Results 1 to 10 of about 520 (113)

Nickel–Titanium Rotary Instruments: Mechanical and Metallurgical Characteristics [PDF]

open access: yesClinics and Practice, 2022
During the last two decades, the field of the nickel–titanium (NiTi) rotary instruments has been thoroughly changed by the latest, exciting innovations in both manufacturing technologies and the knowledge of their mechanical performance [...]
Alessio Zanza   +2 more
doaj   +3 more sources

An Update on Nickel-Titanium Rotary Instruments in Endodontics: Mechanical Characteristics, Testing and Future Perspective—An Overview

open access: yesBioengineering, 2021
Since the introduction of Nickel-Titanium alloy as the material of choice for the manufacturing of endodontic rotary instruments, the success rate of the root canal therapies has been significantly increased.
Alessio Zanza   +5 more
doaj   +3 more sources

Steel and Nickel Titanium Endodontic Instruments

open access: yesInternational Journal of Electrochemical Science, 2014
Purpose: The purpose of this study was to assess the nickel ion releases from the broken stainless steel and nickel titanium endodontic instruments in a phosphate buffer solution at different time periods.
İsmail UZUN   +5 more
doaj   +2 more sources

Fracture of rotary nickel titanium instruments

open access: yesJournal of Oral Research and Review, 2017
With the advent of rotary nickel titanium (NiTi) instruments, preparation of curved canals have become easy but chances of instrument separation have increased.
Rajendra Kumar Tewari   +4 more
doaj   +2 more sources

Investigation of cyclic fatigue of rotary endodontic instruments

open access: yesЭндодонтия Today, 2022
Aim. To study the properties and resistance to cyclic loading of nickel-titanium files with a martensitic phase. The use of nickel-titanium instruments is an integral part of the endodontic treatment of root canals.
Z. S. Khabadze, F. R. Ismailov
doaj   +1 more source

The analysis of research methods and results on resistance of nickel-titanium endodontic instruments to torsion load: the systematic review

open access: yesЭндодонтия Today, 2021
Relevance. The objective of this study was to analyze current data concerning research methods and results on resistance of nickel-titanium endodontic instruments to torsion load in order to minimize complications of dental root canal treatment.
D. S. Shirokova   +5 more
doaj   +1 more source

Comparative morphometric characteristics of the working surface of endodontic rotary nickel-titanium instruments after maximum cyclic loading

open access: yesЭндодонтия Today, 2022
Aim. Is the morphometric analysis of the working surfaces of endodontic rotating nickel-titanium instruments.Materials and methods. The chemical composition and physical properties of the three types of endodontic rotating nickel-titanium F2 instruments ...
Yu. A. Dombrovskaya   +4 more
doaj   +1 more source

The investigation of ultrasound efficacy in cleaning the surface of new endodontic instruments [PDF]

open access: yesSrpski Arhiv za Celokupno Lekarstvo, 2009
Introduction. Active parts and tips of various new stainless steel and nickel-titanium endodontic instruments can be coated with fragments or metal residues, which can become detached during endodontic treatment.
Popović Jelena   +2 more
doaj   +1 more source

Effect of synchronous irrigation on cyclic fatigue of nickel-titanium instrument in the dynamic and static models

open access: yesJournal of Applied Biomaterials & Functional Materials, 2021
Objective: To evaluat e the effect of synchronous water irrigation on the fatigue resistance of nickel-titanium instrument. Methods: A standardized cyclic fatigue test models were established, and five types of nickel-titanium instruments (PTU F1, WO ...
Haiyun Liu   +9 more
doaj   +1 more source

Angle of Insertion and Torsional Resistance of Nickel–Titanium Rotary Instruments [PDF]

open access: yesMaterials, 2021
Previously published studies have investigated the influence of instrument access on cyclic fatigue resistance. However, no studies have evaluated the relationship between angulated access and torsional resistance. The aim of this study was to investigate the influence of the angle of access on the torsional resistance of endodontic instruments.
Di Nardo D.   +5 more
openaire   +3 more sources

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