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HOME > Restor Dent Endod > Volume 28(6); 2003 > Article
Original Article Spectrophotometric evaluation of sealing effects of several root-end filling materials
Jin-Gyu Yi, Sang-Jin Park, Kyung-Kyu Choi, Gi-Woon Choi
2003;28(6):-456.
DOI: https://doi.org/10.5395/JKACD.2003.28.6.449
Published online: November 30, 2003

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Corresponding author (gwchoi@khu.ac.kr)

Copyright © 2003 Korean Academy of Conservative Dentistry

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  • The purpose of this study is to evaluate the sealing effect of several root-end filling materials using spectrophotometric analysis. 180 single root teeth with one canal were instrumented and canal filled. Root resected and root end preparation was made. Teeth were randomly classified to 5 experimental group(MTA, EBA, IRM, TCP, ZOE) and 1 control group according to root-end filling material MTA group used PRO ROOT MTA, EBA group used Super EBA, TCP group used NEW APATITE LINER TYPE II main component of which is α-tricalcium phosphate(TCP). According to manufacture's instruction experimental material was mixed and retrfilled. After 2% methylene blue solution penetration absorbance for each test sample was measured with spectrophotometer (JASCO UV-530, Japan).
    The mean absorbance of control and experimental group was as follows;
    MTA : 0.092, IRM : 0.226, Super EBA : 0.255, ZOE : 0.374, Control : 0.425, TCP : 0.501 and the result analyzed by Turkey test at P=0.05 level.
    Conclusions of this study are as follows;
    1. The absorbance increase in follwing sequence MTA, IRM, Super EBA, ZOE, Control, TCP.

    2. MTA showed the least leakage but was not significant with IRM or Super EBA and was significant with control or TCP(p<0.05).

    3. TCP had the most leakage and was not significant with control group.

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Fig. 1
Authorized line of 2% methylene blue
jkacd-28-449-g001.jpg
Fig. 2
UV/Vis absorbance of Control
jkacd-28-449-g002.jpg
Fig. 3
UV/Vis absorbance of MTA
jkacd-28-449-g003.jpg
Fig. 4
UV/Vis absorbance of Super EBA
jkacd-28-449-g004.jpg
Fig. 5
UV/Vis absorbance of IRM
jkacd-28-449-g005.jpg
Fig. 6
UV/Vis absorbance of TCP
jkacd-28-449-g006.jpg
Fig. 7
UV /Vis absorbance of ZOE
jkacd-28-449-g007.jpg
Fig. 8
Mean UV/Vis absorbance of control and expeimental groups
jkacd-28-449-g008.jpg
Fig. 9
Comparison of mean UV/Vis absorbance
jkacd-28-449-g009.jpg
Table 1
Root-end filling materials used in this study
jkacd-28-449-i001.jpg
Table 2
Mean UV/Vis Absorbance of Control and Experimental Group

*: control group

jkacd-28-449-i002.jpg

Tables & Figures

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        Spectrophotometric evaluation of sealing effects of several root-end filling materials
        J Korean Acad Conserv Dent. 2003;28(6):449-456.   Published online November 30, 2003
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      Figure
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      Spectrophotometric evaluation of sealing effects of several root-end filling materials
      Image Image Image Image Image Image Image Image Image
      Fig. 1 Authorized line of 2% methylene blue
      Fig. 2 UV/Vis absorbance of Control
      Fig. 3 UV/Vis absorbance of MTA
      Fig. 4 UV/Vis absorbance of Super EBA
      Fig. 5 UV/Vis absorbance of IRM
      Fig. 6 UV/Vis absorbance of TCP
      Fig. 7 UV /Vis absorbance of ZOE
      Fig. 8 Mean UV/Vis absorbance of control and expeimental groups
      Fig. 9 Comparison of mean UV/Vis absorbance
      Spectrophotometric evaluation of sealing effects of several root-end filling materials

      Root-end filling materials used in this study

      Mean UV/Vis Absorbance of Control and Experimental Group

      *: control group

      Table 1 Root-end filling materials used in this study

      Table 2 Mean UV/Vis Absorbance of Control and Experimental Group

      *: control group


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