نتایج جستجو برای: blended cements

تعداد نتایج: 17978  

Journal: :Journal of biomedical materials research. Part B, Applied biomaterials 2016
Reed Harrison Zachary K Criss Lacie Feller Shan P Modi John G Hardy Christine E Schmidt Laura J Suggs Matthew B Murphy

Calcium phosphate-based cements with enhanced regenerative potential are promising biomaterials for the healing of bone defects in procedures such as percutaneous vertebroplasty. With a view to the use of such cements for low load bearing applications such as sinus augmentation or filling extraction sites. However, the inclusion of certain species into bone cement formulations has the potential...

2006
Martin John TYAS

General structure and properties Glass-ionomer cements were developed by Wilson and McLean at the Laboratory of the Government Chemist in England in 196527. They were a logical addition to the family of water-based dental cements, comprising silicate cement, zinc phosphate cement and zinc polycarboxylate cement. Since their commercial introduction, they are now available in essentially two type...

Journal: :Construction and Building Materials 2021

The construction industry and more particularly cement manufacture are European Green Deal strategic priorities for the circularity of Europe’s demolition waste (CDW) stream with a view to reducing CO2 emissions. is engaged in number strategies that end, one which new low-carbon, lower clinker/cement ratio cements by replacing portland clinker inorganic fractions CDW featuring hydraulic or pozz...

2017
Anne Bernhardt Martha Schamel Uwe Gbureck Michael Gelinsky

Biologically active metal ions in low doses have the potential to accelerate bone defect healing. For successful remodelling the interaction of bone graft materials with both bone-forming osteoblasts and bone resorbing osteoclasts is crucial. In the present study brushite forming calcium phosphate cements (CPC) were doped with Co2+, Cu2+ and Cr3+ and the influence of these materials on osteocla...

AM Vatandoost, F Nematolahi, F Tabatabaei, M Torshabi, S Koosha, Y Borzoo,

Background and Aim: Resin cements are used widely in restorative dentistry regardless of their biocompatibility. The aim of this study was to compare the cytotoxicity of two categories of dental cements consisting of three chemically set cements (Fuji I, Fuji PLUS and Harvard) and two dual curing cements (BisCem and Duo-Link) by use of MTT assay. Materials and Methods: In this experimental s...

Journal: :Cement and Concrete Research 2021

Potassium-rich zeolites often occur in cementitious systems, as K + is widespread various materials, such Portland, blended and alkali-activated cements. The knowledge of their stability thermodynamic models for solid solutions with Na Ca 2+ are critical to understand long-term development durability Completing previous studies on Na- Ca-based zeolites, the current work aims determine data 14 t...

Journal: :European journal of orthodontics 2011
Jun Li

Three types of experimental resin cements with different curing systems, dual, light, and chemical, were designed. The relationship between the flexural strengths of the three experimental and five commercial (Beauty Ortho Bond, Transbond™ XT, Light Cure Bond, Kurasper® F, and Super Bond) orthodontic resin cements on the tensile bond strength (TBS) and shear bond strength (SBS) of metal bracket...

Journal: :Journal of endodontics 2012
Wei Wei Yi-pin Qi Sergey Y Nikonov Li-na Niu Regina L W Messer Jing Mao Carolyn M Primus David H Pashley Franklin R Tay

INTRODUCTION Quick-setting calcium aluminosilicate cement with improved washout resistance is a potential substitute for calcium silicate cements in endodontics. This study examined the effect of an experimental calcium aluminosilicate cement (Quick-Set; Primus Consulting, Bradenton, FL) on the viability of odontoblast-like cells. METHODS The biocompatibility of Quick-Set and white ProRoot MT...

Journal: :Journal of biomaterials applications 2015
Cecilia Persson Elise Robert Elin Carlsson Céline Robo Alejandro López Maria Godoy-Gallardo Maria-Pau Ginebra Håkan Engqvist

Acrylic bone cements have an elastic modulus several times higher than the surrounding trabecular bone. This has been hypothesized to contribute to certain clinical complications. There are indications that the addition of specific fatty acids and triglyceride oils may reduce the elastic modulus of these types of cements. Some of these additives also appear to have inherent antibiotic propertie...

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