑形成的能力。本试验挑选3—5岁的儿童,让他们每天用0.4％氟化锡乳剂刷牙,以观察氟化锡对牙菌斑形成的影响。参加试验的是Monroe和Louisina两个州的儿童,这两个州饮水中氟含量都不超过0.20ppm。在试验期间没有对这些儿童作牙科治疗和预防。按
With fresh, active tin fluoride rubbed the tooth surface, to reduce the occurrence of caries have a significant effect. Tin fluoride also has a greater ability to reduce plaque formation. In this study, children 3-5 years old were selected to brush their teeth daily with 0.4% tin fluoride emulsion to observe the effect of tin fluoride on plaque formation. Participants in the trial were children from two states, Monroe and Louisina, whose fluoride content in drinking water did not exceed 0.20 ppm. There was no dental treatment and prevention of these children during the trial. press