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Evaluation of the micro-shear bond strength of four adhesive systems to dentin with and without adhesive area limitation

Issue title: Frontiers in Biomedical Engineering and Biotechnology – Proceedings of the 4th International Conference on Biomedical Engineering and Biotechnology, 18–21 August 2015, Shanghai, China

Guest editors: Feng Liu, Dong-Hoon Lee, Ricardo Lagoa and Sandeep Kumar

Article type: Research Article

Authors: Chai, Yuana; b | Lin, Honga; b; * | Zheng, Ganga; b | Zhang, Xuehuia; b | Niu, Guangliangc | Du, Qiaoc

Affiliations: [a] Department of Dental Materials & Dental Medical Devices Testing Center, Peking University School and Hospital of Stomatology, Beijing, China | [b] National Engineering Laboratory for Digital and Material Technology of Peking University School and Hospital of Stomatology Beijing, China | [c] Beijing Hospital of Integrated Traditional and Western Medicine, Beijing, China

Correspondence: [*] Address for correspondence: Hong Lin, Department of Dental Materials & Dental Medical Devices Testing Center, Peking University School and Hospital of Stomatology, No. 22 South Avenue Zhongguancun, Haidian District, Beijing 100081, China. Tel.: +86 010 82195266; Fax: +86 010 62164691; E-mail: hong196lin@sina.com.

Keywords: Adhesive area limitation, adhesive system, dentin, adhesive, micro-shear bond strength

DOI: 10.3233/BME-151290

Journal: Bio-Medical Materials and Engineering, vol. 26, no. s1, pp. S63-S72, 2015

Published: 2015
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The purpose of this study was to evaluate the bonding ability of four representative dentin-adhesive systems by applying the micro-shear bond strength (μ-SBS) test method and to evaluate the influence of adhesive area limitation on the bond strength. Two different adhesive application methods were used in the μ-SBS test (with and without adhesives area limitation), and four representative adhesive systems were used in this study. Each dentin surface was treated with one of the four representative adhesive systems, and with twenty samples per group (n=20), each of the four groups underwent a μ-SBS test. The results showed that the bond strength was significantly influenced by the adhesive application method (p<0.05), the adhesive type (p<0.05) and the interaction between the two factors (p<0.05). With regard to the four representative dentin-adhesive systems, 3-E&R has a much better bond quality compared to the other adhesive systems. Furthermore, the micro-shear bond strength test method of restricting the area of both the adhesive and the resin is more reliable for evaluating the bonding property of adhesives to dentin, and it is also adequate for comparing the different adhesives systems.

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