نتایج جستجو برای: adhesive system

تعداد نتایج: 2250839  

Journal: :Proceedings. Biological sciences 2009
Anthony P Russell Timothy E Higham

Lizards commonly climb in complex three-dimensional habitats, and gekkotans are particularly adept at doing this by using an intricate adhesive system involving setae on the ventral surface of their digits. However, it is not clear whether geckos always deploy their adhesive system, given that doing so may result in decreased (i.e. reduction in speed) locomotor performance. Here, we investigate...

2016
Michael Schauseil Sonja Blöcher Andreas Hellak Matthias J. Roggendorf Steffen Stein Heike Korbmacher-Steiner

BACKGROUND To determine the shear bond strength and adhesive remnant index of a new premixed self-etching primer and adhesive (Tectosan, BonaDent, Germany) for orthodontic appliances in comparison to a reference total-etch system Transbond XT. METHODS Bovine incisors were embedded in resin and randomly divided into two groups of 16 samples each. Brackets (Discovery, Dentaurum, Germany) were b...

2014
Mona A Montasser Mahasen Taha

BACKGROUND This paper aimed to study the effect of two enamel protective agents on the shear bond strength (SBS) of orthodontic brackets bonded with conventional and self-etching primer (SEP) adhesive systems. METHODS The two protective agents used were resin infiltrate (ICON) and Clinpro; the two adhesive systems used were self-etching primer system (Transbond Plus Self Etching Primer + Tran...

Esmail Yasini, Ladan Ranjbar Omrani, Mansoureh Mirzaee, Mohammad Javad Kharrazifard, Nasim Chiniforush, Paniz Fasih, Shiva Rafiezadeh,

Background and Aim: Preparation of tooth structure by laser systems produces a surface with different characteristics. Therefore, selecting an appropriate bonding system is necessary to achieve the maximum bond strength. The aim of this study was to compare the bond strength of Adper Single Bond 2 adhesive and Single Bond Univer-sal to dentin prepared by bur or laser. Materials and Methods: ...

Journal: :Brazilian dental journal 2006
Sandra Kiss Moura José Fortunato Ferreira Santos Rafael Yagüe Ballester

The purpose of this study was to assess the morphological characteristics of the tooth/adhesive interface using different adhesive systems in MOD restorations under scanning electron microscopy (SEM). The tested hypothesis was that the morphology of the bonding interface would vary in different areas of MOD restorations for the three adhesive systems. MOD cavities were prepared in 12 sound extr...

Journal: :European journal of orthodontics 2015
Thorsten Grünheid Geoffrey N Sudit Brent E Larson

BACKGROUND/OBJECTIVES A new flash-free adhesive promises to eliminate the need to clean up excess adhesive upon orthodontic bracket bonding. This study evaluated this new adhesive with regard to microleakage at the enamel-bracket interface, amount of adhesive remaining on the tooth after bracket debonding, time required for adhesive remnant cleanup, and clinical practitioners' preference in com...

ژورنال: مجله دندانپزشکی 2006
یوسفی, محمدحسین, دانش‌کاظمی, علیرضا , داوری, عبدالرحیم , یاسائی, صغری ,

Background and Aim: With the introduction of different bondable restorative materials in dentistry, various methods have been suggested to enhance the polymerization and shear bond strength of these materials. The aim of this study was to determine the effects of different methods of enamel conditioning on bond strength of orthodontic brackets and on the bracket/ adhesive failure mode. Material...

2016
Saulo Pamato Accácio-Lins do Valle Gustavo-Henrique-Barbosa de Andrade Hugo-Alberto Vidotti Marcus-Vinícius-Reis Só Jefferson-Ricardo Pereira

BACKGROUND Evaluate the influence of different hybridization bonding techniques of a self-adhesive resin cement. MATERIAL AND METHODS 30 human health molars were divided into six groups (n=10). The specimens received three longitudinal sections, allowing insertion of central cuts in PVC matrices. Each group received a different dentin pretreatment according to the manufacturer's recommendatio...

Journal: :The Bulletin of Tokyo Dental College 2005
Renato Herman Sundfeld Carlos Henrique de Oliveira Adriana Maria Jorge Dal'acqua da Silva André Luiz Fraga Briso Maria Lúcia Marçal Mazza Sundfeld

Length of resin tags yielded by utilization of an one-step conventional adhesive system and self-etching adhesive system on unground enamel was observed. In study Groups I and III, the enamel surface was etched for 60 seconds with 35% phosphoric acid gel and adhesive systems PQ1 (Ultradent Products, Inc) and Adper Prompt L Pop (3M/ESPE) were applied. Adper Prompt L Pop (3M/ESPE) was also applie...

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