Results: 237

Effects of in-office bleaching agent combined with different desensitizing agents on enamel

J. appl. oral sci; 27 (), 2019
Abstract Objective: To analyze color change, microhardness and chemical composition of enamel bleached with in-office bleaching agent with different desensitizing application protocols. Materials and Methods: One hundred and seventeen polished anterior human enamel surfaces were obtained and randomly d...

Increased whitening efficacy and reduced cytotoxicity are achieved by the chemical activation of a highly concentrated hydrogen peroxide bleaching gel

J. appl. oral sci; 27 (), 2019
Abstract Objective This study was designed for the chemical activation of a 35% hydrogen peroxide (H2O2) bleaching gel to increase its whitening effectiveness and reduce its toxicity. Methodology First, the bleaching gel - associated or not with ferrous sulfate (FS), manganese chloride (MC), peroxida...

Whitening toothpaste containing activated charcoal, blue covarine, hydrogen peroxide or microbeads: which one is the most effective?

J. appl. oral sci; 27 (), 2019
Abstract The efficacy of whitening toothpastes is questionable and controversial. Clinicians, patients and researchers have expressed concern with whitening toothpastes due to the risk of wearing the dental structure and the potential for disappointment if the advertised cosmetic results are not achieved...

Efeitos do clareamento dental em consultório para dentes polpados: uma revisão da literatura
Efeitos do clareamento dental em consultório para dentes polpados: uma revisão da literatura

Rev. Salusvita (Online); 38 (3), 2019
Introdução: A busca por um padrão de dentes mais brancos tem estimulado o consumo de agentes clareadores e, apesar de ser um tratamento estético conservador, possíveis danos à estrutura oral podem ocorrer com o uso excessivo desses produtos. Objetivo: Discorrer sobre as principais implicações do ...

Effect of modified 45s5 bioglass on physical and chemical properties of bleached enamel

Braz. j. oral sci; 18 (), 2019
Aim: The purpose of this study was to evaluate of the effects of modified 45S5 bioglass (BG) before, after, and during the bleaching procedure with 35% hydrogen peroxide (HP) on the tooth colour change and physicochemical and morphological properties of human enamel. Methods: Forty-two human premolar ena...

Avaliação do impacto do clareamento dental na qualidade de vida de pacientes adultos

J. Health NPEPS; 3 (2), 2018
Objetivo: este trabalho teve como objetivo avaliar o impacto do clareamento dental profissional na qualidade de vida de pacientes. Método: foram selecionados 40 pacientes em tratamento de clareamento dental de consultório com peróxido de hidrogênio a 35%, e que atenderam a critérios específicos de ...

Interdisciplinary planning as a landmark for treatment: Case report with a 2-years follow-up

Abstract Case report: young adult woman with esthetic complaints regarding her smile and frontal teeth aspect. At first glance, the problem seemed to be only the shape of the lateral upper incisors and a small diastema between the central incisors. The diagnosis shared between the orthodontist and the ...

Effect of at-home bleaching on oxygen saturation levels in the dental pulp of maxillary central incisors

Braz. dent. j; 29 (6), 2018
Abstract The present study assessed oxygen saturation (SaO2) levels before, during, and after at-home bleaching treatment in the pulps of healthy maxillary central incisors. SaO2 levels were measured in 136 healthy maxillary central incisors using a pulse oximeter. The bleaching protocol consisted of 10%...

In vivo study of the action of a topical anti-inflammatory drug in rat teeth submitted to dental bleaching

Braz. dent. j; 29 (6), 2018
Abstract Bleaching gel containing hydrogen peroxide (H2O2) cause damages in pulp tissue. This study investigated the action of a topical anti-inflammatory, the Otosporin®, in rats' bleached teeth with the null hypothesis of which the Otosporin® is no able to minimize the pulp inflammation that bleachin...

Effects of an Antioxidant on the Shear Bond Strengths of Orthodontic Brackets After Conventional and Laser-Assisted Extra-Coronal Bleaching

Odovtos (En línea); 20 (3), 2018
RESUMEN El objetivo del presente estudio fue evaluar los efectos de la aplicación de un antioxidante sobre las fuerzas de unión (SBS) de brackets de ortodoncia posterior al blanqueamiento con peróxido de hidrógeno (HP). Metodología: Cincuenta premolares recién extraídos se dividieron aleatoriament...