Search Results - "The Phantom"
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PET/SPECT Test Phantom
Published 2010“…A cold regions insert, that can be placed into a cylindrical tank of a commercially provided PET/SPECT phantom has been developed (for R A Carlson’s phantom - which consists, hot, cold and linearity inserts where the hot regions insert is comprised on a “V” shaped eight pairs of various sized holes with a cold background). …”
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Modified PET / SPECT cylindrical phantom
Published 2007“…For such evaluations a number of commercially available test phantoms exist, e.g., in nuclear medicine tomography - PET/SPECT phantoms. …”
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Measurement and calculated dose in breast phantom
Published 2004“…Utilizing an anthropomorphic phantom, TLDs were placed inside a breast phantom and were irradiated with 6MV SIEMENS MEVATRON linear accelerator. …”
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Multi-frequency ultrasound imaging: phantom study
Published 2018“…Using curvilinear ultrasound probe with 2 to 5 MHz frequency bandwidth, this study investigated the use of multi-frequency imaging to enhance the quality of phantom images. Methods: Siemens Acuson X150 with curvilinear ultrasound transducer was used to scan the organs of interest (kidney, gallbladder and pancreas) of the ultrasound abdominal phantom. …”
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Homogeneous and heterogeneous breast phantoms for UWB imaging
Published 2011“…The phantoms were developed for UWB imaging technique. …”
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Emission computed tomography test phantoms: a review
Published 2019“…Generally, performance tests of ECT systems are time-consuming, expensive and require more than one phantom to scan and then analyse the data. There is non-availability of such type of phantoms that can provide all necessary data for performance of some quality control (QC) tests from a single scan data. …”
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Acoustic evaluation of HEMA polymer gel dosimeter phantoms
Published 2014“…Regarding the absolute results of mechanical and acoustic properties; the copolymer-in-oil phantom is equivalent with soft tissue.…”
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Automated cystic mass extraction from ultrasound phantom images
Published 2012“…The aim of this work is to automatically extract Cystic Masses from Ultrasound Phantom images and improve the efficiency of interpretation using Computer-Aided Detection. …”
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Fabrication And Characterization Of Agar Based Anthropomorphic Ultrasound Breast Phantom
Published 2012“…The fabricated phantom was characterized and the weight composition, temperature, frequency and time dependencies of the phantom were investigated. …”
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Fabrication Of Phantom For Quality Assurance Assessment In Cardiac Spect Imaging
Published 2018“…This work aimed to assess the MI phantom in both stages as a part of quality assurance assessment in cardiac SPECT imaging. …”
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Fabrication And Characterization Of Microcalcification Breast Phantom For Image Quality Analysis
Published 2022“…The density, elemental composition, effective atomic number (Zeff), electron density (ꝭeff), mass attenuation coefficients of the PVAL-based phantoms and MC features (CaCO3/graphite) were determined. …”
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Assessment of double hole contrast detail phantom for image displacement evaluation
Published 2014“…Contrast Detail phantom is used to evaluate the Contrast Detail performance of imaging system. …”
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Synchrotron Radiation Imaging of Aortic Stent grafting: An in invtro phantom study
Published 2017“…This study was conducted on a human aorta phantom with a commercially available stent graft placed in the aorta with the aim of investigating visualization of aortic stent graft by synchrotron radiation. …”
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Construction of a phantom to test the performance of emission computed tomography systems
Published 2011“…This makes the phantom distinct as compared to other commercially available phantoms. …”
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Optimum Tube Voltage for Pelvic Direct Radiography: A Phantom Study
Published 2015“…The purpose of this study was to determine the tube voltage for dose-image optimisation in pelvic direct radiography (DR). Fifty-four pelvic phantom images were acquired using 50-135 kV at 5 kV increments (three images taken at each kV level) and milliampere seconds determined by automatic exposure control. …”
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Automatic tumor detection in ultrasound breast images: a phantom study
Published 2012“…A multi purpose multi tissue Ultrasound Phantom was used to make a complete set of ultrasound images in B-Mode. …”
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