Results 21 to 30 of about 147,610 (223)

Biomechanical Behaviors of the Orthodontic Wires [PDF]

open access: yesAl-Rafidain Dental Journal, 2009
Aims: To evaluate and compare the yield, ultimate and failure stresses of the untreated and the treatedsuper–elastic Nickel titanium and Spring hard stainless steal orthodontic arch wires with artificial salivafor one, two and four weeks.
Hussain A Obaidi , Sarmad S Al–Qassar
doaj   +3 more sources

Comparative Study of NiTi Orthodontic Wires [PDF]

open access: yesMaterials Today: Proceedings, 2015
Abstract In this study, two superelastic NiTi orthodontic wires (0.46 x 0.64 mm 2 ) were analyzed. The determination of phase transformation temperatures along with the identification of the predominant phase at room and intraoral temperatures were accomplished by DSC analysis. Superelastic behavior was analyzed through tensile tests. 3-point bending
Braz Fernandes, F. M.   +2 more
openaire   +3 more sources

Antimicrobial Orthodontic Wires Coated with Silver Nanoparticles [PDF]

open access: yesBrazilian Archives of Biology and Technology, 2020
Conventional orthodontic treatment with the use of stainless steel may be detrimental to oral health by promoting demineralizing lesions appearance and increasing adhesion and formation of bacterial biofilm, inducing the development of cavities.
Isabella Salgado Gonçalves   +8 more
doaj   +3 more sources

Microstructure of NiTi orthodontic wires observations using transmission electron microscopy [PDF]

open access: yesMetalurgija, 2014
This work presents the results of the microstructure observation of six different types of NiTi orthodontic wires by using Transmission Electron Microscopy (TEM).
J. Ferčec   +6 more
doaj   +1 more source

Degradation of orthodontic wires under simulated cariogenic and erosive conditions [PDF]

open access: yesBrazilian Oral Research, 2014
This study examined the effect of cariogenic and erosive challenges (CCs and ECs, respectively) on the degradation of copper-nickel-titanium (CuNiTi) orthodontic wires.
Laura Cavalcante Lima JABER   +5 more
doaj   +2 more sources

A New Setup for Simulating the Corrosion Behavior of Orthodontic Wires. [PDF]

open access: yesMaterials (Basel), 2021
The aim of this study was to create a new reliable setup to evaluate commercially available orthodontic wires used during orthodontic treatment. The setup includes various techniques applied for testing metal alloy materials.
Papaioannou P   +4 more
europepmc   +3 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

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