Results 41 to 50 of about 5,176 (336)

Effect of 15% carbamide peroxide bleaching gel on color stability of giomer and microfilled composite resin: an in vitro comparison [PDF]

open access: yes, 2012
Objectives: The effect of 15% carbamide peroxide bleaching gel on color stability and surface topography of a giomer and a microfilled composite resin was evaluated in the present in vitro study.
Abed Kahnamoii, Mehdi   +5 more
core   +1 more source

In vitro evaluation of the efficacy of two bleaching procedures [PDF]

open access: yes, 2011
Objective: In vitro comparison of the efficacy of two bleaching procedures, one based on carbamide peroxide (CP) and the other on hydrogen peroxide (HP), simulating clinical conditions.
Amengual Lorenzo, José   +3 more
core   +1 more source

Effectiveness of dental bleaching in depth after using different bleaching agents [PDF]

open access: yes, 2013
Objectives: This study evaluated the effectiveness of low- and high-concentration bleaching agents on enamel and deep dentin. Study design: Stained bovine incisors fragments were randomized placed into 10 groups (n=5), according to the sample thicknesses
Aguiar, Flávio Henrique Baggio   +5 more
core   +1 more source

In vitro study on tooth enamel lesions related to whitening dentifrice

open access: yesIndian Journal of Dental Research, 2011
Background: The tooth whitening substances for extrinsic use that are available in Brazil contain hydrogen peroxide or carbamide peroxide. Several studies have attributed the appearance of lesions in the enamel morphology, including hypersensitivity, to ...
Danilo Barral de Araújo   +3 more
doaj   +1 more source

Tooth-bleaching procedures and their controversial effects: A literature review [PDF]

open access: yes, 2014
AimThis review article will help clinicians improve their understanding of the history of bleaching procedures, bleaching types, components, mechanisms, and their effects on soft tissue, tooth structures, resin composite, and bonding.MethodsThe ...
Alqahtani, Mohammed Q.
core   +2 more sources

Effectiveness of carbamide peroxide and sodium perborate in non-vital discolored teeth [PDF]

open access: yesJournal of Applied Oral Science, 2009
To evaluate the efficacy of 16% carbamide peroxide gel (CP16%), tetrahydrate sodium perborate (SP) and mixture (CP16% + SP), in walking bleaching of non-vital discolored teeth.Sixty single-rooted human premolars with intact crowns were used and initial color was assessed using Vita shade guide and standardized photos.
Valera, Marcia Carneiro   +5 more
openaire   +8 more sources

Perbandingan Kekerasan Mikro Dentin Mahkota Setelah Aplikasi Berbagai Bahan Bleaching Intrakoronal [PDF]

open access: yes, 2016
Comparing microhardness of dentine crown after application of various intracoronal bleaching agents. The aim of this study is to compare microhardness of dentine crown after treatment with intracoronal bleaching agents.
Merza, A. (Apriko)   +2 more
core   +4 more sources

Effect of Short- and Long-term Use of Home and In-Office Bleaching with Carbamide Peroxide and Hydrogen Peroxide on Bleaching with Carbamide Peroxide and Hydrogen Peroxide on Enamel Microhardness Enamel Microhardness

open access: yesJournal of Dentistry Indonesia, 2020
Bleaching is a well-known esthetic dental treatment performed to lighten the tooth shade. Among different cosmetic dental procedures, including direct and indirect tooth-colored restorations, bleaching is likely the most conservative approach. Bleaching has been accepted well by patients and proven as a safe and effective approach.
Niloofar Kianvash Rad   +4 more
openaire   +3 more sources

Effect of dental bleaching on the microhardness and surface roughness of sealed composite resins [PDF]

open access: yesRestorative Dentistry & Endodontics, 2020
ObjectivesThe aim of this in vitro study was to evaluate the microhardness and surface roughness of composite resins before and after tooth bleaching procedures.Materials and MethodsSixty specimens were prepared of each composite resin (Filtek Supreme XT
Renan Aparecido Fernandes   +4 more
doaj   +1 more source

Microhardness of demineralized enamel following home bleaching and laser-assisted in office bleaching [PDF]

open access: yes, 2015
Background: There is little data regarding the effect of tooth whitening on microhardness of white spot lesions. This study was conducted to investigate the effect of home-bleaching and laser-assisted in-office bleaching on microhardness of ...
Ahrari, Farzaneh   +3 more
core   +1 more source

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