Results 131 to 140 of about 6,053,528 (354)

Preformed crowns for decayed primary molar teeth

open access: yesCochrane Database of Systematic Reviews, 2015
Crowns for primary molars are preformed and come in a variety of sizes and materials to be placed over decayed or developmentally defective teeth. They can be made completely of stainless steel (know as 'preformed metal crowns' or PMCs), or to give better aesthetics, may be made of stainless steel with a white veneer cover or made wholly of a white ...
Innes, Nicola P. T.   +5 more
openaire   +4 more sources

Influence of Test Temperature and Test Frequency on Fatigue Life of Aluminum Alloy EN AW‐2618A

open access: yesAdvanced Engineering Materials, EarlyView.
The influence of test temperature and test frequency on the fatigue life of EN AW‐2618A is investigated. High‐cycle fatigue tests are performed at different test temperatures and frequencies on the 1000 h/230°C overaged state. Both test parameters reduce fatigue life due to time‐dependent damage mechanisms.
Ying Han   +5 more
wiley   +1 more source

The effects of unilateral premature loss of maxillary primary molars on the dental arch dimensions

open access: yesJournal of Baghdad College of Dentistry, 2013
Background: The aim of the study was to evaluate the amount of changes in the horizontal and vertical maxillary arch dimensions measurements following the premature loss of primary molars.
Dunia A Al-Dulayme
doaj  

Success Rate of Zinc Oxide Eugenol in Pulpectomy of Necrotic Primary Molars: A Retrospective Study [PDF]

open access: yesJournal of Dental Materials and Techniques, 2015
Introduction: Pulpectomy is a conservative treatment plan for primary necrotic teeth and Zinc Oxide Eugenol is still a good choice as root canal filling material but long term studies on poor prognosis molars are limited and almost contradictory.
Zahra Bahrololoomi, , Shiva Zamaninejad
doaj  

Clinical study of root canal numbers in maxillary second primary molars

open access: yes口腔疾病防治, 2017
Objective To investigate the root canal numbers of maxillary second primary molars. Methods 216 maxillary second primary molars from 204 children aged 3⁃8 years old were selected. All the teeth need to do the root canal therapy.
JIA Rui⁃zhi   +2 more
doaj   +1 more source

Creep Properties and Deformation Mechanism of Additively Manufactured NiAl‐CrMo Composites

open access: yesAdvanced Engineering Materials, EarlyView.
Additively manufactured NiAl‐CrMo composites contain numerous interfaces and cell boundaries that control their creep response. At 700°C under high applied stress, creep is dominated by dislocation‐controlled power‐law mechanisms. At 800°C–900°C and lower stresses, creep is primarily diffusion‐controlled along cell boundaries.
Jan Vollhüter   +9 more
wiley   +1 more source

Ectopic Eruption of First Permanent Molars for Pediatric Patients Attended King Saud University, Riyadh, Saudi Arabia: A Radiographic Study

open access: yesClinical, Cosmetic and Investigational Dentistry, 2021
Mannaa K Aldowsari,1 Musab Alsaidan,2 Marshad Alaqil,2 Ali BinAjian,2 Jawad Albeialy,2 Mohammed Alraawi,3 Mohammed M Al Moaleem4 1Department of Pediatric Dentistry and Orthodontics, College of Dentistry, King Saud University, Riyadh, Saudi Arabia ...
Aldowsari MK   +6 more
doaj  

Gingival Recession, Oral Hygiene and Associated Factors Among Tanzanian Women. [PDF]

open access: yes, 2009
Females are generally more motivated with regard to oral hygiene practices and thus brush their teeth more frequently than males. To determine the prevalence of gingival recession, oral hygiene status, oral hygiene practices and associated factors in ...
Honkala, E   +3 more
core  

Etiology, Diagnosis, Consequences and Treatment of Infraoccluded Primary Molars

open access: yesOpen Dentistry Journal, 2016
Infraocclusion is a condition where teeth are found with their occlusal surface below the adjacent teeth, long after they should have reached occlusion.
A. Arhakis, Eirini Boutiou
semanticscholar   +1 more source

Workflow for Design of Experiments‐Based Modeling of Species Transport and Growth Kinetics in GaN Hydride Vapor Phase Epitaxy

open access: yesAdvanced Engineering Materials, EarlyView.
A novel workflow for investigating hydride vapor phase epitaxy for GaN bulk crystal growth is proposed. It combines Design of experiments (DoE) with physical simulations of mass transport and crystal growth kinetics, serving as an intermediate step between DoE and experiments.
J. Tomkovič   +7 more
wiley   +1 more source

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