Results 51 to 60 of about 16,931 (183)

Effect of Synthetic Tissue Fluid on Microleakage of Grey and White Mineral Trioxide Aggregate as Root-End Filling Materials : An in vitro study

open access: yesSultan Qaboos University Medical Journal, 2012
Objectives: The success of endodontic surgery has been shown to depend partly on the apical seal. Grey mineral trioxide aggregate (GMTA) produces hydroxyapatite twice as often as white mineral trioxide aggregate (WMTA) when suspended in a phosphate ...
Mehrdad Lotfi   +10 more
doaj  

Development and characterization of a novel bulk-fill elastomeric temporary restorative composite

open access: yesJournal of Applied Oral Science, 2018
Objectives: This study investigated the physical and mechanical properties, antibacterial effect and biocompatibility of novel elastomeric temporary resin-based filling materials (TFMs) containing zinc methacrylate (ZM).
Sonia Luque Peralta   +6 more
doaj   +1 more source

[Marginal leakage in dental restorations].

open access: yesAvances en odontoestomatologia, 1990
We make a review of the factors contributing to microleakage around dental restorations and the biological effects that this produces. We also make an evaluation of the existing methods for its research. We analize the behaviour of the different restorative materials, in relation to microleakage, and we set the rules to minimize this inevitable event ...
J, Garro Barrio   +3 more
openaire   +1 more source

Akışkan bulk-fill ve akışkan geleneksel kompozitlerin farklı adeziv uygulama yöntemlerine göre mikrosızıntı skorlarının değerlendirilmesi

open access: yesActa Odontologica Turcica
Amaç: Bu in vitro çalışmanın amacı, universal adeziv sistemin farklı uygulama yöntemlerinin sınıf V akışkan kompozit restosyonların kenar mikrosızıntısı üzerine etkilerinin değerlendirilmesidir.
Evrim Eligüzeloğlu Dalkılıç   +3 more
doaj   +1 more source

Microleakage comparison of three types of adhesive systems versus GIC-based adhesive in class V composite restorations [PDF]

open access: yesJournal of Dental Materials and Techniques, 2016
Background and aims: New dentin bonding agents and techniques have been developed to reduce microleakage and create higher bond strength. This in-vitro study compared the microleakage of three resin-based adhesives versus a GIC-based adhesive on class V ...
Mostafa Sadeghi
doaj  

Effect of laser and light emitting diode bleaching techniques on micro-leakage of dental composite postoperatively using two different bonding systems in vitro study

open access: yesErbil Dental Journal, 2019
Background and objective: Aesthetics is mostly a subjective perception that varies from individual to individual. The main objective of this study was to evaluate and compare the effects of LASER and light emitting diode bleaching techniques on the micro-leakage of composite resin restorations that were bonded with fifth and seventh adhesive bonding ...
Shalaw S. Jawhar, Bassam K. Amin
openaire   +3 more sources

Effect of Light Direction on the Microleakage of Micro Filled and Hybrid Resin Composites

open access: yesMajallah-i Dānishgāh-i ’Ulūm-i Pizishkī-i Shahīd Ṣadūqī Yazd, 2010
Introduction: One of the most important factors affecting the marginal seal of composite restorations is polymerization shrinkage. The aim of this study was to evaluate the micro leakage of two resin composites cured with two light directions.
A Davari   +3 more
doaj  

Correlation between margin fit and microleakage in complete crowns cemented with three luting agents

open access: yesJournal of Applied Oral Science, 2008
Microleakage can be related to margin misfit. Also, traditional microleakage techniques are time-consuming. This study evaluated the existence of correlation between in vitro margin fit and a new microleakage technique for complete crowns cemented with 3
Paulo Henrique Orlato Rossetti   +4 more
doaj   +1 more source

Comparison of Apical Sealing Ability of Two Phases of Gutta–Percha: A Bacterial Leakage Model

open access: yesFrontiers in Dentistry, 2016
Objectives: The aim of this study was to compare apical sealing ability of alpha and beta phases of gutta-percha by means of bacterial leakage model. Materials and Methods: Fifty single-rooted human premolars were selected. The root canals were prepared
Raheleh Emami   +3 more
doaj  

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