نتایج جستجو برای: dental restorations
تعداد نتایج: 164489 فیلتر نتایج به سال:
PURPOSE The purpose of this study was to obtain an overview of materials and restoratives techniques taught for Class I and Class II restorations in primary molars in different pediatric dentistry departments in North America. METHODS A form with response alternatives was mailed to 63 dental schools in the United States and Canada. The forms were addressed to the chairman/undergraduate progra...
OBJECTIVE The aim of this study was to assess artifacts induced by metallic restorations in three-dimensional (3D) dental surface models derived by cone-beam computed tomography (CBCT). METHODS Fifteen specimens, each with four extracted human premolars and molars embedded in a plaster block, were scanned by CBCT before and after the cavitated second premolars were restored with dental amalga...
This prospective 3-year follow-up clinical study evaluated the survival and success rates of 3DP/AM titanium dental implants to support single implant-supported restorations. After 3 years of loading, clinical, radiographic, and prosthetic parameters were assessed; the implant survival and the implant-crown success were evaluated. Eighty-two patients (44 males, 38 females; age range 26-67 years...
This study investigated the effect of CO2 laser irradiation on the inhibition of secondary caries on root surfaces adjacent to glass ionomer cement (GIC) or composite resin (CR) restorations. 40 dental blocks were divided into 4 groups: G1 (negative control): cavity preparation + adhesive restoration with CR; G2: (positive control) cavity preparation + GIC restoration; G3: equal to group 1 + CO...
BACKGROUND Considering the effect of cavity disinfecting agents on the bonding and sealing ability of restorations bonded to dentin, the aim of this study was to evaluate the effect of chlorhexidine (CHX) disinfecting agent on the marginal gaps of Cl V giomer restorations. MATERIAL AND METHODS Cl V cavities were prepared on the buccal surfaces of 60 sound bovine permanent incisors in this in ...
Re-establishing a patient's lost dental esthetic appearance is one of the most important topics for contemporary dentistry. New treatment materials and methods have been coming on the scene, day by day, in order to achieve such an aim. Most dentists prefer more conservative and aesthetic approaches, such as direct and indirect laminate veneer restorations, instead of full-ceramic crowns for ant...
This study was carried out to evaluate in situ the influence of microleakage, surface roughness and biofilm control on caries formation around composite resin restorations. During 28 days, 12 volunteers wore palatal devices containing bovine enamel slabs restored with composite resin. Restorations were made without leakage, when the adhesive system was applied, or with leakage, when adhesive sy...
OBJECTIVES This study aimed to determine the magnitude of the barriers to the practice of Atraumatic Restorative Treatment (ART) as perceived by dental practitioners working in pilot dental clinics, and determine the influence of these barriers on the practice of ART. MATERIAL AND METHODS A validated and tested questionnaire on barriers that may hinder the practice of ART was administered to ...
OBJECTIVES The aim of this study was to assess technical preferences of general dental practitioners when restoring anterior composite restorations. How the level of clinical experience or post-graduate training infuenced their options was also tested. MATERIAL AND METHODS A cross-sectional study was performed using a questionnaire with general dental practitioners (GDPs) (n=276) in Southern ...
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