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HOME > Restor Dent Endod > Volume 33(5); 2008 > Article
Original Article EFFECT OF THE ADDITIONAL ETCHING PROCEDURE ON PUSH-OUT BOND STRENGTH OF ONE-STEP RESIN CEMENT
Soon-Il Kang, Jeong-Kil Park, Bock Hur, Hyeon-Cheol Kim,*
J Korean Acad Conserv Dent 2008;33(5):-451.
DOI: https://doi.org/10.5395/JKACD.2008.33.5.443
Published online: January 14, 2008

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*Corresponding Author: Hyeon-Cheol Kim, Department of Conservative Dentistry, School of Dentistry, Pusan National University, 1-10, Ami-Dong, Seo-Gu, Busan, 602-739, Korea, Tel: 82-51-240-7978 E-mail: golddent@pusan.ac.kr
• Received: July 2, 2008   • Revised: August 4, 2008   • Accepted: August 12, 2008

Copyright © 2008 The Korean Academy of Conservative Dentistry

This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

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  • The purpose of this study was to evaluate the effect of additional etching procedure prior to Maxcem resin cement application in indirect restoration cementation using push-out bonding strength.
    One hundred and two extracted human molars were used to make indirect resin restorations of gold inlay and Synfony. These restorations were cemented using Maxcem and Variolink II. Additional etching procedures were done for one group with Maxcem. Three groups have 17 specimens in both restoration types. Push-out bond strength was measured using multi-purpose tester and calculated for bonding strength per sqaure-millimeter area. The mean bonding strength values were compared using SPSS 12.0K program for one-way ANOVA and Scheffe's Test with 95% significance.
    Under the condition of this study, the additional etching procedure prior to usage of Maxcem resulted in reduced bond strength for both of restoration types.
Figure 1.
Specimen design and dimension (mm) and prepared tooth specimen.
jkacd-33-443f1.jpg
Figure 2.
Push-out bond strength measuring device.
jkacd-33-443f2.jpg
Figure 3.
Representatives of SEM examination of failure surfaces of A; GMC, B; GME, C; GVL, D; RMC, E; RME, and F; RVL.
jkacd-33-443f3.jpg
Table 1.
Bonding systems used in this study
Brand of Resin cement Adhesive system Composition
Variolink II Total Etch; 37% phosphoric acid
Excite DSC; HEMA*, dimethacrylate, phosphonic
Total-etching   acid acrylate, silicon dioxide
Adhesive resin; Bis-GMA**, urethane
  dimethacrylate, filler

Maxcem Base Paste; Uretanedimethacrylate,
Self-etching   Camphoroquinone, Fluoroaluminosilicate, other
& Catalyst Paste; Bis-GMA**,
Self-adhesive   Triethyleneglycoldimethacrylate,
  Glycerophosphatedimethacrylate, other

*HEMA; Hydroxyethylmethacrylate

**Bis-GMA; Bisphenol-A-glycidyldimethacrylate

Table 2.
Group classification and adhesive methods for each groups
Group Type of restoration Brand of cement Procedure
Group GMC Gold inlay Maxcem m.i
Group GME Gold inlay Maxcem additional etching
Group GVL Gold inlay Variolink Ⅱ m.i
Group RMC Synfony Maxcem m.i
Group RME Synfony Maxcem additional etching
Group RVL Synfony Variolink Ⅱ m.i

m.i.; according to the manufacturer's instruction

Table 3.
Push-out bond strength (N/㎜2)
Group (n = 17) Push-out bond strength (mean ± SD) Statistic analysis (p < 0.05)
Group GMC 5.99 ± 2.12 AB
Group GME 4.41 ± 2.44 BC
Group GVL 7.14 ± 1.60
A
Group RMC 4.63 ± 1.82 B
Group RME 2.49 ± 1.61 C
Group RVL 7.13 ± 1.76 A

ABC; Significant difference between groups was indicated with different letters (p < 0.05).

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    • Shear bond strength of a self-adhesive resin cement to resin-coated dentin
      Jee-Youn Hong, Cheol-Woo Park, Jeong-Uk Heo, Min-Ki Bang, Jae-Jun Ryu
      The Journal of Korean Academy of Prosthodontics.2013; 51(1): 27.     CrossRef
    • Effect of dentin surface wetness on tensile bond strength of self adhesive resin cements
      Sung-Young Yoon, Se-Hee Park, Jin-Woo Kim, Kyung-Mo Cho
      Journal of Korean Academy of Conservative Dentistry.2009; 34(2): 113.     CrossRef

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      EFFECT OF THE ADDITIONAL ETCHING PROCEDURE ON PUSH-OUT BOND STRENGTH OF ONE-STEP RESIN CEMENT
      J Korean Acad Conserv Dent. 2008;33(5):443-451.   Published online January 14, 2008
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    EFFECT OF THE ADDITIONAL ETCHING PROCEDURE ON PUSH-OUT BOND STRENGTH OF ONE-STEP RESIN CEMENT
    Image Image Image
    Figure 1. Specimen design and dimension (mm) and prepared tooth specimen.
    Figure 2. Push-out bond strength measuring device.
    Figure 3. Representatives of SEM examination of failure surfaces of A; GMC, B; GME, C; GVL, D; RMC, E; RME, and F; RVL.
    EFFECT OF THE ADDITIONAL ETCHING PROCEDURE ON PUSH-OUT BOND STRENGTH OF ONE-STEP RESIN CEMENT
    Brand of Resin cement Adhesive system Composition
    Variolink II Total Etch; 37% phosphoric acid
    Excite DSC; HEMA*, dimethacrylate, phosphonic
    Total-etching   acid acrylate, silicon dioxide
    Adhesive resin; Bis-GMA**, urethane
      dimethacrylate, filler

    Maxcem Base Paste; Uretanedimethacrylate,
    Self-etching   Camphoroquinone, Fluoroaluminosilicate, other
    & Catalyst Paste; Bis-GMA**,
    Self-adhesive   Triethyleneglycoldimethacrylate,
      Glycerophosphatedimethacrylate, other
    Group Type of restoration Brand of cement Procedure
    Group GMC Gold inlay Maxcem m.i
    Group GME Gold inlay Maxcem additional etching
    Group GVL Gold inlay Variolink Ⅱ m.i
    Group RMC Synfony Maxcem m.i
    Group RME Synfony Maxcem additional etching
    Group RVL Synfony Variolink Ⅱ m.i
    Group (n = 17) Push-out bond strength (mean ± SD) Statistic analysis (p < 0.05)
    Group GMC 5.99 ± 2.12 AB
    Group GME 4.41 ± 2.44 BC
    Group GVL 7.14 ± 1.60
    A
    Group RMC 4.63 ± 1.82 B
    Group RME 2.49 ± 1.61 C
    Group RVL 7.13 ± 1.76 A
    Table 1. Bonding systems used in this study

    HEMA; Hydroxyethylmethacrylate

    Bis-GMA; Bisphenol-A-glycidyldimethacrylate

    Table 2. Group classification and adhesive methods for each groups

    m.i.; according to the manufacturer's instruction

    Table 3. Push-out bond strength (N/㎜2)

    ABC; Significant difference between groups was indicated with different letters (p < 0.05).


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