Results 111 to 120 of about 17,282 (233)

First and Second Order Generalized Estimating Equations and Their Application in Analyzing Longitudinal Microleakage Data

open access: yesJournal of Islamic Dental Association of Iran, 2013
Background and Aim : Longitudinal data are frequently obtained in medical studies. When the main aim of a study is marginal modeling of the mean and the correlation structure is considered as a nuisance parameter, the first- order generalized estimating ...
Farid Zayeri   +4 more
doaj  

Comparación in vitro de filtración marginal entre ionómeros vítreos selladores [PDF]

open access: yes, 2015
The aim of this study was to evaluate in vitro the marginal microleakage of two glass ionomer materials used as pit and fissure sealants. Thirty healthy premolars extracted for orthodontic treatment were randomly assigned to two groups (n=15) and ...
Kaplan, Andrea Edith   +3 more
core  

EFFECTS OF POLISHING TIME AND THERMALCYCLINGON THE MICROLEAKAGE OF FOUR TOOTH –COLOURED DIRECT RESTORATIVE MATERIALS

open access: yesJournal of Research in Medical Sciences, 2002
Introdaction. Microleakage has been recognized as a major clinical problem with direct filled dental restorations.The purpose of this study was to investigate and to compare the microleakage of four direct filled tooth-coloured materials, evaluation the ...
V MORTAZAVI, M.H FATHI, H BAKHTIAR
doaj  

Evaluación de la microfiltración en restauraciones provisionales de ionómero de vidrio y cavit, en órganos dentarios extraídos [PDF]

open access: yes, 2013
En el presente trabajo se evaluó la microfiltración del ionómero de vidrio y cavit, en órganos dentarios extraídos con tratamiento de conductos, durante ocho semanas, a través del modelo de doble cámara empleando saliva artificial, medio de contraste ...
De la Rosa Gómez, Isaías   +3 more
core  

Quality of Root Canal Obturation Performed by Senior Undergraduate Dental Students [PDF]

open access: yes, 2015
The aim of the present study was to assess the quality of canal obturation performed by undergraduate denal students at Saveetha Dental College and Hospitals, Chennai.
Nagaraja, S. (Sundahnath)
core  

Evaluation of the efect of EDTA, EGTA and CDTA on dentin adhesiveness and microleakage with different root canal sealers

open access: yesBrazilian Dental Journal, 2002
The effect of chelating solutions EDTA, EGTA and CDTA on human dentin adhesiveness and microleakage with 4 sealers (Sealer 26, Sealapex, N-Rickert and Endofill) was evaluated in vitro. Whether or not there was a mathematical correlation between the tests
Sousa-Neto Manoel D.   +5 more
doaj  

Microleakage of Postendodontic Systems [PDF]

open access: yes, 2003
Svrha rada bila je upozoriti na nužnost poštivanja pravila pri izradbi poslijeendodontskih nadogradnji zuba. Poslijeendodontski sustav mora osigurati retenciju i rezistenciju nadogradnje, rezistenciju preostaloga zubnog tkiva, te dobro brtvljenje ...
Božidar Pavelić   +4 more
core   +1 more source

Comparison of the Effect of Two Incremental Composite Placement and Two Light Curing Methods on Microleakage of Composite Class I Restorations

open access: yesپزشکی بالینی ابن سینا, 2014
Introduction & Objective: Light curing and composite placement is effective on microleakage prevention. The aim of the present study was to compare the effect of two incremental com-posite placement and two light curing methods on microleakage of ...
Ebrahim Yarmohammadi   +4 more
doaj  

Do adhesives prevent microleakage?

open access: yesInternational dental journal, 1994
All the polymeric composite restorative resins shrink during polymerisation resulting in the development of tensile and/or shear stresses at the tooth/restoration interface. The major part of the contraction stresses develops within 15 minutes after the initiation of polymerisation but with the light activated resins it occurs within seconds after ...
openaire   +1 more source

Infiltração marginal de dentes selados com materiais restauradores rovisórios [PDF]

open access: yes, 2011
TCC (graduação) - Universidade Federal de Santa Catarina, Universidade Federal de Santa Catarina, Centro de Ciências da Saúde, Curso de Odontologia.O objetivo deste estudo, in vitro, foi comparar a capacidade seladora de diferentes materiais ...
Borgonovo, Catia
core  

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