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HOME > Restor Dent Endod > Volume 31(2); 2006 > Article
Original Article A study of insertion depth of buchanan plugger after shaping using NI-TI rotary files in simulated resin root canals
Youn-Sik Park, Dong-Jun Kim, Yun-Chan Hwang, In-Nam Hwang, Won-Mann Oh
2006;31(2):-132.
DOI: https://doi.org/10.5395/JKACD.2006.31.2.125
Published online: March 31, 2006

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Corresponding Author: Won-Mann Oh. Department of Conservative Dentistry, School of Dentistry, Chonnam National Universtiy, 8 Hak-dong, Dong-gu, Gwangju, Korea, 501-757. Tel: 82-62-220-4431, Fax: 82-62-225-8387, wmoh@chonnam.ac.kr
• Received: November 1, 2005   • Revised: January 20, 2006   • Accepted: January 26, 2006

Copyright © 2006 Korean Academy of Conservative Dentistry

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  • This study was conducted to evaluate the insertion depth of Buchanan plugger after shaping by various Ni-Ti rotary files. It was conducted to determine which size of plugger are appropriate, when root canals are shaped with Ni-Ti rotary files and obturated by Continuous wave of condensation technique.
    Two type of eighty simulated resin blocks were used : J-shaped and straight shaped canal. The simulated canals were instrumented by ProTaper and ProFile. Buchanan pluggers were inserted into the canal, and then the image was recorded to scanner. The distance from the apex of the canal to the plugger tip was measured by image analysis program. Data were analyzed by one-way ANOVA followed by Scheffe's test.
    The results were as follows
    • 1. In straight canal finished up to ProTaper F2 and F3 file, F and FM pluggers were inserted more than 5 mm short of working length.

      2. In J-shaped canal finished up to ProTaper F2 file, F pluggers were inserted more than 5 mm short of working length. Finished up to ProTaper F3 file, F and FM pluggers were inserted more than 5 mm short of working length.
      3. In straight and J-shaped canal finished up to ProFile .06/#20 and .06/#25, any of Buchanan plugger could not be inserted more than 5 mm short of working length.
    These results suggest that canals shaped by ProTaper could be obturated by Continuous wave of condensation technique with F and FM size Buchanan plugger.
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Figure 1
Buchanan plugger : F (Fine), FM (Fine Medium), M (Medium), ML (Medium Large).
jkacd-31-125-g001.jpg
Figure 2
The images were scanned when plugger was inserted into shaped canals. Measurement of the insertion depth of the plugger (arrow line) was done by image analysis program (Image-Pro Plus, Media Cybernetic, USA).
jkacd-31-125-g002.jpg
Figure 3
Insertion depth of Buchanan plugger in the straight canals. There is statistically significant difference among the pluggers in the same experimental group except the indication (*) (p < 0.05).
jkacd-31-125-g003.jpg
Figure 4
Insertion depth of Buchanan plugger in the straight canals. There is statistically significant difference among the experimental groups in the same plugger except the indication (*) (p < 0.05).
jkacd-31-125-g004.jpg
Figure 5
Insertion depth of Buchanan plugger in the curved canals. There is statistically significant difference among the pluggers in the same experimental group except the indication (*) (p < 0.05).
jkacd-31-125-g005.jpg
Figure 6
Insertion depth of Buchanan plugger in the curved canals. There is statistically significant difference among the experimental groups in the same plugger (p < 0.05).
jkacd-31-125-g006.jpg
Table 1
Distance from the plugger tip to the root apex in straight canals Mean ± S.D. (mm)
jkacd-31-125-i001.jpg
Table 2
Distance from the plugger tip to the root apex in curved canals (Mean ± S.D. (mm))
jkacd-31-125-i002.jpg

Tables & Figures

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        A study of insertion depth of buchanan plugger after shaping using NI-TI rotary files in simulated resin root canals
        J Korean Acad Conserv Dent. 2006;31(2):125-132.   Published online March 31, 2006
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      A study of insertion depth of buchanan plugger after shaping using NI-TI rotary files in simulated resin root canals
      Image Image Image Image Image Image
      Figure 1 Buchanan plugger : F (Fine), FM (Fine Medium), M (Medium), ML (Medium Large).
      Figure 2 The images were scanned when plugger was inserted into shaped canals. Measurement of the insertion depth of the plugger (arrow line) was done by image analysis program (Image-Pro Plus, Media Cybernetic, USA).
      Figure 3 Insertion depth of Buchanan plugger in the straight canals. There is statistically significant difference among the pluggers in the same experimental group except the indication (*) (p < 0.05).
      Figure 4 Insertion depth of Buchanan plugger in the straight canals. There is statistically significant difference among the experimental groups in the same plugger except the indication (*) (p < 0.05).
      Figure 5 Insertion depth of Buchanan plugger in the curved canals. There is statistically significant difference among the pluggers in the same experimental group except the indication (*) (p < 0.05).
      Figure 6 Insertion depth of Buchanan plugger in the curved canals. There is statistically significant difference among the experimental groups in the same plugger (p < 0.05).
      A study of insertion depth of buchanan plugger after shaping using NI-TI rotary files in simulated resin root canals

      Distance from the plugger tip to the root apex in straight canals Mean ± S.D. (mm)

      Distance from the plugger tip to the root apex in curved canals (Mean ± S.D. (mm))

      Table 1 Distance from the plugger tip to the root apex in straight canals Mean ± S.D. (mm)

      Table 2 Distance from the plugger tip to the root apex in curved canals (Mean ± S.D. (mm))


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