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Surface damages of zirconia by Nd:YAG dental laser irradiation
Zirconia Damage Nd:YAG Laser Welding
2010/11/30
The purpose of this study was to characterize the surface damages of zirconia by Nd:YAG dental laser irradiation through a systematic evaluation of the associated microstructural changes. Disk specime...
Bactericidal Effects of 2.94μm and 1.67μm Laser
Streptococcus mutans Er:YAG laser Photochemical Caries Bactericidal effect
2011/6/10
The bactericidal effects of lasers with wavelengths of 1.67 and 2.94μm on cariogenic Streptococcus mutans were investigated. Temperature during irradiation was also measured to determine the mechanism...
Removal of root canal filling materials using Er:YAG laser irradiation
Er:YAG laser Root canal retreatment Root canal filling material
2010/11/26
The purpose of this study was to examine the ability of Er:YAG laser to remove root canal filling materials. The root canals of 21 extracted human anterior teeth were enlarged, and then obturated with...
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...
Effect of diode laser irradiation on the apical sealing of MTA retrofillings
Lasers Endodontics Retrograde obturation
2009/10/19
Apical sealing is essential for the success of paraendodontic surgery, so any procedure that may favor an adequate sealing of the apical remainder should be performed. The purpose of this study was to...
Assessment in vitro of brushing on dental surface roughness alteration by laser interferometry
Tooth abrasion Dentifrices Toothbrushing
2009/10/16
Noncarious cervical lesions (NCCLs) are considered to be of multifactorial origin, normally associated with inadequate brushing. This study assessed the influence in vitro of simulated brushing on NCC...
Evaluation of titanium implants with surface modification by laser beam: biomechanical study in rabbit tibias
Dental implants Lasers Osseointegration
2009/10/16
The purpose of the present study was to evaluate, using a biomechanical test, the force needed to remove implants with surface modification by laser (Nd:YAG) in comparison with implants with machined ...
Femtosecond Pulse Laser-oriented Recording on Dental Prostheses:A Trial Introduction
Femtosecond pulse laser Titanium Forensic dentistry
2009/9/15
The purpose of this study was to evaluate the feasibility of using a femtosecond pulse laser processing technique to store information on a dental prosthesis. Commercially pure titanium plates were pr...
Effects of Welding Pulse Energy and Fluoride Ion on the Cracking Susceptibility and Fatigue Behavior of Nd:YAG Laser-welded Cast Titanium Joints
Welding pulse energy Fluoride Mechanical property
2009/9/15
In this study, the cracking susceptibility and fatigue behavior of Nd:YAG laser-welded cast Ti joints (welding pulse energy: 11, 15, and 18 J) in fluoride-containing (0 and 0.5% NaF) artificial saliva...
Accuracy of Temporary Laser Welding of FPDs by Nd:YAG Laser in the Oral Cavity
Nd:YAG laser Temporary laser welding Deformation
2009/9/15
The purpose of this study was to investigate the accuracy of temporary fixation with laser welding for fixed partial dentures (FPDs). Five kinds of experimental FPD with different welding/soldering ga...
Relationship between Colors of Carious Dentin and Laser Fluorescence Evaluations in Caries Diagnosis
Color Laser fluorescence device Caries diagnosis
2009/9/14
This in vitro study investigated the relationship between assessments of dentin caries using a laser fluorescence device (DIAGNOdent) and a caries detector dye during caries removal. The dentin of eig...
Effect of Conditioners on Bond Durability of Resin Composite to Nd:YAP Laser-irradiated Dentin
Nd:YAP laser Shear bond strength Conditioner
2009/9/14
The aim of this study was to evaluate the effect of conditioners (sodium hypochlorite (NaOCl), Roth's ethylenediaminetetraacetic acid (EDTA), and phosphoric acid) on shear bond strength and morphology...
Chemical, Morphological and Thermal Effects of 10.6-μm CO2 Laser on the Inhibition of Enamel Demineralization
FT-Raman spectroscopy SEM Cross-sectional microhardness
2009/9/14
Studies have shown that enamel can be modified by pulsed CO2 laser to form a more acid-resistant substrate. This study evaluated the effects of a 10.6-μm CO2 laser on enamel surface morphology and che...
Spectroscopic Characterization of Enamel Surfaces Irradiated with Er:YAG Laser
Enamel Er:YAG laser XPS
2009/9/14
The purpose of this study was to investigate the effect of laser irradiation on the enamel surface spectroscopically. Polished bovine enamel surface was irradiated with an Er:YAG laser apparatus and c...
Bactericidal Effect of Er,Cr:YSGG Laser on Streptococcus mutans
Er Cr:YSGG laser Chlorhexidine gluconate Streptococcus mutans
2009/9/14
The aim of this study was to compare the antibacterial activities of Er,Cr:YSGG laser with two different power outputs against a chlorhexidine gluconate-based cavity disinfectant. A cavity tooth model...