نتایج جستجو برای: orthodontic adhesive
تعداد نتایج: 38620 فیلتر نتایج به سال:
OBJECTIVES The objective was to evaluate the response of human pulps capped with different components from a total-etch three-step adhesive system. METHODS Direct pulp capping was performed in 25 caries-free human premolars scheduled for extraction due to orthodontic treatment. The teeth were randomly divided in five groups, and capped with the following materials: Group 1-acid+primer+adhesiv...
Objective. The aim of this in vitro study was to determine the shear bond strength (SBS) and adhesive remnant index (ARI) score of two self-etching no-mix adhesives (iBond™ and Scotchbond™) on different prosthetic surfaces and enamel, in comparison with the commonly used total etch system Transbond XT™. Materials and Methods. A total of 270 surfaces (1 enamel and 8 restorative surfaces, n = 30)...
OBJECTIVES The purpose of this study was to quantify the effect of glass ionomer and adhesive cements on SP expression in healthy human dental pulp. STUDY DESIGN Forty pulp samples were obtained from healthy premolars where extraction was indicated for orthodontic reasons. In thirty of these premolars a Class V cavity preparation was performed and teeth were equally divided in three groups: E...
The purpose of this study was to evaluate the shear bond strength, the adhesive remnant index scores, and etch surface of teeth prepared for orthodontic bracket bonding with self-etching primer and Er:YAG laser conditioning. One hundred and twenty bovine incisors were randomly divided into four groups. In Group I (Control), the teeth were conditioned with 35% phosphoric acid for 15 seconds. In ...
INTRODUCTION The aim of this in vitro study was to compare the temperature rises in the pulp chamber and time spent with different techniques for orthodontic resin adhesive removal. METHODS AND MATERIALS Adhesive removal was performed in 20 extracted human maxillary second premolars with five techniques: high-speed tungsten carbide burs with water-cooling (BurH-cool) and without cooling (BurH...
OBJECTIVE To investigate the influence of caries infiltrant preconditioning on the shear bond strength of orthodontic resin cements on sound and demineralized enamel. MATERIALS AND METHODS Stainless-steel brackets were bonded to sound or artificially demineralized (14 d, acidic buffer, pH 5.0) bovine enamel specimens using a resin cement or a combination of caries infiltrant preconditioning ...
Objective: To evaluate and compare the shear bond strengths (SBS) bracket failure rates (BFR) of orthodontic brackets bonded with Light Cure adhesive against those Self adhesive. Material Methods: The study had in vitro vivo parts. In part to determine SBS Bond(LB)(R) Rely.a.Bond(RB)(R) adhesives used bonding 88 extracted teeth, each type was 44 brackets. clinical conducted BFR LB(R) RB(R) by 2...
267 a Assistant Professor, Karadeniz Technical University, Department of Orthodontics, Trabzon, Turkey. b Associate Professor and Chair, Department of Orthodontics, Faculty of Dentistry, Erciyes University, Kayseri Turkey, and Visiting Professor, King Saud University, Riyadh, Saudi Arabia. c Associate Professor, Karadeniz Technical University, Department of Operative Dentistry, Trabzon, Turkey....
Over 200 prosthesis using adhesive resin have been set for three years from 1982 to 1985 in our clinic. The patients were recalled and investigated the prognosis of them. The following results were obtained: 1. Adhesion bridges accounted for more than 80% among them and number of posterior bridges has been increased in every year. 2. Adhesion splints have been mainly used for periodontal splint...
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