搜索结果: 1-15 共查到“口腔医学 Composite resin”相关记录24条 . 查询时间(0.122 秒)
Antibacterial activity of composite resin with glass-ionomer filler particles
Glass-ionomer filler Composite resin Antibacterial activity
2010/11/26
The purpose of this study was to examine the antibacterial activity of composite resin with glass-ionomer filler particles versus that of contemporary commercial composite resins. Three composite resi...
Investigations in the correlation between Martens hardness and flexural strength of composite resin restorative materials
Resin based composites Flexural strength Martens hardness
2010/11/26
The purpose of this study is to verify the hypothesis that the hardness and flexural strength of composite resin restorative materials are correlated and similarly affected by accelerated aging. With ...
Comparison of Shear Bond Strength between Composite Resin and Porcelain Using Different Bonding Systems
Ceramic Dentin bonding Silane Porcelain
2009/12/31
Statement of Problem: Ceramics as in ceramo-metallic and all ceramic tooth restorations have grown popular owing to their high tissue compatibility and esthetic advantages. Such restorations have the ...
Dentine bond strength of a composite resin polymerized with conventional light and argon laser
Lasers argon Composite resins Dentin Tooth
2009/10/20
The use of argon laser (488 nm) has been suggested as a new alternative for polymerizing adhesive materials. This study aimed to evaluate the tensile bond strength of a microfilled composite (A110, 3M...
Effectiveness of composite resin polymerization using light-emitting diodes (LEDs) or halogen-based light-curing units
Composite resins Spectrophotometry
2009/10/20
The clinical performance of composite resins is greatly influenced by the quality of the light-curing unit used. The aim of this study was to compare the efficiency of a commercial light-emitting diod...
Streptococcus mutans-induced secondary caries adjacent to glass ionomer cement,composite resin and amalgam restorations in vitro
Dental caries Streptococcus mutans Dental materials
2009/10/19
The aim of this study was to define, in vitro, the potential to inhibit secondary caries of restorative materials currently used in dental practice. Standard cavities were prepared on the buccal and l...
Effect of surface treatments on the bond strength of a zirconia-reinforced ceramic to composite resin
Ceramics Composite resins Tensile strength Shear strength
2009/10/16
The objective of this study was to evaluate the tensile (st) and shear bond strength (ss) of a glass-infiltrated alumina-based zirconia-reinforced ceramic (IZ - Vita In-Ceram Zirconia) to a composite ...
Influence of method and period of storage on the microtensile bond strength of indirect composite resin restorations to dentine
Composite resins Tensile strength Thymol Formaldehyde Sodium azide Dentin
2009/10/16
This study evaluated the influence of the method and period of storage on the adhesive bond strength of indirect composite resin to bovine dentin. Ninety bovine incisors were stored in three different...
Reestablishment of Occlusion with Prosthesis and Composite Resin Restorations
Occlusion Composite resin Prosthesis
2010/1/21
Here, we present a case report on prosthetic reconstruction of posterior teeth and composite resin restoration of anterior teeth yielding considerable esthetic improvement, reestablishment of disocclu...
Development of Dental Composite Resin Utilizing Low-shrinking and Low-viscous Monomers
Composite resin Urethane monomer Curing shrinkage
2009/9/14
To lower the viscosity of composite resins, experimental composite resins were produced using low-viscosity monomer mixtures of newly developed polyfunctional acrylates, and the mechanical and physica...
Effect of Ultraviolet Light Irradiation on Bonding of Experimental Composite Resin Artificial Teeth
UV irradiation Composite resin artificial teeth Shear bond strength
2009/9/14
The purpose of the present study was to evaluate how ultraviolet light (UV) irradiation using an ordinary UV sterilizer would affect the bonding of experimental composite resins to an autopolymerizing...
Influence of Adhesive Systems on Bond Strength between Fiber Posts and Composite Resin Cores in a Pull-out Test Design
Fiber post Surface conditioning Adhesive systems
2009/9/14
The aim of this study was to evaluate the effects of post surface conditioning with adhesive systems on tensile bond strength between two composite resin core systems and FRP posts (ER DentinPost). Fo...
Stress Distribution in Roots Restored with Different Types of Post Systems with Composite Resin
Nonlinear finite element analysis Young's modulus Von Mises stress
2009/9/11
Although composite resin core is used with various types of prefabricated posts, it remains unclear which kind of material is most suitable for the post. The aim of this study was to evaluate the infl...
Influence of Cyclic Loading on Fiber Post and Composite Resin Core
Fiber post and composite resin core Failure load Cyclic loading
2009/9/11
From a selection of four kinds of post and core systems, including a fiber post and composite resin core, the purpose of this study was to determine the most effective system for the restoration of en...
Three-dimensional Finite Element Analysis of Stress Distribution in Composite Resin Cores with Fiber Posts of Varying Diameters
Finite element analysis Composite resin core with fiber post Fiber post diameter
2009/9/11
Using three-dimensional finite element analysis (3D-FEA), stress distributions in the remaining radicular tooth structure were investigated under the condition of varying diameters of fiber post for f...