The Hoffman phantom (Data Spectrum Inc.) and Iida phantom both form models of the human head using polymers for white matter and an open compartment filled with radiotracer solution for grey matter. PDF Comparison of Medium- and High-Energy Collimators for 131I-Tositumomab Nuklearna medicina - Kvark Tl-201 (18.5 MBq) was used to fill a phantom. Evaluation of cancer imaging using . The aim of this work is to develop an acquisition protocol for SPECT cardiac imaging for reduced scan . B. Phantom studies Simulations of cardiac drift between the transmission and emission sequences were performed with an anthropomorphic torso phantom (Data Spectrum Inc., Hillsborough, NC) using a car - diac insert without defects. An elliptic anthropomorphic torso phantom (Data Spectrum) with lung, liver, and heart inserts was used with an organ-scanning phantom (The Phantom Laboratory) containing liver, spleen, and kidney inserts as the model. Data Spectrum emission tomography phantoms Anthropomorphic torso phantom with cardiac insert; Standard Jaszczak Phantom (ECT/STD/P) with solid sphere sets; Mini Deluxe Phantom: ECT/DLX/MP . Correction Methods for Random Coincidences in Fully 3D Whole-Body PET 31, No. A Data Spectrum normal male anthropomorphic torso phantom was loaded with 74, 370 and 407 MBq of Tc-99m in the heart, liver and background, respectively, corresponding to typical clinical . 6, although the anthropomorphic torso phantom is configured with a heart, a breast, a portion of lung, a liver and a spinal cord, only the heart, breast, liver and torso can be filled by a solution of contrast agent or medicine. Anthropomorphic Torso Phantom (liver, lung and spine) 14: ECT/TORLB/P: Anthropomorphic Torso Phantom, with liquid bone spine: 15: ECT/ULDLX/P: Ultra Deluxe Jaszczak . Anthropomorphic torso phantom (Data Spectrum, Hillsborough, NC) with two llable cardiac defects: one (13 mL) always lled with cold water (mimicking a matched defect) and one (5.4 mL) lled with 99mTc when 99mTc solution was in the cardiac insert (mimicking a mismatched defect). Average neutron energy is approximately 4 . Flexible silicone membranes form the inner and outer walls of the simulated left ventricle. 1). For this we characterize image features, such as nonuniformity and wall thickness of the cardiac insert inside the large anthropomorphic torso phantom (Data Spectrum) and correlate them with human observer ROC results. Thus, digital phantoms are more likely to be a powerful tool for diverse technique assessments and substitute for patients in virtual clinical trials.The 4D-extended cardiac-torso (XCAT) phantom is a digital phantom that simulates diverse human anatomies (e.g., genders, heights, tumor sizes etc.) 6. Evaluation of Cadmium-Zinc-Telluride Detector-based Single-Photon The phantom used for acquisition was an anthropomorphic torso phantom (Data Spectrum, Hillsborough, NC), an acrylic glass cylinder with cardiac, liver, lung, and spine components (see Fig.1). anthropomorphic phantoms; PET; SPECT 1. Microtek Sterile Probe Covers. Prikazuju se svi rezultati 40. Extended Oval PET Phantom - Data Spectrum Corporation PET/EX-OV/ - ECT Estimation of the Rigid-Body Motion From Three-Dimensional - INFONA The principles of design of the new phantom are mainly based on the proof-of-concept dynamic phantom introduced in,29 while taking into account geometric and mechanical requirements for insertion into a standard commercial torsoAnthropomorphic Torso Phantom model ECT/TOR/P by Data Spectrum Corp..30 The phantom consists of the following: 1. Home | Data Spectrum 3540 Figure 2 Anthropomorphic physical phantoms (left) and a quality control phantom model Deluxe Jaszczak Phantom from Data Spectrum Corp (right) [31, 34]. Cardiac Insert. Figure 1. Digital anthropomorphic phantoms of non-rigid human respiratory and Physical phantoms in most cases are rigid (e.g. This phantom contained six fillable spheres of different diameters: 10, 13, 17, 22 . The first phantom was an Anthropomorphic Torso PhantomTM (Data Spectrum Inc, Durham, NC) as shown in Figure 4. in an anthropomorphic torso phantom (model ect/tor/p, data spectrum, hillsborough, nc, usa) a static cardiac insert was used (data spectrum cardiac phantom model ect/car/um, data spectrum, hillsborough, nc, usa; fig. Using a GE Discovery 530c SPECT, measurements were performed. Another phantom from Data Spectrum (Hillsborough, USA) was used for SPECT quality assessment (Purser et al. In