Effect of ultrasonic cleaning on the bond strength of fiber posts in oval canals filled with a premixed bioceramic root canal sealer

ObjectiveThis study aimed to evaluate the effect of ultrasonic cleaning of the intracanal post space on the bond strength of fiber posts in oval canals filled with a premixed bioceramic (Bio-C Sealer [BIOC]) root canal sealer.Materials and MethodsFifty premolars were endodontically prepared and divi...

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Main Authors: Fernando Peña Bengoa, Maria Consuelo Magasich Arze, Cristobal Macchiavello Noguera, Luiz Felipe Nunes Moreira, Augusto Shoji Kato, Carlos Eduardo Da Silveira Bueno
Format: Article
Language:English
Published: Korean Academy of Conservative Dentistry 2020-05-01
Series:Restorative Dentistry & Endodontics
Subjects:
Online Access:http://rde.ac/upload/pdf/rde-45-e19.pdf
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author Fernando Peña Bengoa
Maria Consuelo Magasich Arze
Cristobal Macchiavello Noguera
Luiz Felipe Nunes Moreira
Augusto Shoji Kato
Carlos Eduardo Da Silveira Bueno
author_facet Fernando Peña Bengoa
Maria Consuelo Magasich Arze
Cristobal Macchiavello Noguera
Luiz Felipe Nunes Moreira
Augusto Shoji Kato
Carlos Eduardo Da Silveira Bueno
author_sort Fernando Peña Bengoa
collection DOAJ
description ObjectiveThis study aimed to evaluate the effect of ultrasonic cleaning of the intracanal post space on the bond strength of fiber posts in oval canals filled with a premixed bioceramic (Bio-C Sealer [BIOC]) root canal sealer.Materials and MethodsFifty premolars were endodontically prepared and divided into 5 groups (n = 10), based on the type of root canal filling material used and the post space cleaning protocol. A1: gutta-percha + AH Plus (AHP) and post space preparation with ultrasonic cleaning, A2: gutta-percha + BIOC and post space preparation with ultrasonic cleaning, B1: gutta-percha + AHP and post space preparation, B2: gutta-percha + BIOC and post space preparation, C: control group. Fiber posts were cemented with a self-adhesive luting material, and 1 mm thick slices were sectioned from the middle and cervical third to evaluate the remaining filling material microscopically. The samples were subjected to a push-out test to analyze the bond strength of the fiber post, and the results were analyzed with the Shapiro-Wilk, Bonferroni, Kruskal-Wallis, and Mann-Whitney tests (p < 0.05). Failure modes were evaluated using optical microscopy.ResultsThe results showed that the fiber posts cemented in canals sealed with BIOC had lower bond strength than those sealed with AHP. The ultrasonic cleaning of the post space improved the bond strength of fiber posts in canals sealed with AHP, but not with BIOC.ConclusionsBIOC decreased the bond strength of fiber posts in oval canals, regardless of ultrasonic cleaning.
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spelling doaj-art-eeeb16d61b9f4f73a014b2b48fc9972d2025-07-03T04:24:59ZengKorean Academy of Conservative DentistryRestorative Dentistry & Endodontics2234-76582234-76662020-05-01452e1910.5395/rde.2020.45.e19900Effect of ultrasonic cleaning on the bond strength of fiber posts in oval canals filled with a premixed bioceramic root canal sealerFernando Peña Bengoa0Maria Consuelo Magasich Arze1Cristobal Macchiavello Noguera2Luiz Felipe Nunes Moreira3Augusto Shoji Kato4Carlos Eduardo Da Silveira Bueno5Department of Endodontics, Faculty of Dentistry, Universidad Andres Bello, Viña del Mar, ChilePrivate Practice, Viña del Mar, ChilePrivate Practice, Viña del Mar, ChileDepartment of Endodontics, Faculty of Dentistry, Universidade Vale do Rio Doce, Governador Valadares, MG, BrazilFaculdade São Leopoldo Mandic, Instituto de Pesquisas São Leopoldo Mandic, Área de Endodontia, Campinas, SP, BrazilFaculdade São Leopoldo Mandic, Instituto de Pesquisas São Leopoldo Mandic, Área de Endodontia, Campinas, SP, BrazilObjectiveThis study aimed to evaluate the effect of ultrasonic cleaning of the intracanal post space on the bond strength of fiber posts in oval canals filled with a premixed bioceramic (Bio-C Sealer [BIOC]) root canal sealer.Materials and MethodsFifty premolars were endodontically prepared and divided into 5 groups (n = 10), based on the type of root canal filling material used and the post space cleaning protocol. A1: gutta-percha + AH Plus (AHP) and post space preparation with ultrasonic cleaning, A2: gutta-percha + BIOC and post space preparation with ultrasonic cleaning, B1: gutta-percha + AHP and post space preparation, B2: gutta-percha + BIOC and post space preparation, C: control group. Fiber posts were cemented with a self-adhesive luting material, and 1 mm thick slices were sectioned from the middle and cervical third to evaluate the remaining filling material microscopically. The samples were subjected to a push-out test to analyze the bond strength of the fiber post, and the results were analyzed with the Shapiro-Wilk, Bonferroni, Kruskal-Wallis, and Mann-Whitney tests (p < 0.05). Failure modes were evaluated using optical microscopy.ResultsThe results showed that the fiber posts cemented in canals sealed with BIOC had lower bond strength than those sealed with AHP. The ultrasonic cleaning of the post space improved the bond strength of fiber posts in canals sealed with AHP, but not with BIOC.ConclusionsBIOC decreased the bond strength of fiber posts in oval canals, regardless of ultrasonic cleaning.http://rde.ac/upload/pdf/rde-45-e19.pdfendodonticspush-out bond strengthsealerultrasonic tips
spellingShingle Fernando Peña Bengoa
Maria Consuelo Magasich Arze
Cristobal Macchiavello Noguera
Luiz Felipe Nunes Moreira
Augusto Shoji Kato
Carlos Eduardo Da Silveira Bueno
Effect of ultrasonic cleaning on the bond strength of fiber posts in oval canals filled with a premixed bioceramic root canal sealer
Restorative Dentistry & Endodontics
endodontics
push-out bond strength
sealer
ultrasonic tips
title Effect of ultrasonic cleaning on the bond strength of fiber posts in oval canals filled with a premixed bioceramic root canal sealer
title_full Effect of ultrasonic cleaning on the bond strength of fiber posts in oval canals filled with a premixed bioceramic root canal sealer
title_fullStr Effect of ultrasonic cleaning on the bond strength of fiber posts in oval canals filled with a premixed bioceramic root canal sealer
title_full_unstemmed Effect of ultrasonic cleaning on the bond strength of fiber posts in oval canals filled with a premixed bioceramic root canal sealer
title_short Effect of ultrasonic cleaning on the bond strength of fiber posts in oval canals filled with a premixed bioceramic root canal sealer
title_sort effect of ultrasonic cleaning on the bond strength of fiber posts in oval canals filled with a premixed bioceramic root canal sealer
topic endodontics
push-out bond strength
sealer
ultrasonic tips
url http://rde.ac/upload/pdf/rde-45-e19.pdf
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