نتایج جستجو برای: microscopic video
تعداد نتایج: 236760 فیلتر نتایج به سال:
AIM: To establish a recording system with direct view of the surgeon to supplement video under an operating microscope, which lacks information on movement and position surgeon's hands, facilitate reproduction skilled technique by in training. METHODS: A small camera was attached microscope custom adapter. Microscopic through this new were recorded surgical system. Both movies synchronized anal...
the ability of smartphone technology to document static microscopy images has been well documented and is gaining widespread use in ophthalmology, where slit-lamp biomicroscopy is frequently utilized. however, little has been described regarding the use of smartphone technology to relay video of tissue microscopy results to patients, particularly when a tissue sample integrates motility of orga...
Various specialized imaging modalities and guided microscopic methods developed in recent years, having proven value for the evaluation of tongue disorders. The list of which includes cineradiography, pulsed ultrasound, computer-assisted tomography, isotopic scanning, electromyography, magnetic resonance, video microscopy and stereo microscopy. The basic aim of the article is to review and thro...
An automated device that recognizes and quantitates neurite outgrowth from goldfish retinal explants is described. The system components include a video camera-inverted microscope and an Apple II microcomputer with an attached Motorola 68000 coprocessor. Values for neurite outgrowth were generated within 30 s, required no user input other than defining the microscopic field, and correlated well...
The condition of the filtering screens used for separating sugar crystals and molasses in continuous centrifugals has a major influence on sugar losses, separating efficiency and throughput. Several methods, which characterize screen quality in terms of the slot width, uniformity, per cent open area and the resistance to fluid flow have been assessed by Sugar Research Institute. These are a pho...
— Recent progress in approaches to determine the elastic constants of solids starting from the microscopic particle interactions is reviewed. On the theoretical side, density functional theory approaches are discussed and compared to more classical ones using the actual pair potentials. On the experimental side, video microscopy has been introduced to measure the elastic constants in colloidal ...
agreement between written and video asthma symptoms questionnaires in school children in urmia, iran
the prevalence of asthma remains difficult to determine with precision with no absolute or gold standard for diagnosis. international study of asthma and allergies in childhood (isaac) developed video questionnaire for epidemiological studies with less reliance on understanding written asthma questionnaire. the aim of this research was to determine the agreement between the isaac written and vi...
A 17-year-old man, who had received a diagnosis of juvenile polymyositis (PM) at the age of 1 year, developed recurrent spontaneous pneumothoraces and underwent surgical treatment by means of video-assisted thoracic surgery. Intraoperative observation and microscopic studies demonstrated numerous bleb-like lesions below the visceral pleura. To our knowledge, this is the first article that descr...
We use three-dimensional holographic particle tracking to perform microrheological measurements of model gelled media, including the polysaccharide pellicle of dental biofilms created by the common cariogenic oral pathogen Streptococcus mutans. Nanometerresolution video-rate holographic tracking of embedded colloidal spheres provides accurate measurements of the gels’ complex viscoelastic modul...
this study sought to investigate the impact of teaching speech acts and role relations through authentic audio-taped and video-taped materials on the level of iranian efl learners’ pragmatic competence. to this end, 55 intermediate learners were ed and randomly assigned to two experimental groups: the audio-taped group and the video-taped group. during the treatment, the audio-taped group recei...
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