J Korean Acad Conserv Dent.  2002 Sep;27(5):479-487. 10.5395/JKACD.2002.27.5.479.

Effects of cavity configuration on bond strength and microleakage of composite restoration

• Choi SM
• Choi GW
• Choi KK
• Park SJ

• KMID: 1987304
• DOI: http://doi.org/10.5395/JKACD.2002.27.5.479

Abstract

No abstract available.

Figure

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  Fig. 1 Specimen preparation for tensile bonding test: A) cavity preparation for each C-factor, Bc) composite bonding on dentin surface for control group, Be) composite filling for experimental groups, C) additional composite build- up, D-E) vertical slices (1.0mm thick) cut perpendicular to the long axis of the tooth, and F) trimmed specimens into hour-glass shape with the narrowest portion.

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  Fig. 2 Micro-tensile bond test.

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  Fig. 3 Micro-tensile bond strength of hybrid type composite according to C-factors.

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  Fig. 4 Micro-tensile bond strength of microhybrid type composite according to C-factors.

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  Fig. 5 Comparison of micro-tensile bond strength between hybrid and microhybrid type composites.

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  Fig. 6 Degree of microleakage. (a); degree 1, (b); degree 2, (c); degree 3, (d); degree 4.

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