نتایج جستجو برای: dental seal
تعداد نتایج: 175057 فیلتر نتایج به سال:
OBJECTIVE The lack of cost-effectiveness information regarding sealant placement strategies is thought to have influenced reimbursement policies and subsequent sealant utilization in dental practice. This study compared three strategies for managing the occlusal surfaces of first permanent molars: seal all (SA), risk-based (RBS), and seal none (SN). METHODS A decision tree was developed for v...
OBJECTIVES Besides the fixation of the restoration, an important function of dental luting cements is to seal the gap between tooth and restoration. However, as a result of adhesion, curing contraction is hindered, creating stresses. To maintain the seal these stresses neither exceed the bond nor the cohesive strength of the cement. The aim of this study was to evaluate a rather simple model, w...
INTRODUCTION Flexure of a dental composite can be detrimental to the success of a restoration. Flexibility considerations are thus important when comparing dental materials to optimize the success of resin restorations. AIMS AND OBJECTIVES Flexibility of 5.6 x 18.0 x 2.0 mm3 experimental alumina/feldspar and SR ADORO dental composites specimens were compared. It was hypothesized that alumina/...
Prosthodontic treatment sometimes requires a long-term interim fixed dental prosthesis (FDP) until the definitive restoration can be cemented. However, some interim materials are weak and do not have an adequate marginal seal. The CAD/CAM systems have developed considerably, offering accuracy and more options than previously. It can be envisioned that CAD/CAM technology developments will contin...
0 NE of the prime considerations in the selection of a temporary filling material is the material’s ability to seal the margins of the cavity within which it is placed. Temporary filling materials are used in many phases of dentistry. During restorative dental procedures, temporary filling materials are used to protect the prepared tooth surface until the final restoration is placed. During end...
UNLABELLED The dawn of minimally invasive dentistry has led to the development of materials which rely on the use of effective adhesion to bond to remaining tooth tissue. Successful adhesive bonding is dependent upon appreciating the quality of the dental substrate, appropriate clinical handling of the material and patient, together with an appreciation of the chemistry of the adhesive. This pa...
The purpose of a root-end filling is to establish a seal between the root canal space and the periradicular tissues. As root-end filling materials come into contact with periradicular tissues, knowledge of the tissue response is crucial. Almost every available dental restorative material has been suggested as the root-end material of choice at a certain point in the past. This literature review...
On behalf of my coauthors and myself, I would like to thank Dr Bolin for initiating a discussion of dental sealants (1) and encouraging us to expand our comments beyond those conveyed in our abstract (2). The Centers for Disease Control and Prevention promotes school-based and other publicly provided sealant campaigns, because it is recognized that children from lower-income families often lack...
The present paper is a review of the effects of the topographical surface features on the interaction between implants and tissues, with particular reference to dental implants. In this regard, dental implants are of particular interest, because they are in contact with both soft (gum) and hard tissues (bone) and they require different surface characteristics in different areas, in order to max...
Background: One of the important materials needed for root treatment is sealers. They fill space between gutta and canal walls create a suitable seal to prevent colonization oral microorganisms in peri-apical tissues inside space. Aim: The aim this study was prepare test cell biocompatibility new polycaprolactone-based endodontics sealer comparison AH plus against dental pulp stem cells. Method...
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