nuclear medicine, the best known and widely used phantom in this category is the NURBS-based cardiac torso (NCAT) (Segars 2001), which is considered as the next-generation MCAT (Tsui and Segars 2009) because of its much more realistic organ shapes that are based 3D Visible Human CT dataset (Tsui and Segars 2009). (Data Spectrum, USA). Phantom includes a large body-shaped cylinder with lung, liver and spine inserts. Model Number: Product Name: 043-765: Flangeless Deluxe SPECT Phantom ACR: 043-759: . [12, 13] we use phantom data measured with clinical system. Cardiac Insert. Data Spectrum. Quantitatively accurate activity measurements with a dedicated cardiac 3 EJNMMI Physics In order to estimate . Vidi vie . Anthropomorphic cardiac phantom for dynamic SPECT | SpringerLink Lung inserts were filled with Styrofoam beads and back-filled with water. PDF Anthropomorphic cardiac phantom for dynamic SPECT Methods: MPI of an Anthropomorphic Torso Phantom with silicone breast prostheses . Research Designed to be used with the various Data Spectrum circular and elliptical cylinders, the Elliptical Lung-Spine Body Phantom and the Anthropomorphic Torso Phantom Simulates normal and abnormal myocardial uptake and radioactivity in left ventricular chamber Solid inserts simulate transmural and nontransmural cold abnormalities The 3-D gated cardiac phantom was designed and constructed to fit into the Data Spectrum anthropomorphic torso phantom. Using Monte Carlo simulations, we evaluated this new system design with digital phantoms including a Derenzo hot-rod phantom and a Zubal brain phantom. Methods: 2200 MBq (60 mCi) of 82 Rb was injected into the myocardium compartment of an anthropomorphic torso phantom (Data Spectrum) and scanned for 10 min using a 25 cm axial field-of-view (FOV) digital PET-CT scanner (Siemens Biograph Vision 600). PDF anthropomorphic torso phantom - Spect The OSEM algorithm was used for image reconfiguration and was chosen for the phantom experiment. A realistic 3-D gated cardiac phantom for quality control of gated Body/Torso; Extremity; Head and Neck; Kits; Rectangle; Specialty; Wedge; . PET/CT SUV Ratios in an Anthropomorphic Torso Phantom - Korea Science Overall, the 3D printed phantom showed slightly higher values than the patient and the . 2008); it was gradually modified by . The cardiac insert consists of two chambers, simulating the left ventricular bloodpool and the myocardial wall with a true wall thickness of 10mm. Anthropomorphic Torso Phantom. Data Spectrum. PDF Development of Rapid SPECT Acquisition Protocol for Myocardial - FAU cardiac insert inside the large anthropomorphic torso phantom (Data Spectrum) and correlate them with human observer ROC results. . Data Spectrum. Einsatz: Wir knnen Ihnen die komplette Palette der Data Spectrum Phantome anbieten. A realistic 3-D gated cardiac phantom for quality control of gated 32 Figure 2.2. Location N21-2016 Academic Staff in charge Prof. Seng Peng MOK, Greta Technician Pedro Antonio MOU Telephone (853) 8822-2784 Open Access Reservation Period Monday: 9:00 - 13:00, 14:30 - 18:30 Laboratory Website https://big.fst.um.edu.mo/ Missions: To pursue world-class biomedical imaging research To provide rigorous training Lung CT images was acquired of a Data Spectrum anthropomorphic torso phantom with various combinations of pitch, tube current, and tube voltage; this phantom was used because acrylic beads of various sizes could be placed within the lung compartments to simulate nodules. Simulated LV volumes can be varied within the range 45-200 ml. However, knowing the ground truth is . This phantom included heart (myocardium wall, defect, and myocardium cavity), left and This article describes the design, construction, and properties of an anthropomorphic . Anthropomorphic Torso Phantom Model ECT/TOR/P Main Features Includes large, body-shaped cylinder with lung, liver and spine features Lung inserts can be lled with polystyrene beads and water to simulate lung tissue density Optional Cardiac Insert (Model ECT/CAR/I) may be purchased separately Introduction . A Novel High-Sensitivity Rapid-Acquisition Single-Photon Cardiac Vidi vie . PDF Abstract ID: 16872 Title: Evaluation of a SPECT Camera with CZT - AAPM Ectomography (single camera position) and RMSSH (two to three camera positions) projection data of the heart were simulated and acquired from . PDF I/99mTc) cardiac SPECT on two different CZT cameras: A phantom study Data acquisitions An anthropomorphic torso phantom (Data Spectrum, Hillsbor-ough, NC) with a cardiac insert was used for all the acquisitions (See Fig. Anthropomorphic Torso Phantom with Cardiac Insert (Data Spectrum Corporation) and the Alderson Heart/Thorax phantom (Radiology Support Devices, Inc.) were used to simulate man/woman thorax or body . Founded in 1981, Data Spectrum has been focused on creating molecular imaging phantoms to enable Medical Imaging Professionals the ability to evaluate their image resolution standards. 