过氧化脲的有效性和过硼酸钠在细微的牙齿变色。

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瓦勒拉MC, Camargo CH,卡瓦略,de Oliveira LD Camargo SE,罗德里格斯厘米

过氧化脲的有效性和过硼酸钠在细微的牙齿变色。

J:口腔科学。2009 May-Jun; 17 (3): 254 - 61。

PubMed ID

19466262 (在PubMed

]

文摘

目的:评价16%过氧化脲胶的功效(CP16%),四水合物过硼酸钠(SP)和混合(CP16% + SP),步行漂白的细微的牙齿变色。材料与方法:60单牙根人类前磨牙与完整的冠和最初的颜色是评估使用维塔色标和标准化的照片。兔子牙齿染色使用新鲜血液了18天,牙齿变色的照片和颜色进行评估。牙齿被分成4组(n = 15),根据使用漂白剂:G1) CP16%凝胶;G2) + SP CP16%凝胶;G3) SP +蒸馏水;G4:控制。漂白剂是取代每隔7天21天的两倍。所有的牙齿都评估了两个牙髓学天0,7、14和21和颜色变化评估使用维塔色标和标准化的照片。分析的结果是克鲁斯卡尔-沃利斯和邓恩的测试(p = 0.05)。 RESULTS: The experimental groups presented statistically similar bleaching results (p>0.05) at the end of 7, 14 and 21 days. These groups presented significantly higher bleaching efficacy than control group (G4) (p<0.05). The mixture CP16% + SP promoted return of original color in 100% of teeth at the end of 21 days. CONCLUSION: It was concluded that three bleaching agents were effective in bleaching of stained teeth with blood products, especially at the end of 21 days.

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药物

过硼酸