نتایج جستجو برای: orthodontic bonding

تعداد نتایج: 58977  

2012
Chandresh Shukla

Objectives: This study was aimed to compare the mean shear bond strength of four orthodontic bonding materials used for bonding orthodontic brackets. Self-cure composite adhesive (Reliance orthodontics), light cure composite adhesive (Transbond XT, 3M Unitek), light cure with self-etching primer (SEP), Transbond XT and Transbond Plus, 3M Unitek and light cure with moisture-insensitive primer (M...

2017
Julia Seeliger Monika Machoy Robert Koprowski Krzysztof Safranow Tomasz Gedrange Krzysztof Woźniak

Despite the continuous development of materials and techniques of adhesive bonding, the basic procedure remains relatively constant. The technique is based on three components: etching substance, adhesive system, and composite material. The use of etchants during bonding orthodontic brackets carries the risk of damage to the enamel. Therefore, the article examines the effect of the manner of en...

Ali Mokhtar, Farshid Ghorbani, Maryam Poosti, Nima Baniasad, Roxana Bahmani, Saeed Sadeghian,

Introdouction: According to the importance of enamel discoloration and controversy regarding the effect of different orthodontic bonding materials on tooth discoloration, the aim of this study was to determine enamel discoloration following orthodontic brackets using different bonding materials. Materials and methods: This in-vitro study, 30 recently extracted human premolars with inta...

Journal: :Pediatric dentistry 2001
J A Bond T P Croll

A single step etch/primer that can be used for bonding orthodontic brackets with virtually any light polymerized resin-based composite bracket adhesive material that has been introduced. Clinical trials have shown it to be especially useful in re-bonding detached metallic or ceramic brackets, and for bonding brackets to fluorosed enamel. This technique report describes the PROMPT L-POP* system ...

Journal: :The Angle orthodontist 2017
Tom Roelofs Nico Merkens Jeroen Roelofs Ewald Bronkhorst Hero Breuning

OBJECTIVE To investigate the causes of bonding failures of orthodontic brackets and tubes and the effect of premedicating for saliva reduction. MATERIALS AND METHODS Premedication with atropine sulfate was administered randomly. Failure rate of brackets and tubes placed in a group of 158 consecutive patients was evaluated after a mean period of 67 weeks after bonding. RESULTS The failure ra...

2014
Robert Koprowski Monika Machoy Krzysztof Woźniak Zygmunt Wróbel

INTRODUCTION Fixed orthodontic appliances, despite years of research and development, still raise a lot of controversy because of its potentially destructive influence on enamel. Therefore, it is necessary to quantitatively assess the condition and therein the thickness of tooth enamel in order to select the appropriate orthodontic bonding and debonding methodology as well as to assess the qual...

Journal: :Pediatric dentistry 2002
Theodore P Croll Mark L Helpin

Traumatized teeth that are displaced from their normal alveolar positions need to be repositioned and stabilized so that healing can occur. Orthodontic ligature wire bonded into place with resin-based composite works well for splinting teeth. Using a self-etching adhesive bonding system and compomer material facilitates both the resin bonding and its removal. This clinical report describes a si...

2017
Fan Yu Yan Dong Hao-han Yu Ping-ting Lin Ling Zhang Xiang Sun Yan Liu Yu-ning Xia Li Huang Ji-hua Chen

Irreversible white spot lesion (WSL) occurs in up to 50% of patients during orthodontic treatment. Therefore, orthodontic adhesives need to be able to inhibit or reduce bacterial growth in order to prevent or minimize WSL. This study evaluated the antibacterial effect and shear bond strength (SBS) of a resin-based orthodontic adhesive containing the antibacterial monomer 2-methacryloxylethyl he...

2014
Ebubekir Toy Sengul Yuksel Firat Ozturk Orhan Hakki Karatas Muhammet Yalcin

OBJECTIVE This study evaluated the cytotoxicity and genotoxicity of fixed orthodontic treatment with three different light-cured orthodontic bonding composites by analyzing micronucleus (MN) formation in the buccal mucosa during a 6-month period. METHODS Thirty healthy volunteers were selected from consecutive patients referred for orthodontic treatment. Equilibrium 2 brackets and molar tubes...

Introduction: In orthodontic treatment, it is essential to establish a satisfactory bond between enamel and bracket. After the self-etch primers (SEPs) were introduced for the facilitation of bracket bonding in comparison to the conventional etch-and-bond system, multiple studies have been carried out on their shear bond strengths which have yielded different results. This study was aimed at co...

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