THE OPTIMUM COMBINATION OF DENTIN BONDING SYSTEMS

被引:4
作者
MANABE, A
ITOH, K
WAKUMOTO, S
机构
[1] Department of Operative Dentistry School, Dentistry Showa University, 145, 2-1-1 Kitasenzoku, Ohta-ku Tokyo
关键词
D O I
10.1016/0109-5641(91)90032-T
中图分类号
R78 [口腔科学];
学科分类号
1003 ;
摘要
The efficacy of dentin bonding systems composed of a commercial or an experimental dentin cleanser, a dentin primer, and an intermediate resin was examined by measurement of the wall-to-wall polymerization contraction gap. Light-activated composites in a cylindrical dentin cavity were prepared in exposed dentin of the proximal surface of the extracted human premolar. The combination of a dentin cleanser of neutralized 0.5 mol/L EDTA, a dentin primer of 35% hydroxyethyl methacrylate (HEMA) or 35% HEMA containing 5% glutaraldehyde and a commercial intermediate resin (Clearfil New Bond, Kuraray Co., Osaka, Japan; Pyrofil Light Bond, Sankin Co., Osaka, Japan) was effective in compensating for the contraction stress of a light-activated composite and for obtaining marginal integrity between the composite and the dentin cavity wall.
引用
收藏
页码:145 / 147
页数:3
相关论文
共 5 条
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[2]  
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