Results 1 to 10 of about 54,423 (265)

A novel plant based intra canal medicament: ease of removal and effect on radicular dentine microhardness

open access: yesBulletin of the National Research Centre, 2021
Background This study aimed to evaluate the remaining amount of intra canal medicament in the root canals and their effect on microhardness of radicular dentine. In this study, ninety straight single-rooted teeth were used.
Yousra Aly   +4 more
doaj   +1 more source

Radiographic Changes to Silver Diamine Fluoride Treated Carious Lesions after a Rinsing Step

open access: yesDentistry Journal, 2022
Silver diamine fluoride (SDF) is radiopaque. This in vitro study compares the changes in the radiopacity of carious lesions after SDF application, potassium iodide (PI) application, and water rinse.
Zaher Jabbour   +3 more
doaj   +1 more source

Fatigue of Restorative Materials [PDF]

open access: yesCritical Reviews in Oral Biology & Medicine, 2001
Failure due to fatigue manifests itself in dental prostheses and restorations as wear, fractured margins, delaminated coatings, and bulk fracture. Mechanisms responsible for fatigue-induced failure depend on material ductility: Brittle materials are susceptible to catastrophic failure, while ductile materials utilize their plasticity to reduce stress ...
G, Baran, K, Boberick, J, McCool
openaire   +2 more sources

Cleanliness efficacy and effect on dentin microhardness of a novel plant extract irrigant

open access: yesBulletin of the National Research Centre, 2020
Objective This study was done to evaluate the effect of the prepared Moringa oleifera-based root canal irrigant compared to conventionally used irrigants on the microhardness of root dentin and smear layer removal.
Maram E. Khallaf   +4 more
doaj   +1 more source

Bond strength and marginal adaptation of a novel root-end filling material

open access: yesBulletin of the National Research Centre, 2020
Background Apicoectomy with retrograde filling is considered as a tooth saver. Mineral trioxide aggregate (MTA) is mostly recommended as a root-end filling material as it is proved to have excellent sealing ability and hard tissue repair.
Yousra Aly   +2 more
doaj   +1 more source

Comparative evaluation of caries prevalence among group of Egyptian adolescents using DMFS and ICDASII methods: a cross-sectional study

open access: yesBMC Oral Health, 2023
Background Limited data is available regarding the prevalence of dental caries as a chronic disease among adolescents using different caries assessment indices. The aim of this study was to compare and describe the prevalence of dental caries among group
Mohamed. H. Zaazou   +7 more
doaj   +1 more source

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

Comparative Evaluation of Antimicrobial Efficacy of Resin-Modified Glass Ionomers, Compomers and Giomers – An Invitro Study [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2015
Background: Dental restorative materials, especially those applied in direct contact with the contaminated substrate, should have appropriate antibacterial activity in order to prevent residual bacteria from continuing their metabolic activity in ...
P.Tarasingh   +3 more
doaj   +1 more source

MATERIALS IN RESTORATIVE DENTISTRY [PDF]

open access: yesAnnals of the New York Academy of Sciences, 1968
Peer Reviewed ; http://deepblue.lib.umich.edu/bitstream/2027.42/73465/1/j.1749-6632.1968.tb20274.x ...
openaire   +3 more sources

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