Analysis of the calcium hydroxide removal of bovine root canals with different techniques by scanning electron microscopy

Objective: To evaluate the effectiveness of calcium hydroxide removal by comparing manual files, Easy Clean and passive ultrasonic irrigation (PUI) on Ca(OH)2 removal. Method: Thirty bovine incisors teeth wereused in this study. The root canals were prepared and the samples were randomly divided int...

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Main Authors: Mateus Alves Bastos, Flávia Emi Razera Baldasso
Format: Article
Language:Portuguese
Published: Faculdade Meridional IMED 2019-07-01
Series:Journal Of Oral Investigations
Subjects:
Online Access:https://seer.imed.edu.br/index.php/JOI/article/view/3075
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author Mateus Alves Bastos
Flávia Emi Razera Baldasso
author_facet Mateus Alves Bastos
Flávia Emi Razera Baldasso
author_sort Mateus Alves Bastos
collection DOAJ
description Objective: To evaluate the effectiveness of calcium hydroxide removal by comparing manual files, Easy Clean and passive ultrasonic irrigation (PUI) on Ca(OH)2 removal. Method: Thirty bovine incisors teeth wereused in this study. The root canals were prepared and the samples were randomly divided into 3 groups according to the technique used for Ca(OH)2 removal (n = 10): G1: manual files; G2: Easy Clean file; G3: Passive ultrasonic irrigation. After fifteen days, specimens were sectioned and processed for observation of the middle and apical thirds by using scanning electron microscopy (SEM). One blinded and calibrated evaluator attributed scores to each specimen. The data obtained from the SEM analysis were submitted to the Kruskal-Wallys test, followed by the Dunn test. Results: There was no significant difference in Ca(OH)2 removal between manual file and Easy Clean and between Easy Clean and PUI. PUI technique significantly removed more calcium hydroxide when compared with manual file group. None of the tested techniques completely removed the Ca(OH)2 from the root canal walls. Conclusion: Regardless of the technique used, none of the protocols tested completely removed the Ca(OH)2 from the root canal. However, passive ultrasonic irrigation was more effective than manual file group.
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spelling doaj.art-1d0d751ebf9045be84c39cf2cc8518342022-12-21T19:10:01ZporFaculdade Meridional IMEDJournal Of Oral Investigations2238-510X2238-510X2019-07-0182192910.18256/2238-510X.2019.v8i2.30751290Analysis of the calcium hydroxide removal of bovine root canals with different techniques by scanning electron microscopyMateus Alves Bastos0Flávia Emi Razera Baldasso1Centro Universitário da Serra Gaúcha FSG, Caxias do Sul, Rio Grande do SulCentro Universitário da Serra GaúchaObjective: To evaluate the effectiveness of calcium hydroxide removal by comparing manual files, Easy Clean and passive ultrasonic irrigation (PUI) on Ca(OH)2 removal. Method: Thirty bovine incisors teeth wereused in this study. The root canals were prepared and the samples were randomly divided into 3 groups according to the technique used for Ca(OH)2 removal (n = 10): G1: manual files; G2: Easy Clean file; G3: Passive ultrasonic irrigation. After fifteen days, specimens were sectioned and processed for observation of the middle and apical thirds by using scanning electron microscopy (SEM). One blinded and calibrated evaluator attributed scores to each specimen. The data obtained from the SEM analysis were submitted to the Kruskal-Wallys test, followed by the Dunn test. Results: There was no significant difference in Ca(OH)2 removal between manual file and Easy Clean and between Easy Clean and PUI. PUI technique significantly removed more calcium hydroxide when compared with manual file group. None of the tested techniques completely removed the Ca(OH)2 from the root canal walls. Conclusion: Regardless of the technique used, none of the protocols tested completely removed the Ca(OH)2 from the root canal. However, passive ultrasonic irrigation was more effective than manual file group.https://seer.imed.edu.br/index.php/JOI/article/view/3075Endodontia. Hidróxido de Cálcio. Microscopia Eletrônica de Varredura
spellingShingle Mateus Alves Bastos
Flávia Emi Razera Baldasso
Analysis of the calcium hydroxide removal of bovine root canals with different techniques by scanning electron microscopy
Journal Of Oral Investigations
Endodontia. Hidróxido de Cálcio. Microscopia Eletrônica de Varredura
title Analysis of the calcium hydroxide removal of bovine root canals with different techniques by scanning electron microscopy
title_full Analysis of the calcium hydroxide removal of bovine root canals with different techniques by scanning electron microscopy
title_fullStr Analysis of the calcium hydroxide removal of bovine root canals with different techniques by scanning electron microscopy
title_full_unstemmed Analysis of the calcium hydroxide removal of bovine root canals with different techniques by scanning electron microscopy
title_short Analysis of the calcium hydroxide removal of bovine root canals with different techniques by scanning electron microscopy
title_sort analysis of the calcium hydroxide removal of bovine root canals with different techniques by scanning electron microscopy
topic Endodontia. Hidróxido de Cálcio. Microscopia Eletrônica de Varredura
url https://seer.imed.edu.br/index.php/JOI/article/view/3075
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AT flaviaemirazerabaldasso analysisofthecalciumhydroxideremovalofbovinerootcanalswithdifferenttechniquesbyscanningelectronmicroscopy