1). Tl-201 (18.5 MBq) was used to fill a phantom. data spectrum anthropomorphic phantom), and thus do not reflect the true non-rigid nature of patient motion, although relatively flexible phantoms have also been constructed (Fieseler et al 2011). Prone Myocardial Perfusion Imaging and Breast Attenuation: A Phantom Current imaging guidelines give insufficient consideration to advances in iterative reconstruction methods that include collimator modeling, attenuation, and scatter correction, and best . This phantom included heart (myocardium wall, defect, and myocardium cavity), left and right lungs, liver, spine, and a . Data Spectrum PET Sensitivity Phantom. Data Spectrum Anthropomorphic Torso Phantom - Britec PDF Depth dose distribution study within a phantom torso after irradiation Phantom study. The Wilhelm Anthropomorphic Torso Phantom . The SPECT image of both systems was evaluated using the anthropomorphic torso phantom with a solid defect in the myocardium region (Data Spectrum Co, Hillsborough, NC, USA). Spherical lesions with SUVs ranging from 10.0 to 13.5 were placed in the phantom. Currently, anthropomorphic physical phantoms have also been used for experimental studies to validate computer simulations by comparing directly both dosimetric data. Compared to the principle-axes method, in two of the three comparisons with anthropomorphic phantom data our method estimated the motion in closer agreement to the Polaris system than the principal-axes method, while the principle-axes method gave a more accurate estimation of motion in most cases for the MCAT simulations. It has. Data Spectrum. Anthropomorphic Torso Phantom Main Applications Evaluation of cardiac ECT data acquisition and reconstruction methods Evaluation of non-uniform attenuation and scatter compensation methods Research Main Features Includes large, body-shaped cylinder lung, liver and spine inserts Physical phantoms in most cases are rigid (e.g. Leeds Test Objects' PET IQ Phantom is a realistic anthropomorphic PMMA vessel, which simulates the trunk of the human body, and complies with standards NEMA-NU2 (2007) and IEC . CiteSeerX Development of Rapid SPECT Acquisition Protocol for Biomedical Imaging Laboratory (BIG) - University of Macau Dynamic heart-in-thorax phantom for functional SPECT Methods:An Anthropomorphic Torso Phantom (Data Spectrum, Inc.) with a Cardiac Insert with Solid Defect in myocardium region was prepared for SPECT imaging using a CZT camera with multipinhole collimator (GE Discovery 530C). The phantom was modified by the manufacturer so that 10 mm diameter hollow spherical inserts could be placed in varying locations within the phantom. The LV volume curve has a smooth and realistic clinical shape that is . Lung shunt fraction calculation using 99mTc-MAA SPECT/CT - SpringerOpen 1 and 2 , is shown in detail in FIGS. (PDF) On the significance of defective block detectors in clinical (18 Nuklearna medicina - Kvark ough, NC) with a cardiac insert was used for all the acquisitions Lesion detection is an important clinical task for medical (See Fig. A suitable thoracic phantom for use in the present invention is available from Data Spectrum Corporation, Hillsborough, N.C., under the name Anthropomorphic Torso Phantom, Model ECT/TOR/P. Flexible silicone membranes form the inner and outer walls of the simulated left ventricle. the rest of the anthropomorphic torso phantom were filled with a 23.31 KBq/ml (0.63 Ci/ml) 99mTc solution, 10% con-centration of that in the myocardial compartment. correlation between the impairment of innervation . PDF Collimator Selection, Acquisition Speed, and Visual Assessment of I Dynamic range of the newest digital PET-CT scanner for myocardial blood . Data Spectrum. In order to evaluate the process of calculating the LSF using planar and SPECT/CT imaging and to assess their differences, phantom experiments with the anthropomorphic torso phantom (Data Spectrum, Durham, NC) were performed. 