Results 41 to 50 of about 333 (136)

Comparison of Postoperative Pain after Root Canal Preparation with Two Reciprocating and Rotary Single-File Systems: A Randomized Clinical Trial. [PDF]

open access: yesIran Endod J, 2017
Introduction: Root canal preparation techniques may cause postoperative pain. The aim of the present study was to compare the intensity of postoperative pain after endodontic treatment using hand files, single file rotary (OneShape), and single file ...
Mollashahi NF   +3 more
europepmc   +2 more sources

A COMPARATIVE STUDY OF APICAL TRANSPORTATION AND STRAIGHTENING OF TWO ROTARY NICKEL-TITANIUM SYSTEMS WHEN USING FINAL APICAL BRUSHING [PDF]

open access: yesAlexandria Dental Journal, 2016
INTRODUCTION: Apical transportation results in an inadequately clean apical area and makes apical seal more difficult thus affecting the final outcome and may lead to failure.
Nayera A. M okhless N   +2 more
doaj   +1 more source

Evaluation of Canal-centering Ability and Apical Transportation of Hyflex-EDM, OneShape, WaveOne Gold, and Reciproc Files: An Ex Vivo Study

open access: yesThe Journal of Contemporary Dental Practice, 2023
To evaluate and compare canal-centering ability (CCA), canal transportation (CT), and dentinal crack formation by using Hyflex-electrical discharge machining (EDM), OneShape, WaveOne Gold, and Reciproc single file system in the mesiobuccal root of maxillary first molar at coronal, middle, and apical third using cone-beam computed tomography (CBCT) and ...
Anbarasu, Subramanian   +4 more
openaire   +2 more sources

Shaping Ability of Superelastic and Controlled Memory Nickel‐Titanium File Systems: An In Vitro Study

open access: yesInternational Journal of Dentistry, Volume 2018, Issue 1, 2018., 2018
Improvements in the thermomechanical processing procedures of NiTi wires have led to the development of new NiTi instruments that compose mainly of martensite crystals, making the wire stable at clinical condition. This study aimed at comparing the shaping ability of two rotary nickel‐titanium systems manufactured from different NiTi wires.
Raidan A. Ba-Hattab   +2 more
wiley   +1 more source

Apical Extrusion of Debris Produced during Continuous Rotating and Reciprocating Motion

open access: yesThe Scientific World Journal, Volume 2015, Issue 1, 2015., 2015
This study aimed to analyse and compare apical extrusion of debris in canals instrumented with systems used in reciprocating and continuous motion. Sixty mandibular premolars were randomly divided into 3 groups (n = 20): the Reciproc (REC), WaveOne (WO), and HyFlex CM (HYF) groups.
Giselle Nevares   +12 more
wiley   +1 more source

The flexibility evaluation of OneShape files.

open access: yes, 2016
Compared with ProTaper files (the control), OneShape files presented significantly lower bending values at deflections of 45° (P P P < .01) (A). OneShape files presented a higher NCF in both 60° and 90° canals than the control (P < .01).
Zhuyu Wang (2937915)   +2 more
core   +1 more source

Comparative analysis of canal-centering ratio, apical transportation, and remaining dentin thickness between single-file systems, i.e., OneShape and WaveOne reciprocation: An in vitro study. [PDF]

open access: yesJ Conserv Dent, 2018
This study aimed to compare the canal-centering ability, apical transportation, and remaining dentin thickness (RDT) of OneShape and WaveOne (WO) systems using cone-beam computed tomography.The objective of this study was to evaluate the efficiency of two rotary systems in maintaining original root canal anatomy.Forty extracted human single-rooted ...
Jain A, Gupta AS, Agrawal R.
europepmc   +4 more sources

The force generated by OneShape and ProTaper instruments during simulated canal preparation.

open access: yes, 2016
In group of 30° canals, the negative force generated by OneShape was significantly higher at D3 and D2 (P P P P P P P P < .01)
Zhuyu Wang (2937915)   +2 more
core   +1 more source

Smear Layer and Debris Removal Following use of WaveOne and OneShape Single-File Systems: SEM Study

open access: yesInternational Journal of Experimental Dental Science, 2014
ABSTRACT Introduction The aim of study was to evaluate the cleaning efficacy of two single-file NiTi systems. Materials and methods Twenty-four mandibular premolars were selected. Two longitudinal grooves were prepared on the buccal and lingual surfaces. The roots were divided into groups (Group 1 — WaveOne, Group 2 — OneShape).
Baran Can Sağlam   +3 more
openaire   +2 more sources

Comparative Analysis of Manual, Rotary and Reciprocal Systems on Primary Teeth Root Canals: An In Vitro Scanning Electron Microscopy Study [PDF]

open access: yes, 2019
Objective: To evaluate the residual debris and smear layer formation, and also preparation time of one or multifile manual, rotary, and reciprocal systems on primary teeth.
İpek ARSLAN   +11 more
core   +2 more sources

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