Results 41 to 50 of about 20,985 (214)

Comparison of surface topography changes from conventional metal brackets and self-ligating metal brackets after immersion in three different mouthwashes using atomic force microscopy: An in vitro study

open access: yesJournal of Pharmacy and Bioallied Sciences, 2023
In orthodontics, the surface roughness and corrosion behavior due to metal ion releases in orthodontic brackets and archwires affect the effectiveness of tooth movement. Atomic force microscopy (AFM) can provide three-dimensional information measurements
Sakthivel Ram S R. Thulasiram   +5 more
doaj   +1 more source

Shear Bond Strength Comparison between Two Orthodontic Adhesives and Self-Ligating and Conventional Brackets [PDF]

open access: yes, 2007
Objective: To evaluate and compare the shear bond strengths of two adhesives using two types of brackets: a conventional and a self-ligating bracket system. Materials and Methods: Sixty extracted human premolars were collected.
Berzins, David W.   +3 more
core   +1 more source

Shear bond strength and debonding characteristics of metal and ceramic brackets bonded with conventional acid-etch and self-etch primer systems: an in-vivo study [PDF]

open access: yes, 2015
Background: Different in-vitro studies have reported various results regarding shear bond strength (SBS) of orthodontic brackets when SEP technique is compared to conventional system.
Mirzakouchaki, Behnam   +5 more
core   +1 more source

Characterization of Lithia‐Based Machinable Glass‐Ceramic Materials

open access: yesJournal of Esthetic and Restorative Dentistry, EarlyView.
ABSTRACT Objective Lithia‐based glass ceramics lead the indirect single‐unit restoration market, but the underlying evidence is dominated by a single material. New materials have been introduced. The purpose was to investigate the elemental composition, elemental oxide composition, as‐fabricated surface morphology, as‐fabricated flexural strength ...
Anvita Maharishi   +2 more
wiley   +1 more source

Real‐time polymerase chain reaction quantification of the salivary levels of cariogenic bacteria in patients with orthodontic fixed appliances

open access: yesClinical and Experimental Dental Research, 2020
Aim The aim was to investigate the salivary detection frequencies and quantities of caries‐associated bacteria from patients with orthodontic brackets.
Manal A. Al‐Melh   +3 more
doaj   +1 more source

Glass-ionomer Adhesives in Orthodontics: Clinical Implications and Future Research Directions [PDF]

open access: yes, 1999
During the past ten years significant advances have been made in the development of glass-ionomer bonding adhesives. The beneficial effects of fluoride are well documented and an agent which reduces or prevents a white spot lesion that commonly occurs ...
Bradley, T. Gerard   +1 more
core   +1 more source

Digital Occlusal Contact Area Indicates Masticatory Performance for Normal Occlusion, but Not for Malocclusion

open access: yesJournal of Oral Rehabilitation, EarlyView.
ABSTRACT Objectives Since 1949, occlusal contact area (OCA) has been recognised as an indicator of masticatory performance (MP), but it required individual and laborious analog measurement. Today, a digital workflow could provide automatic quantification.
Paulina Vortkamp   +10 more
wiley   +1 more source

Bonding with Self-Etching Primers - Pumice or Pre-Etch? An In Vitro Study [PDF]

open access: yes, 2010
The objective of this study was to compare the shear bond strengths (SBS) of orthodontic brackets bonded with self-etching primer using different enamel surface preparations. A 2-by-2 factorial study design was used. Sixty human premolars were harvested,
Fitzgerald, Ian J.
core   +1 more source

Disinclusion of unerupted teeth by mean of self-ligating brackets: effect of blood contamination on shear bond strength [PDF]

open access: yes, 2012
Objectives: The aim of this study was to assess the effect of blood contamination on the shear bond strength and failure site of three different orthodontic self-ligating brackets.
Gandini, Paola   +3 more
core   +1 more source

Effect of artificial aging and different surface finishing protocols on the flexural strength and surface hardness of a photopolymer for manufacturing monolithic polychromatic complete dentures using PolyJet 3D printing

open access: yesJournal of Prosthodontics, EarlyView.
Abstract Purpose This study evaluated the effect of thermocycling and three different surface finishing protocols on the flexural strength and surface hardness of a novel photopolymer intended for manufacturing monolithic polychromatic dental prostheses using PolyJet 3D printing.
Francisco X. Azpiazu‐Flores   +4 more
wiley   +1 more source

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