1, January . In FIG. Breast attenuation artifacts can be present in up to 40% of the MPI studies in women. For this we characterize image features, such as nonuniformity and wall thickness of the cardiac insert inside the large anthropomorphic torso phantom (Data Spectrum) and correlate them with human observer ROC results. Vidi vie . An initial activity of 1160 MBq of 11-carbon was placed in the myocardial compartment of an anthropomorphic torso phantom (phantom model ECT/TOR/P, cardiac insert model ECT/CAR/I, both Data Spectrum Corporation, Durham, USA), which represents the upper torso of average-to-large male and female patients. Comparison of performance metrics such as spatial resolution, sensitivity, contrast-to-noise ratio (CNR), and contrast-recovery ratio were made between our design and a conventional SPECT scanner. . Vidi vie . A tri-modal tissue-equivalent anthropomorphic phantom for PET, CT and Data acquisitions surrounding the heart. 8, August 2004 European Journal of Nuclear Medicine and Molecular Imaging Vol. Bottom: the torso phantom positioned in the GE-Discovery NM530c dedicated cardiac SPECT scanner. The commercially available anthropomorphic torso phantom (Data Spectrum Corporation, Chapel Hill, North Carolina, USA) has liver, lung, and spine compartments. Patient Studies are the ultimate way to test correction methods. . Anthropomorphic phantom for medical imaging systems Development of a 3D printed anthropomorphic lung phantom for image Results: A medical qualitative and semiquantitative analysis demonstrated higher uptake in the LV anterior segments in the prone position for all injected activities. a NEMA phantom and an anthropomorphic TORSO phantom to calibrate the gamma camera and investigate the accuracy of quantification. PDF Anthropomorphic Torso Phantom - JRT Associates The left ventricular assembly 14 , partially visible in FIGS. Development of Rapid SPECT Acquisition Protocol for Myocardial - INFONA The using both phantom data and patient studies. (Seret et al. Quantitative outcome of registration methods for correcting cardiac for this study: an anthropomorphic chest phantom (Data Spectrum Corp.), an abdominal torso phantom (Phantom Laboratory), and a contrast-detail phantom (Rollo phantom). Anthropomorphic Torso Phantom Anthropomorphic Torso Phantom Model ECT/TOR/P Main Features: Includes large, body-shaped cylinder lung, liver and spine inserts Lung inserts can be filled with Styrofoam beads and water to simulate lung tissue density Optional Cardiac Insert (Model ECT/CAR/I) may be purchased separately Methods: A Data Spectrum anthropomorphic torso phantom (4.7 kBq/ml FDG concentration, defined as SUV of 1.0) was imaged in a normally functioning Siemens Biograph 16 HiRez PET/CT scanner using a whole-body imaging protocol. DATA SPECTRUM PHANTOMS ECT PHANTOMS Von Gahlen provides the complete range of Data Spectrum phantoms including all inserts, options and accessories. 2012). inserted model | English examples in context | Ludwig phantom torso. anthropomorphic phantoms filled and scanned on the Discovery* PET/CT 710. An anthropomorphic torso phantom (Data Spectrum, Hillsborough, NC) with a cardiac insert was used for all the acquisitions (See Fig. The SPECT image of both systems was evaluated using the anthropomorphic torso phantom with a solid defect in the myocardium region (Data Spectrum Co, Hillsborough, NC, USA). DATA SPECTRUM ANTHROPOMORPHIC TORSO PHANTOM Used primarily for the evaluation of non-uniform attenuation and scatter compensation methods. PDF Quantitative Imaging With a Pinhole Cardiac SPECT CZT Camera by - CURVE Dynamic images were reconstructed (40 x 15 sec) with all corrections enabled. The Extended Oval PET Phantom Set is designed to simulate the distribution of radioactivity throughout the long body torso*. Two spheres, 3 and 6 cm in diameter, were . Data Spectrum Phantoms for Spect and PET. Data Spectrum Model PETC-TP-, PET CT Phantom. Patient Studies are the ultimate way to test correction methods. The phantom, a large, body-shaped cylinder, comprised the lungs (filled with Styrofoam beads [The Dow Chemical Co.]), liver, spine inserts, and cardiac inserts (model ECT/CAR/I), simulating the upper torso of average . Data Spectrum Anthropomorphic Torso Phantom. (OSEM+PSF), VUE Point(OSEM), FORE-FBP (Anthropomorphic Torso Phantom, Data Spectrum Corporation, U.S.A) PET/CT . Development of an eXtended Modular ANthropomorphic (XMAN) phantom for PET CT Phantom - CSP Medical NEW Data Spectrum PET-CT Phantom. Our products are designed primarily for acceptance testing, quality control, and for research purposes. Methods: MPI of an Anthropomorphic Torso Phantom with silicone breast prostheses and equivalent adipose tissue was compared to a standard MPI database. 