As the demand for esthetics in dentistry has increased over the years, zirconia-based restorations have been successfully used as alternatives to metal-ceramic restorations. A reliable marginal seal is among the factors that are vital to the clinical success of a dental restoration. One advantage of zirconia-based restorations is that the cementation process is generally simpler and more efficient compared to the delivery/cementation of other all-ceramic systems. This article reviews several categories of cement used for the cementation of zirconia restorations: zinc-phosphate cement, glass-ionomer cement (GIC), resin-modified GIC, and composite-resin cement.
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Microsc Res Tech
December 2024
Department of Restorative Dentistry, Marmara University Faculty of Dentistry, Istanbul, Turkey.
This study evaluated the effects of immediate dentin sealing (IDS) using different universal adhesives on microtensile bond strength (μTBS) of pretreated monolithic translucent tetragonal polycrystalline zirconia-based CAD/CAM restoration to dentin and microscopic morphological alterations. Mid-coronal dentin were obtained from 32 human molars and randomly allocated into 8 groups according to the presence/absence of IDS, universal adhesives for IDS (Single Bond Universal/SBU, Clearfil Quick Bond/CUQ, Optibond Universal/OBU) and zirconia surface pretreatments (tribochemical silica coating-30 μm CoJet particles/TSC, sandblasting-50 μm AlO/SB): Group TSC, Group TSC+SBU, Group TSC+CUQ, Group TSC+OBU, Group SB, Group SB+SBU, Group SB+CUQ, Group SB+OBU. CAD/CAM restorations (Lava Plus High Translucency Zirconia Disc) were produced, luted, and subjected to 10.
View Article and Find Full Text PDFOdontology
November 2024
Division of Fixed Prosthodontics, Department of Restorative & Biomaterials Sciences, Meikai University School of Dentistry, 1-1Keyakidai, Sakado, Saitama, 350-0283, Japan.
The purpose of this narrative review is to organize information and knowledge about the properties of the clinical evidence of zirconia-applied dental restorations and to provide relevant information to establish application methods to obtain long-term clinical prognosis of zirconia-applied dental prostheses. From PubMed and manual searches, found "zirconia," "crown," "survival," and "success" keywords were searched. Case reports, case series, reviews, abstracts, in vitro studies, and observational studies were excluded.
View Article and Find Full Text PDFJ Trace Elem Med Biol
December 2024
Department of Chemical and Biological Science, Institute of Biosciences, UNESP - São Paulo State University, Botucatu, São Paulo 18618-970, Brazil. Electronic address:
Introduction: Zirconia (ZrO) is highly regarded in dental restoration due to its aesthetic compatibility and mechanical properties that align with biological tissues. This study explores the effects of stabilized ZrO2 on endothelial cell function and extracellular matrix (ECM) remodeling, processes critical to successful osseointegration in dental implants.
Methodology: Human Umbilical Vein Endothelial Cells (HUVECs) were cultured in ZrO -enriched medium under both static and shear stress conditions.
J Dent
December 2024
Division of Restorative Dental Sciences, Faculty of Dentistry, The University of Hong Kong, Hong Kong SAR. Electronic address:
Objectives: This study aimed to investigate the clinical performance of zirconia-based fixed dental prostheses (FDPs) in comparison to metal-ceramic (MC) FDPs.
Methods: A comprehensive search on MEDLINE (PubMed), Web of Science (Core Collection), Scopus up to June 2024 was conducted. Studies that compared the success, survival and complication rates between zirconia based FDPs and MC FDPs were eligible for inclusion.
J Prosthodont
September 2024
Department of Restorative Dentistry, School of Dental Medicine, The State University of New York at Buffalo, Buffalo, New York, USA.
Purpose: A newly introduced sintering protocol promises to offer higher translucency while not significantly compromising the flexural strength of the material. However, the effect of the novel sintering protocol has not been thoroughly validated. The purpose of this study was to measure and compare the effect of two sintering protocols on the translucency and flexural strength of two multilayered zirconia materials.
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