Buscar
Mostrando ítems 21-30 de 225
Evaluation of the color change and tooth sensitivity in treatments that associate violet LED with carbamide peroxide 10 %: A randomized clinical trial of a split-mouth design
(2020-06-01)
Background: To evaluate the bleaching efficacy and post-operative sensitivity of 10 % carbamide peroxide (PC) with or without violet LED (VL). Methods: Thirty patients were selected and were instructed to perform home ...
The influence of violet LED light on tooth bleaching protocols: In vitro study of bleaching effectiveness
(2020-12-01)
Background: Employing violet LED on tooth bleaching is a recent but promising technique. This study aimed to assess the bleaching effectiveness of violet light-emitting diodes (LEDs) associated or not with bleaching gels ...
Effect of carbamide peroxide bleaching agents on tensile strength of human enamel
(Elsevier Sci LtdOxfordInglaterra, 2004)
Effects of bleaching agents containing fluoride and calcium on human enamel
(Quintessence Publishing Co IncHanover ParkEUA, 2010)
Effect of 10% carbamide peroxide dental bleaching on microhardness of filled and unfilled sealant materials
(2006-11-01)
Purpose: The purpose of this study was to quantitatively evaluate the effect of 10% carbamide peroxide on the microhardness of pit and fissure sealant materials. Methods: Fluroshield, Vitroseal Alfa, and one unfilled ...
The effect of carbamide peroxide bleaching agents on the microhardness of dental ceramics.
(2010-12-01)
This study examined the effect of 10% and 16% carbamide peroxide bleaching agents on the surface microhardness of micro-particulate feldspathic ceramics (VM7 and VM13, Vita Zahnfabrik). Forty specimens (8-mm diameter, 2-mm ...
Effect of a 10% carbamide peroxide on wear resistance of enamel and dentine: In situ study
(ELSEVIER SCI LTD, 2009)
Objectives: This triple-blind, 2 x 2 crossover in situ study, was undertaken to verify whether the wear resistance of enamel and root dentine would be affected by bleaching with a 10% carbamide peroxide agent and a placebo ...
Effect of carbamide peroxide on the push-out bond strength of different composition glass-ionomer cement to root canal dentin when used as cervical barrier
(2015-01-01)
Aim: To evaluate the effect of 37% carbamide peroxide on the bond strength of conventional or resin-modified glass-ionomer cements when used as a cervical barrier in endodonticallytreated teeth. Materials and methods: After ...
The Influence of Chemical Activation on Tooth Bleaching Using 10% Carbamide Peroxide
(Operative Dentistry Inc, 2011-03-01)
The aim of this study was to assess the influence of manganese gluconate, a chemical activator of bleaching agents, at a concentration of 0.01% on the efficiency of a 10% carbamide peroxide-based bleaching agent. Forty ...
Cytotoxic Effects of Different Concentrations of a Carbamide Peroxide Bleaching Gel on Odontoblast-Like Cells MDPC-23
(WILEY-LISS, 2009)
This study evaluated the cytotoxic effects of a carbamide peroxide (CP) bleaching gel at different concentrations on odontoblast-like cells. Immortalized cells of the MDPC-23 cell line (30,000 cells/cm(2)) were incubated ...