Results 51 to 60 of about 9,765 (209)

Effects of adhesive systems at different temperatures on the shear bond strength of orthodontic brackets [PDF]

Journal of Dental Research, Dental Clinics, Dental Prospects, 2019
Background. The temperature might affect the physical and mechanical properties of adhesive materials by reducing the polymerization rate. The present study aimed to evaluate the effect of temperature on the shear bond strength of metallic orthodontic ...
Serdar Akarsu, Suleyman Kutalmış Buyuk, Ahmet Serkan Kucukekenci   +2 more
doaj   +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

Journal 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, Ahmed Elfana, Chao‐Chieh Yang, Dean Morton, Wei‐Shao Lin   +4 more
wiley   +1 more source

The impact of various staining substances and immersion time on the stainability of bonded sapphire brackets with three kinds of light cure orthodontic adhesives (An in-vitro study)

Journal of Baghdad College of Dentistry, 2020
Background: The need of the patient for a more reasonable esthetic orthodontic intervention has risen nowadays. Thus, orthodontists make use of esthetic orthodontic materials like brackets, ligature elastics, and arch wires. The esthetic brackets come as
Alaa F Albo Hassan , Nidhal H Ghaib
doaj   +1 more source

Rebonding of unused brackets with different orthodontic adhesives [PDF]

Dental Press Journal of Orthodontics, 2012
OBJECTIVE: To compare in vitro shear bond strength (SBS) of different orthodontic adhesives in bonding and repeatedly rebonding metal brackets, and to evaluate the bond failure site with the adhesive remnant index (ARI). METHODS: Specimens consisted of 90 extracted human first premolars, randomly divided into three groups (n=30).
Jimenez, Emigdio Enrique Orellana, Hilgenberg, Sérgio Paulo, Rastelli, Márcia Cristina, Pilatti, Gibson Luiz, Orellana, Bruno, Coelho, Ulisses   +5 more
openaire   +5 more sources

Evaluation of External Apical Root Resorption and the Relevance of Intermediate Radiography in Non‐Extraction Treatment With Fixed Appliances for Adolescents With Crowding: A Multicenter Randomised Controlled Trial Using CBCT

Orthodontics &Craniofacial Research, EarlyView.
ABSTRACT Objectives The objectives are to assess the severity and frequency of clinically relevant external apical root resorption (EARR) ≥ 2 mm during orthodontic treatment with Damon passive self‐ligating and Victory conventional standardised fixed appliance systems and to evaluate the relevance of intermediate radiographic examinations for early ...
Kristina Johansson, Helena Christell, Anna Brechter, Liselotte Paulsson   +3 more
wiley   +1 more source

Effect of a Plaque‐Identifying Toothpaste on Plaque Amount in 12–16‐Year‐Olds With Fixed Orthodontic Appliances: A Randomised, Double‐Blind, Controlled Clinical Trial

Orthodontics &Craniofacial Research, EarlyView.
ABSTRACT Objective To evaluate the efficacy of a plaque‐identifying toothpaste in assisting with plaque removal in adolescents undergoing orthodontic treatment with fixed appliances. Methods A randomised, double‐blind, active‐comparator trial was conducted at the Orthodontic Department, University Medical Center Department, University Medical Center ...
Sebastiaan P. van Doornik, Lisa van Kammen, Yijin Ren, David J. Manton, Anne Marie Kuijpers‐Jagtman   +4 more
wiley   +1 more source

Scalable Tool for Holding and Placement of Orthodontic Brackets

Annals of Abbasi Shaheed Hospital and Karachi Medical & Dental College, 2023
An essential component of orthodontic therapy that affects the effectiveness of care and patient results is the positioning of orthodontic brackets precisely. This abstract introduces the idea of a “Scalable Tool for Holding and Placement of Orthodontic
Ibrahim Alshahrani, Ali Alhaizaey
doaj   +2 more sources

Proton‐Nuclear Magnetic Resonance Metabolomics of Gingival Crevicular Fluid During Orthodontic Tooth Movement With Aligners

Orthodontics &Craniofacial Research, EarlyView.
ABSTRACT Objectives To determine the correlation between orthodontic tooth movement and a pre‐defined set of gingival crevicular fluid (GCF) metabolites through proton nuclear magnetic resonance (1H‐NMR) spectroscopy. Materials and Methods A clinical randomised prospective split‐mouth study comparing the GCF metabolites around stationary and moving ...
Maria Chiara Domini, Tommaso Castroflorio, Andrea Deregibus, Serena Ravera, Giuseppe Migliaretti, Massimo Costalonga   +5 more
wiley   +1 more source

45S5 Bioglass paste is capable of protecting the enamel surrounding orthodontic brackets against erosive challenge

Journal of Orthodontic Science, 2019
OBJECTIVES: This study aimed at evaluating the effect of using a 45S5 bioglass paste and a topical fluoride as protective agents against acidic erosion (resembling acidic beverage softdrinks intake) for enamel surrounding orthodontic brackets.
Mona Aly Abbassy, Ahmed Samir Bakry, Nada Ibrahim Alshehri, Thoria Mohammed Alghamdi, Samiah Adnan Rafiq, Doha Hassan Aljeddawi, Danyah Saad Nujaim, Ali Habib Hassan   +7 more
doaj   +1 more source

Delayed bracket placement in orthodontic treatment [PDF]

Dental Journal (Majalah Kedokteran Gigi), 2008
Background: Beside bracket position, the timing of bracket placement is one of the most essential in orthodontic treatment with fixed appliances. Even it seems simple the timing of bracket placement can be crucial and significantly influence the result of orthodontic treatment.
openaire   +4 more sources