Delayed vs. immediate placement of restorative materials over Biodentine and RetroMTA: a micro-shear bond strength study

Autor: Ozge Celiksoz, Ozgur Irmak
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: BMC Oral Health, Vol 24, Iss 1, Pp 1-11 (2024)
Druh dokumentu: article
ISSN: 1472-6831
DOI: 10.1186/s12903-024-03917-3
Popis: Abstract Background The aim of the present study was to investigate the micro-shear bond strength (µSBS) of various restorative materials applied on two different fast-setting calcium silicate-based materials and to evaluate the effect of restoration time on µSBS. Methods A total of 180 acrylic blocks with a cavity in the center were randomly divided into 2 main groups according to the capping material to be used (Biodentine or RetroMTA). The specimens were also randomly divided into 3 groups according to the restoration time (3 min, 12 min, 24 h). After the specified waiting periods, glass hybrid material (EQUIA Forte HT), resin composite (Filtek Z550) and light-cured calcium silicate material (Theracal LC) were placed on the specimens with tygon tubes. The specimens were kept for 24 h and then subjected to µSBS test. Statistical analysis was performed by 3-way ANOVA followed by Tukey test for pairwise comparisons (α = 0.05). Results There is a statistically significant difference (p 12 min > 3 min). The µSBS obtained for the Biodentine-resin composite at the end of the 3 min setting time is significantly lower (p
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