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Volumetric Evaluation of Voids and Gaps of Different Calcium-Silicate Based Materials Used in Furcal Perforations: A Micro-CT Study
Journal article   Open access   Peer reviewed

Volumetric Evaluation of Voids and Gaps of Different Calcium-Silicate Based Materials Used in Furcal Perforations: A Micro-CT Study

Cassia Cestari Toia, Fabricio Batista Teixeira, Carolina Cucco, Marcia Carneiro Valera and Bruno Neves Cavalcanti
Dentistry journal, Vol.10(3), p.41
03/01/2022
DOI: 10.3390/dj10030041
PMCID: PMC8947349
PMID: 35323243
url
https://doi.org/10.3390/dj10030041View
Published (Version of record) Open Access

Abstract

This study aimed at evaluating volumetrically gaps and voids of calcium-silicate based materials of different generations and handling properties (BC-Endosequence BC RRM-Fast Set Condensable Putty, MTA-ProRoot MTA, and BIO-Biodentine) in simulated furcal perforations in an ex vivo setup by microcomputed tomography (Micro-CT) analysis. Thirty-six extracted human mandibular molars with sound furcation areas were selected. Standardized perforations were created in the furcation area of the pulp chamber using #4 diamond burs. The specimens were randomly assigned to three groups (BC, MTA and BIO; n = 12). Samples were then scanned (SkyScan 1172; Bruker-microCT, Kontich, Belgium), and three-dimensional (3D) images reconstructed. The relative volume of gaps (VG%) and voids (VV%) present on each material was calculated. Data were analyzed using one-way analysis of variance (ANOVA) and Tukey's HSD test (p < 0.05). Mean VG% for BC, MTA, and BIO groups were, respectively, 0.513%, 1.128%, 1.460%, with BC presenting statistically (p < 0.05) fewer gaps formation than the other groups. Mean VV% were, respectively, 0.018%, 0.037%, and 0.065%. The was no statistical difference regarding VV%. There were no gap-free and void-free samples. BC group had the lowest VG% among the groups with a significant statistical difference (p < 0.05).
Dentistry, Oral Surgery & Medicine Life Sciences & Biomedicine Science & Technology

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