Results 31 to 40 of about 1,226,301 (294)

Ultrastructural analysis of the surface of endodontic instruments after immersion in irrigating solutions [PDF]

open access: yesStomatološki glasnik Srbije, 2015
Introduction Separation (fracture) of endodontic instruments in the root canal during chemomechanical instrumentation is a complication that can compromise the final outcome of endodontic treatment.
Popović Jelena   +6 more
doaj  

Peregrination of endodontic tools-past to present

open access: yesJournal of International Clinical Dental Research Organization, 2016
The clinical practice of yesterday′s endodontics becomes the heresy of today, and today′s endodontic practice becomes the heresy of tomorrow. The history of endodontics begins in the 17 th century.
Ashwini Tumkur Shivakumar   +1 more
doaj   +1 more source

Influence of heat treatment on color and flexibility of nickel-titanium endodontic instruments

open access: yesRGO: Revista Gaúcha de Odontologia, 2020
Objective The aim of this study was to evaluate and compare the effect of heat treatment at different temperatures on the color and flexibility of nickel-titanium endodontic instruments.
Bernardo Corrêa de ALMEIDA   +1 more
doaj   +1 more source

Orthograde endodontic retreatment of teeth with individual cast posts: Report of two cases [PDF]

open access: yesSrpski Arhiv za Celokupno Lekarstvo, 2012
Introduction. The failure of primary endodontic treatment is manifested by various clinical symptoms following endodontic therapy or, more frequently, by the development of chronic inflammatory process in the apex region without any subjective ...
Ramić Bojana   +4 more
doaj   +1 more source

3D Finite Element Analysis of Rotary Instruments in Root Canal Dentine with Different Elastic Moduli

open access: yesApplied Sciences, 2021
The aim of the present investigation was to calculate the stress distribution generated in the root dentine canal during mechanical rotation of five different NiTi endodontic instruments by means of a finite element analysis (FEA). Two conventional alloy
Carlo Prati   +6 more
doaj   +1 more source

Mechanical Performance and Numerical Modeling of NiTi Endodontic Instruments: Influence of Geometry and Heat Treatment

open access: yes
International audienceMechanical Performance and Numerical Modeling of NiTi Endodontic Instruments: Influence of Geometry and Heat ...
Kharouf, Naji   +3 more
core   +4 more sources

Relation between laboratory cantilever bending test and finite element analysis of five different nickel-titanium rotary instruments

open access: yesBulletin of the National Research Centre, 2020
Background Flexibility during bending is a critical feature that influences the performance and safety of endodontic nickel-titanium rotary instruments. Flexibility of the endodontic files could be assessed via laboratory test or indicated theoretically ...
Amira Galal Ismail   +4 more
doaj   +1 more source

Recent advances in metallurgy and design of rotary endodontic instruments: a review [PDF]

open access: yes, 2020
A variety of instruments are available for the extirpation of the pulp and the instrumentation and preparation of the root canal. Recently, nickel-titanium (NiTi) alloy is utilised for the manufacturing of endodontic instruments. Compared to other metals,
Palekar, Aparna   +2 more
core   +1 more source

Removal of fractured endodontic instruments using an Nd:YAG laser.

open access: yes, 2014
OBJECTIVE Fractured endodontic instruments inhibit optimal cleaning and filling of dental root canals, which may result in a less favorable prognosis for the tooth.
Gruber, Reinhard   +5 more
core   +1 more source

An Investigation of the Accuracy and Reproducibility of 3D Printed Transparent Endodontic Blocks

open access: yesActa Medica, 2022
Due to a broad spectrum of endodontic rotary instruments on the market and no standardised protocol for comparing their mechanical properties, it can be challenging for clinician to choose proper instruments.
Martin Smutný   +2 more
doaj   +1 more source

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