Results 11 to 20 of about 415 (135)

Assessment of the amount of apically extruded debris using three different reciprocating single endodontic file systems: An ex vivo study

open access: yesDental Hypotheses, 2023
Introduction: This study aimed to assess the amount of apical extrusion of debris after root canal instrumentation with three different reciprocating single endodontic file systems including R-motion, Edge One Fire, and Reciproc Blue. Methods: Forty-five
Hasanain M Alnajm, Biland MS Shukri
doaj   +1 more source

Comparative Evaluation of Three Different Obturating Techniques Lateral Compaction, Thermafil and Calamus for Filling Area and Voids Using Cone Beam Computed Tomography: An Invitro study [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2015
Introduction: The success of root canal treatment depends upon the proper sealing of root canal system. Improper apical seal leads to the microleakage which can be prevented by proper obturation technique.
Ruchi Gupta   +2 more
doaj   +1 more source

On reciprocity

open access: yesJournal of Pure and Applied Algebra, 2007
6 ...
Deloup, Florian, Turaev, Vladimir
openaire   +3 more sources

ASSESSMENT OF THREE HEAT TREATED SINGLE FILE SYSTEMS IN GUTTA-PERCHA REMOVAL USING CONE BEAM COMPUTED TOMOGRAPHY (AN IN VITRO STUDY) [PDF]

open access: yesAlexandria Dental Journal, 2023
Background: Absolute removal of the defective root filling material and regaining apical patency is the primary factor of endodontic retreatment success.
Mohamed Elnagar   +2 more
doaj   +1 more source

Reciprocity and Anti-Reciprocity Revisited [PDF]

open access: yesIEEE Antennas and Propagation Magazine, 2010
Using a general definition for reciprocity and anti-reciprocity, the validity conditions of popular definitions and results have been examined and clarified for lumped, linear, time-invariant n-ports. With this definition based purely on input-output characteristics, some new criteria are obtained with no additional assumptions, such as the n-port ...
openaire   +1 more source

Dynamic Cyclic Fatigue Resistance of Heat-treated Nickel Titanium Instruments in Reciprocating Motion

open access: yesEuropean Endodontic Journal, 2023
Objective: To compare the fatigue resistance of different heat-treated reciprocating instruments tested in a dynamic cyclic fatigue model. Methods: Forty-eight new instruments were inspected under magnification and selected for this study, and then ...
Thaís Kauana Magalhães Sobral   +7 more
doaj   +1 more source

Comparison of newly formed microcracks after instrumentation using Protaper Next, Reciproc and Self-Adjusting File systems

open access: yesEuropean Oral Research, 2019
PurposeThe purpose of the present study is to assess the rate of newly formed microcrackscomparatively during root canal instrumentation by using ProTaper Next, Reciproc,and Self-Adjusting File systems using micro-computed tomography.Subjects and ...
Funda Fundaoğlu Küçükekenci̇   +4 more
doaj   +3 more sources

Comparison of debris extrusion during retreatment using two different File systems and two irrigation activation systems [PDF]

open access: yesJournal of Dental Research, Dental Clinics, Dental Prospects
Background. This study aimed to assess the quantity of apically extruded debris generated during root canal retreatment. Methods. Sixty single-rooted teeth were shaped and obturated with gutta-percha and a resin-based sealer.
Selen İnce Yusufoglu   +2 more
doaj   +1 more source

Efficacy of Reciproc® and Profile® Instruments in the Removal of Gutta-Percha from Straight and Curved Root Canals ex Vivo

open access: yeseJournal of Oral Maxillofacial Research, 2015
Objectives: To compare the efficacy of Reciproc® (VDW GmbH) and ProFile® (Dentsply Maillefer) instruments at removing gutta-percha from straight and curved root canals ex vivo filled using the cold lateral condensation and GuttaMaster® (VDW GmbH ...
Karem Marfisi   +5 more
doaj   +1 more source

Removal of filling material using rotating or reciprocating systems with or without solvent: microCT analysis

open access: yesBrazilian Oral Research, 2021
This study evaluated by the efficacy of rotary and reciprocating systems to remove filling material by micro-CT. Sixty human canines were instrumented up to F3 by ProTaper Universal system and filled with AH Plus/ gutta-percha.
Bárbara Maria BIS   +6 more
doaj   +1 more source

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