Results 21 to 30 of about 11,392 (286)

Assessment of the hardness of different orthodontic wires and brackets produced by metal injection molding and conventional methods [PDF]

open access: yesDental Research Journal, 2017
Background: This study was conducted to assess the hardness of orthodontic brackets produced by metal injection molding (MIM) and conventional methods and different orthodontic wires (stainless steel, nickel-titanium [Ni-Ti], and beta-titanium alloys ...
Shiva Alavi, Marzie Kachuie
doaj   +2 more sources

An Orthodontic Plier with Protractor for Orthodontic Wire bending

open access: yesAnnals of Abbasi Shaheed Hospital and Karachi Medical & Dental College
An inventive orthodontic instrument intended to improve accuracy during orthodontic wire bending operations. With the use of a unique tool called the Orthodontic Plier with Protractor, orthodontists can now manipulate wire at precise angles due to its ...
Ibrahim Alshahrani, Ali Alhaizaey
doaj   +2 more sources

Biofilm on orthodontic retention wires

open access: green, 2015
Orthodontische behandelingen worden steeds populairder. Om na een orthodontische behandeling het resultaat vast te houden, worden retentiedraden achter de voortanden geplaatst. Deze draden zijn heel effectief, maar hebben als nadeel dat er biofilm (tandplaque) aan de draden hecht, waardoor rondom deze draden vaker complicaties zoals tandvleesontsteking
Marije A. Jongsma
openaire   +2 more sources

Impact of Simulated Gastric Acid on Surface Roughness and Frictional Resistance of Orthodontic Archwires: An In vitro Study [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2020
Introduction: Acid regurgitation caused by gastro-oesophageal reflux disease can lead to decreases in intraoral pH below the critical pH for orthodontic appliances.
Laila Baidas   +4 more
doaj   +1 more source

Evaluation of zinc-oxide nanocoating on the characteristics and antibacterial behavior of nickel-titanium alloy

open access: yesDental Press Journal of Orthodontics, 2020
Objective: To investigate the effect of ZnO nanocoating on mechanical properties of NiTi orthodontic wires and antibacterial activity. Methods: 0.016 x 0.022-in NiTi orthodontic wires were coated with ZnO nanoparticles using an electrochemical ...
Shaza M. Hammad   +3 more
doaj   +1 more source

The Effect of ZnO Nanoparticles on Resistance to Sliding of Nickel Titanium Orthodontic Wires [PDF]

open access: yesIranian Journal of Orthodontics, 2014
Introduction: NiTi wires which are considered the ideal alloys used during the alignment and leveling stage of comprehensive orthodontic treatment exhibit very high frictional resistance.
Mojgan Kachoie   +3 more
doaj   +1 more source

In vitro wearing away of orthodontic brackets and wires in different conditions: A review

open access: yesHeliyon, 2022
Introduction: The release of metallic ions from orthodontic brackets and wires typically depends on their quality (chemical composition) and the medium to which they are exposed, e.g., acidic, alkaline, substances with a high fluoride concentration, etc.
Patricio J. Espinoza-Montero   +5 more
doaj   +1 more source

Autoclaving and clinical recycling: Effects on mechanical properties of orthodontic wires

open access: yesIndian Journal of Dental Research, 2012
Background: About half of the orthodontists recycle and reuse orthodontic wires because of their costs. So when talking about reuse and sterilization of wires, their effects on mechanical properties of wires should be clarified. The purpose of this study
M Oshagh   +4 more
doaj   +1 more source

A comparative analysis of the frictional resistance of esthetic orthodontic wires

open access: yesRevista de Odontologia da UNESP, 2019
Introduction The orthodontic movement is directly influenced by the ability of orthodontic wires to slide through brackets and tubes. Therefore, the main concern during orthodontic movement corresponds to the frictional forces generated at the bracket ...
Juliano PILON   +4 more
doaj   +1 more source

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