Comparative Evaluation of Accuracy of Different Apex Locators: Propex IQ, Raypex 6, Root ZX, and Apex ID with CBCT and Periapical Radiograph—In Vitro Study

Objectives. This study aimed to validate the accuracy of working length (WL) measurements obtained with the newly introduced Propex IQ apex locator and to compare it with the latest generations of other electronic apex locators, CBCT, and conventional periapical radiographs by using the actual WL me...

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Main Authors: Okba Mahmoud, Mawada Hassan Awad Abdelmagied, Ahmad Hisham Dandashi, Bakr Nssaief Jasim, Hussam Alddin Tawfik Kayali, Saaid Al Shehadat
Format: Article
Language:English
Published: Wiley 2021-01-01
Series:International Journal of Dentistry
Online Access:http://dx.doi.org/10.1155/2021/5563426
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author Okba Mahmoud
Mawada Hassan Awad Abdelmagied
Ahmad Hisham Dandashi
Bakr Nssaief Jasim
Hussam Alddin Tawfik Kayali
Saaid Al Shehadat
author_facet Okba Mahmoud
Mawada Hassan Awad Abdelmagied
Ahmad Hisham Dandashi
Bakr Nssaief Jasim
Hussam Alddin Tawfik Kayali
Saaid Al Shehadat
author_sort Okba Mahmoud
collection DOAJ
description Objectives. This study aimed to validate the accuracy of working length (WL) measurements obtained with the newly introduced Propex IQ apex locator and to compare it with the latest generations of other electronic apex locators, CBCT, and conventional periapical radiographs by using the actual WL measurements obtained by using an endodontics microscope as a reference. Materials and Methods. Thirty-five extracted single-rooted human mandibular first premolars with curvatures from 10° to 20° were selected according to the inclusion and exclusion criteria and cut at the cementoenamel junction to achieve a standard reference point for WL determination. The actual WL was obtained by inserting a size-15 k-file in the root canal until the tip of the file was visible under an endodontic microscope. The definitive WL was measured using Propex IQ (Dentsply Sirona), Raypex 6 (VDW Dental), Root ZX (Morita), and Apex ID (Kerr Dental). In addition, radiographic WL was obtained using periapical radiographs and CBCT. One-way ANOVA was used for comparisons of the WL values, with a p value < 0.05. The percentage of success of each method for determination of the definitive WL was assessed using cross-tabulation and chi-square tests. Results. CBCT radiographs and Propex IQ apex locator yielded the most accurate WL measurements in comparison with the actual WL measurements (p<0.05). Raypex 6, Root ZX, and Apex ID yielded more accurate WL measurements than conventional periapical radiographs (p<0.05). Periapical radiographs yielded the least accurate WL measurements in comparison with the actual WL values (p<0.05). Conclusions. Within the limitations of this study, the Propex IQ apex locator showed higher accuracy than Raypex 6, Root ZX, and Apex ID for WL determination in the root canal. Nevertheless, CBCT radiographs yielded the maximum accuracy for WL measurements.
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language English
publishDate 2021-01-01
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spelling doaj-art-6084675c7c674ef081d4db4a70e51ad92025-02-03T01:20:44ZengWileyInternational Journal of Dentistry1687-87281687-87362021-01-01202110.1155/2021/55634265563426Comparative Evaluation of Accuracy of Different Apex Locators: Propex IQ, Raypex 6, Root ZX, and Apex ID with CBCT and Periapical Radiograph—In Vitro StudyOkba Mahmoud0Mawada Hassan Awad Abdelmagied1Ahmad Hisham Dandashi2Bakr Nssaief Jasim3Hussam Alddin Tawfik Kayali4Saaid Al Shehadat5Clinical Sciences Department, Faculty of Dentistry, Ajman University, Ajman, UAEClinical Sciences Department, Faculty of Dentistry, Ajman University, Ajman, UAEClinical Sciences Department, Faculty of Dentistry, Ajman University, Ajman, UAEClinical Sciences Department, Faculty of Dentistry, Ajman University, Ajman, UAEClinical Sciences Department, Faculty of Dentistry, Ajman University, Ajman, UAEDepartment of Preventive and Restorative Dentistry, College of Dental Medicine, University of Sharjah, Sharjah, UAEObjectives. This study aimed to validate the accuracy of working length (WL) measurements obtained with the newly introduced Propex IQ apex locator and to compare it with the latest generations of other electronic apex locators, CBCT, and conventional periapical radiographs by using the actual WL measurements obtained by using an endodontics microscope as a reference. Materials and Methods. Thirty-five extracted single-rooted human mandibular first premolars with curvatures from 10° to 20° were selected according to the inclusion and exclusion criteria and cut at the cementoenamel junction to achieve a standard reference point for WL determination. The actual WL was obtained by inserting a size-15 k-file in the root canal until the tip of the file was visible under an endodontic microscope. The definitive WL was measured using Propex IQ (Dentsply Sirona), Raypex 6 (VDW Dental), Root ZX (Morita), and Apex ID (Kerr Dental). In addition, radiographic WL was obtained using periapical radiographs and CBCT. One-way ANOVA was used for comparisons of the WL values, with a p value < 0.05. The percentage of success of each method for determination of the definitive WL was assessed using cross-tabulation and chi-square tests. Results. CBCT radiographs and Propex IQ apex locator yielded the most accurate WL measurements in comparison with the actual WL measurements (p<0.05). Raypex 6, Root ZX, and Apex ID yielded more accurate WL measurements than conventional periapical radiographs (p<0.05). Periapical radiographs yielded the least accurate WL measurements in comparison with the actual WL values (p<0.05). Conclusions. Within the limitations of this study, the Propex IQ apex locator showed higher accuracy than Raypex 6, Root ZX, and Apex ID for WL determination in the root canal. Nevertheless, CBCT radiographs yielded the maximum accuracy for WL measurements.http://dx.doi.org/10.1155/2021/5563426
spellingShingle Okba Mahmoud
Mawada Hassan Awad Abdelmagied
Ahmad Hisham Dandashi
Bakr Nssaief Jasim
Hussam Alddin Tawfik Kayali
Saaid Al Shehadat
Comparative Evaluation of Accuracy of Different Apex Locators: Propex IQ, Raypex 6, Root ZX, and Apex ID with CBCT and Periapical Radiograph—In Vitro Study
International Journal of Dentistry
title Comparative Evaluation of Accuracy of Different Apex Locators: Propex IQ, Raypex 6, Root ZX, and Apex ID with CBCT and Periapical Radiograph—In Vitro Study
title_full Comparative Evaluation of Accuracy of Different Apex Locators: Propex IQ, Raypex 6, Root ZX, and Apex ID with CBCT and Periapical Radiograph—In Vitro Study
title_fullStr Comparative Evaluation of Accuracy of Different Apex Locators: Propex IQ, Raypex 6, Root ZX, and Apex ID with CBCT and Periapical Radiograph—In Vitro Study
title_full_unstemmed Comparative Evaluation of Accuracy of Different Apex Locators: Propex IQ, Raypex 6, Root ZX, and Apex ID with CBCT and Periapical Radiograph—In Vitro Study
title_short Comparative Evaluation of Accuracy of Different Apex Locators: Propex IQ, Raypex 6, Root ZX, and Apex ID with CBCT and Periapical Radiograph—In Vitro Study
title_sort comparative evaluation of accuracy of different apex locators propex iq raypex 6 root zx and apex id with cbct and periapical radiograph in vitro study
url http://dx.doi.org/10.1155/2021/5563426
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