论文部分内容阅读
作者选择了十六名牙科学校学生进行实验,实验当日不用含氟牙膏刷牙、也不喝茶,用以下三种方式投予含氟制品: 第一法:加香料的氟片(内含氟0.21毫克) 第二法:普通氟片(内含氟化钠0.55毫克,相当于含氟0.25毫克) 第三法:含氟口香糖(亦称口香糖,内含氟0.25毫克) 服用剂量分两组:低剂量组每人每天服1片或咀嚼1片10分钟吐去。高剂量组每人每天服2片或咀嚼2片15分钟吐去。选择咀嚼10—15分钟是由于本实验证明当咀嚼
The author chose 16 dental school students to experiment, the day of the experiment do not use fluoride toothpaste to brush their teeth, do not drink tea, the following three ways to the fluorine-containing products: The first method: flavored fluorine (containing fluorine 0.21 Mg) The second method: ordinary fluoride (containing 0.55 mg of sodium fluoride, equivalent to 0.25 mg of fluorine) The third method: Fluorinated chewing gum (also known as chewing gum, containing 0.25 mg of fluoride) taking dose divided into two groups: low Dose group 1 per person per day or chewing 1 10 minutes vomit. High-dose group 2 tablets per person per day or chewing 2 tablets 15 minutes vomit. The choice of chewing for 10-15 minutes is due to the fact that this experiment proved when chewing