نتایج جستجو برای: wire mesh
تعداد نتایج: 73164 فیلتر نتایج به سال:
Abstract: The improvement of device performance of a recycling solar air heater featuring a wire mesh packing was investigated experimentally and theoretically. The application of the wire mesh packing and recycle-effect concept to the present study were proposed aiming to strengthen the convective heat-transfer coefficient due to increased turbulence. Comparisons were made among different desi...
Electromagnetic compatibility (EMC) is a key issue in the design and development of safe and effective medical instruments. The treatment probes of high intensity focused ultrasound (HIFU) systems not only receive and transmit electromagnetic waves, but also radiate ultrasound waves, resulting in electromagnetic coupling. In this paper, an electromagnetic shielding method involving the enclosur...
In this study, the L*a*b* color system as a color system and light transmittance of the denture base resin reinforced with wire mesh and glass cloth were measured, and the color difference (deltaE*ab) was calculated using L*, a* and b* values which were measured both on a white calibration plate and on a null background. The thicknesses of test specimens, which were reinforced with wire mesh an...
A significant number of self-expanding metal stents (SEMSs) placed as conservative therapy for malignant biliary obstruction will become occluded [1]. Stent occlusion can be treated endoscopically either by balloon trawling to remove the biliary sludge and debris or by inserting a polyethylene stent or a second stent through the occluded stent [2]. However, these treatments can be given only af...
We report the histological findings of a reconstructed calcar region four years after femoral impaction bone grafting using metal wire mesh for a case with massive defect of the proximal part of the femur. Thin cortical bone was formed just beneath the metal wire mesh and viable trabecular bone containing a small amount of granulation tissue was observed even at the bone-cement interface. Almos...
The mechanics of a woven wire mesh material are investigated to characterize the elasto-plastic behavior of this class of materials under tensile conditions. The study focuses on a representative 316 L stainless steel (316 L SS) 325 2300 twill-dutch woven wire mesh typically used as a fine filtration media in applications such as water reclamation, air filtration, and as a key component in swab...
The incidence of ureteric obstruction after kidney transplantation is 3-12.4%, and the most common cause is ureteric stenosis. The standard treatment remains open surgical revision, but this is associated with significant morbidity and potential complications. By contrast, endourological approaches such as balloon dilatation of the ureter, ureterotomy or long-term ureteric stenting are minimall...
OBJECTIVE This article aims to analyze the difference in stresses generated in the bracket-cement-tooth system by means of a peel load in single and double-mesh bracket bases using a three-dimensional finite element computer model. MATERIAL AND METHODS A three-dimensional finite element model of the bracket-cement-tooth system was constructed and consisted of 40,536 bonds and 49,201 finite el...
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