Canal Transportation and Centring Ratio of Paediatric vs Regular Files in Primary Teeth

Background: During mechanical preparation of the primary root canal, the original anatomy of the tooth should be preserved and the instrument should be perfectly balanced centrally into the canal space for reducing the probability of canal transportation. The aim of this research was to compare cana...

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Main Authors: Heba Abdelkafy, Alaa M. Eldehna, Nada A. Salem
Format: Article
Language:English
Published: Elsevier 2023-06-01
Series:International Dental Journal
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S0020653922002234
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author Heba Abdelkafy
Alaa M. Eldehna
Nada A. Salem
author_facet Heba Abdelkafy
Alaa M. Eldehna
Nada A. Salem
author_sort Heba Abdelkafy
collection DOAJ
description Background: During mechanical preparation of the primary root canal, the original anatomy of the tooth should be preserved and the instrument should be perfectly balanced centrally into the canal space for reducing the probability of canal transportation. The aim of this research was to compare canal transportation and canal centring ability in primary root canals using ProTaper Next (Dentsply Mailfair,), AF baby (Fanta), and Kidzo Elephant (Endostar, Poldent Sp.) files. Materials and methods: Eighteen root canals were randomly divided into 3 experimental groups (n = 6 in each group). Instrumentation was performed using ProTaper Next, Fanta AF baby, and Kidzo Elephant files in groups 1, 2, and 3, respectively. During the instrumentation procedure, the irrigation of 2 mL of 1.5% sodium hypochlorite between each file was done, followed by 5 mL of 17% ethylenediaminetetraacetic acid as a final irrigating solution. Cone-beam computed tomography images were obtained before and after instrumentation. Each group was evaluated for transportation and centring ratios. Results: On comparing all the tested groups within each root canal level canal transportation, the results revealed a statistically nonsignificant difference in the buccolingual direction (P > 0.05). Meanwhile, in the mesiodistal direction, group 1 showed a statistically highly significant difference compared to groups 2 and 3 at the cervical level (P < .01). However, in both middle and apical root canal levels, there was a statistically nonsignificant difference amongst all groups (P > 0.05). Regarding the centring ability comparison of the 3 groups within each root canal level, there was a statistically nonsignificant difference amongst all groups (P > 0.05) in both buccolingual and mesiodistal directions. Conclusions: The ProTaper Next regular rotary file and the paediatric rotary files showed no difference in canal transportation and centring ability in the buccolingual direction, while in the mesiodistal direction at the cervical root canal level, the ProTaper Next showed high transportation liability.
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spelling doaj.art-d34237cbbb444acca947f2535d54ad2e2023-05-17T04:22:22ZengElsevierInternational Dental Journal0020-65392023-06-01733423429Canal Transportation and Centring Ratio of Paediatric vs Regular Files in Primary TeethHeba Abdelkafy0Alaa M. Eldehna1Nada A. Salem2Endodontic Department, Faculty of Dental Medicine for Girls, Al-Azhar University, Cairo, Egypt; Corresponding author. Department of Endodontics, Faculty of Dental Medicine for Girls, Al-Azhar University, 4051 Mearage City New Maadi, Cairo, Egypt.Pedodontics and Public Health Department, Faculty of Dental Medicine for Girls, Al-Azhar University, Cairo, EgyptDepartment of Pediatric Dentistry and Dental Public Health, Faculty of Dentistry, October 6 University, Cairo, EgyptBackground: During mechanical preparation of the primary root canal, the original anatomy of the tooth should be preserved and the instrument should be perfectly balanced centrally into the canal space for reducing the probability of canal transportation. The aim of this research was to compare canal transportation and canal centring ability in primary root canals using ProTaper Next (Dentsply Mailfair,), AF baby (Fanta), and Kidzo Elephant (Endostar, Poldent Sp.) files. Materials and methods: Eighteen root canals were randomly divided into 3 experimental groups (n = 6 in each group). Instrumentation was performed using ProTaper Next, Fanta AF baby, and Kidzo Elephant files in groups 1, 2, and 3, respectively. During the instrumentation procedure, the irrigation of 2 mL of 1.5% sodium hypochlorite between each file was done, followed by 5 mL of 17% ethylenediaminetetraacetic acid as a final irrigating solution. Cone-beam computed tomography images were obtained before and after instrumentation. Each group was evaluated for transportation and centring ratios. Results: On comparing all the tested groups within each root canal level canal transportation, the results revealed a statistically nonsignificant difference in the buccolingual direction (P > 0.05). Meanwhile, in the mesiodistal direction, group 1 showed a statistically highly significant difference compared to groups 2 and 3 at the cervical level (P < .01). However, in both middle and apical root canal levels, there was a statistically nonsignificant difference amongst all groups (P > 0.05). Regarding the centring ability comparison of the 3 groups within each root canal level, there was a statistically nonsignificant difference amongst all groups (P > 0.05) in both buccolingual and mesiodistal directions. Conclusions: The ProTaper Next regular rotary file and the paediatric rotary files showed no difference in canal transportation and centring ability in the buccolingual direction, while in the mesiodistal direction at the cervical root canal level, the ProTaper Next showed high transportation liability.http://www.sciencedirect.com/science/article/pii/S0020653922002234Deciduous root canalCanal transportationCentring ratioFanta AF baby fileKidzo Elephant filesProTaper Next
spellingShingle Heba Abdelkafy
Alaa M. Eldehna
Nada A. Salem
Canal Transportation and Centring Ratio of Paediatric vs Regular Files in Primary Teeth
International Dental Journal
Deciduous root canal
Canal transportation
Centring ratio
Fanta AF baby file
Kidzo Elephant files
ProTaper Next
title Canal Transportation and Centring Ratio of Paediatric vs Regular Files in Primary Teeth
title_full Canal Transportation and Centring Ratio of Paediatric vs Regular Files in Primary Teeth
title_fullStr Canal Transportation and Centring Ratio of Paediatric vs Regular Files in Primary Teeth
title_full_unstemmed Canal Transportation and Centring Ratio of Paediatric vs Regular Files in Primary Teeth
title_short Canal Transportation and Centring Ratio of Paediatric vs Regular Files in Primary Teeth
title_sort canal transportation and centring ratio of paediatric vs regular files in primary teeth
topic Deciduous root canal
Canal transportation
Centring ratio
Fanta AF baby file
Kidzo Elephant files
ProTaper Next
url http://www.sciencedirect.com/science/article/pii/S0020653922002234
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