4D extended cardiac-torso (XCAT) phantom; NCAT brain phantom; XCAT phantom CT projector; Adaptive multi-pinhole collimator set (cardiac, brain and rat) . The presentation will give first results of the physical dose distribution, the comparison with Data Spectrum NEMA PET Phantom. The defect Pinestar Technology, Inc.Products For the purposes of these controls, KVARK can offer you the phantom models shown below. With a wide range of uses, our product can assist with: NEMA IEC PET Body Phantom Set Vidi vie . A 3D mathematical thorax phantom is used to simulate both emission and transmission projection data for monoenergetic and polyenergetic sources. An anthropomorphic torso phantom (Data Spectrum, Durham, NC, USA) and an extended oval phantom (Data Spectrum, Durham, NC, USA) with custom inserts were scanned on GE Discovery PET/CT 710 scanner. Advances in reconstruction techniques and instrumentation improve image quality. 1. Anthropomorphic Torso Phantom (ECT/TOR/P, Data Spectrum Co.) (Fig. PET/CT SUV Ratios in an Anthropomorphic Torso Phantom PET/CT SUV Yeon, Joon-Ho (Department of Nuclear Medicine, Samsung Medical . Activity in the cardiac compartment of an Anthropomorphic Torso phantom (Data Spectrum Corporation) was measured through 15 99m Tc-SPECT acquisitions. PDF Dose calculations of anthropomorphic voxel-based phantom for Americium PDF DATA SPECTRUM PHANTOMS CATALOG - vongahlen.com The phantoms consisted of warm background (BG), hot liver and cold lung regions, . The Fission-Product Phantom. The phantom simulates upper torso of average to large male/female subjects (3826 cm). 3 and 4 . It consists of a set of two 40 cm long cylinder sections with oval shape cross section to simulate the long body torso. . Tl-201 and Tc-99m were used individually Simulated LV volumes can be varied within the range 45-200 ml. 1). ECT- Phantome - Melit Strahlungsmesstechnik Further on, the results of the passive dosimetry within the anthropomorphic phantoms represent the best tool to generate reliable data to benchmark computational radiation transport models in a radiation field of interest. Data Spectrum. Flexible silicone membranes form the inner and outer walls of the simulated left ventricle. When reconstructing the data with OSEM with 3D . PDF A Count-Preserved Method to Determine Accurate Radiotracer The phantom was imaged on two 16-slice scanners and a 64-slice scanner. PDF White Paper IqSpect Facilities - Biomedical Imaging Laboratory The 3-D gated cardiac phantom was designed and constructed to fit into the Data Spectrum anthropomorphic torso phantom. Digital Anthropomorphic Phantoms of Non-Rigid Human Respiratory and Anthropomorphic Torso Phantom Acquisition Description. Phantoms / Europrobe 3.2 | BriTec - Experts in Radiation Protection Objectives: This study aimed at evaluating the potential impact of prone MPI on breast attenuation, with a critical analysis of activity optimization and breast size influence. Anthropomorphic Torso Phantom - Southern Scientific Quantitative comparison of OSEM and penalized likelihood image Vidi vie . This provides an ideal radiotracer distribution, but the polymer structure is invisible to MRI. PDF 223Ra-dichloride therapy of bone metastasis: optimization of SPECT It would be very difficult to use clinical An anthropomorphic torso phantom (Data Spectrum, Hillsbor- data to study such impact. View All Close. NEMA IEC PET Body Phantom Set Vidi vie . Improved image quality could either improve confidence and diagnostic ability, or increase throughput, and lower injected dose. PDF Quantifying the Effects of Acquisition Parameters in Cardiac SPECT Vidi vie . Simulated LV volumes can be varied within the range 45-200 ml. Data Spectrum PET Scatter Phantom. One of which is an anthropomorphic torso phantom by Data Spectrum Corporation, as shown in FIG. 2.1 ZUBAL voxel-based anthropomorphic torso phantom The human phantom consisting of head and torso was generated by using ZUBAL phantom data which is generated by Yale University, US. A realistic 3-D gated cardiac phantom for quality control of gated

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