Results 11 to 20 of about 13,932 (208)

From pulp to cementum: 3D visualization of soft and hard dental tissues using different ex vivo nano-CT contrast-enhancement techniques. [PDF]

open access: yesInt Endod J
Abstract Aim To determine the effect of two contrast‐enhancement strategies in nano‐computed tomography (nano‐CT) imaging on the contrast‐to‐noise ratio (CNR) of various dental tissues, including pulp, dentine and cementum, with the goal of enhancing the visibility of dental soft tissues to a level not yet reported in laboratory nano‐CT imaging ...
Hildebrand T   +4 more
europepmc   +2 more sources

Comparison of Design, Cyclic Fatigue Resistance, and Metallurgical Properties of Original, Replica-Like, and Counterfeit Nickel-Titanium Files. [PDF]

open access: yesMicrosc Res Tech
Evaluation of the design, cyclic fatigue resistance, and metallurgical properties of original, replica‐like, and counterfeit nickel‐titanium endodontic files. ABSTRACT This study aimed to compare the design characteristics, cyclic fatigue resistance, and metallurgical properties of original, replica‐like, and counterfeit nickel‐titanium systems.
Unal M, Cakici EB.
europepmc   +2 more sources

Evaluation of roots, root canal morphology, and bilateral symmetry of maxillary first molars in a Syrian subpopulation using cone beam computed tomography. [PDF]

open access: yesClin Exp Dent Res, 2023
Abstract Objective Successful endodontic treatments require a comprehensive knowledge of the root canal anatomy, so this study aimed to investigate the number of roots, configurations of root canals, and their bilateral symmetry of maxillary first molars in the Syrian subpopulation, and also the effect of gender on this symmetry.
Allawi S   +4 more
europepmc   +2 more sources

Assessing the fatigue resistance of NiTi instruments: A DSC-based approach to understanding temperature effects. [PDF]

open access: yesInt Endod J
Abstract Aim This study aims to demonstrate that phase transformation analysis, assessed via differential scanning calorimetry (DSC), offers a more comprehensive understanding of NiTi instruments' mechanical behaviour than traditional fixed‐temperature fatigue testing by evaluating phase transformation temperatures and their impact on cyclic fatigue ...
Silva EJNL   +3 more
europepmc   +2 more sources

Influence of Cavity Designs on Fracture Resistance: Analysis of the Role of Different Access Techniques to the Endodontic Cavity in the Onset of Fractures: Narrative Review. [PDF]

open access: yesScientificWorldJournal
Objectives. In recent years, new endodontic access techniques have been proposed with the aim of preserving as much dental tissue as possible for subsequent prosthetic rehabilitation. It has indeed been demonstrated that the success of this therapy is essential and dependent on the proper execution of endodontic cavity access.
Dioguardi M   +5 more
europepmc   +2 more sources

The effect of the irrigant activation protocol on postoperative pain in maxillary incisors with asymptomatic apical periodontitis: A three‐arm randomized clinical trial

open access: yesClinical and Experimental Dental Research, Volume 9, Issue 5, Page 868-878, October 2023., 2023
Abstract Objectives This study aimed to compare the effects of three irrigation activation systems (IAS) on postoperative pain (PP) in activating three final irrigants: sodium hypochlorite 5.25%, ethylenediaminetetraacetic acid 17%, and chlorhexidine 2%.
Mohammad Tamer Abbara   +5 more
wiley   +1 more source

Efficacy of imaging techniques for the diagnosis of apical periodontitis: A systematic review

open access: yesInternational Endodontic Journal, Volume 56, Issue S3, Page 326-339, October 2023., 2023
Abstract Background Apical periodontitis (AP) is a chronic inflammatory response of microbial aetiology. Pathological changes associated with AP may not be visible on radiographic images and may linger without causing any symptoms. Clinicians rely mostly on clinical examination and imaging techniques to establish a diagnosis. Objectives The aim of this
Ali Hilmi   +3 more
wiley   +1 more source

La presencia en el principio: un argumento gnoseológico sobre la diferencia entre Platón y Plotino

open access: yesArchai: Revista de Estudos sobre as Origens do Pensamento Ocidental, 2022
La aceptación de la identidad de la Idea del Bien con lo Uno no necesariamente implica, como recentemente ha sostenido Gerson (2019), que Platón y Plotino comparten esa identificación en los mismos términos.
Raul Gutierrez
doaj   +1 more source

Treatment of pulpal and apical disease: The European Society of Endodontology (ESE) S3‐level clinical practice guideline

open access: yesInternational Endodontic Journal, Volume 56, Issue S3, Page 238-295, October 2023., 2023
Abstract Background The ESE previously published quality guidelines for endodontic treatment in 2006; however, there have been significant changes since not only in clinical endodontics but also in consensus and guideline development processes. In the development of the inaugural S3‐level clinical practice guidelines (CPG), a comprehensive systematic ...
Henry F. Duncan   +54 more
wiley   +1 more source

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