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脉冲Nd:YAG激光加氟化钠液对人牙骨质抗酸性能影响的实验研究
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- Author:
- No author available
- Journal Title:
- CHINESE JOURNAL OF STOMATOLOGY
- Issue:
- 6
- DOI:
- 10.3760/j.issn:1002-0098.2003.06.030
- Key Word:
- No keyword available
Abstract： @@ 1.材料与方法:将24颗离体人恒前磨牙的牙骨质标本随机分成4组(每组6颗): ①激光+氟化钠组:脉冲Nd:YAG激光治疗仪(Friendly A 4.0型,意大利)(激光参数:能量密度0.22 J/mm2)照射后,2% NaF液处理4 min;②激光组:激光照射;③氟化钠组: 2% NaF液处理;④空白组:不作处理.每组各取5个标本进行人工脱矿实验,钙离子选择性电极(PCa-1型,罗素,上海)测脱矿液中Ca2+溶出量.
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