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Mostrando 421 - 440 Resultados de 1,837 Para Buscar '"Siemens"', tiempo de consulta: 0.59s Limitar resultados
  1. 421
    “…MATERIALS AND METHODS: Fifty-six patients with esophageal carcinoma, verified by histopathology, underwent MRI examination before and at midtreatment (4(th) week, radiotherapy 30–40 Gy) using the Siemens 3.0 T MR System. Parameter maps of apparent diffusion coefficient (ADC), and DCE maps of volume transfer constant (K(rans)), rate contrast (k(ep)), and extracellular fluid space (v(e)), were computed using a Siemens Company Multimodality Workplace (MMWP) model. …”
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    Combination of DCE-MRI and DWI in Predicting the Treatment Effect of Concurrent Chemoradiotherapy in Esophageal Carcinoma
  2. 422
    “…CT (Somatom Definition Flash, Siemens Healthineers) was performed at 120kV(p) and 80kV(p), each combined with current-time products of 120, 60, 30, and 12mAs, and was reconstructed with filtered back projection (FBP) and IR (Safire, Siemens Healthineers). …”
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    Influence of acquisition settings and radiation exposure on CT lung densitometry—An anthropomorphic ex vivo phantom study
  3. 423
    por Al-Kindi, Hanan, Al-Jardani, Amina
    Publicado 2020
    “…Nine of ten patients analysed on Bio-Rad and Siemens immunoassays were highly reactive; seven were highly reactive on the Abbott assay. …”
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    HIV serology false positivity among expatriates from Africa: a screening dilemma
  4. 424
    “…The designed and constructed analytical device is based on the SIMATIC S7-1200 PLC driver of SIEMENS Company. The HMI KPT panel of SIEMENS Company enables monitoring the process and control individual elements of device. …”
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    Analysis of the Kinetics of Swimming Pool Water Reaction in Analytical Device Reproducing Its Circulation on a Small Scale
  5. 425
    “…CONCLUSION: We recommend a dilution factor of 1:5 on a Siemens ADVIA Centaur XP(®) instrument. The clinically reported range was 0.5‐1500 mU/L. …”
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    Comparison of four matrixes for diluting insulin in routine clinical measurements
  6. 426
    “…Calibration curves were generated using Siemens nonstandardized and IFCC-standardized kits to measure paired cystatin C concentrations in each sample. …”
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    GFR Estimation After Cystatin C Reference Material Change
  7. 427
    “…Three acquisitions from two vendors were compared (Siemens 30, GE 48, and Siemens 54 directions). DTI data were fit using nine fitting algorithms (four linear least squares (LLS), two weighted LLS (WLLS), and three non-linear LLS (NLLS) from four software tools (FSL, DSI-Studio, CAMINO, and AFNI). …”
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    Systematic Assessment of the Impact of DTI Methodology on Fractional Anisotropy Measures in Alzheimer’s Disease
  8. 428
    “…Examinations were performed using Shimadzu FH‐21 HR radiography device, Siemens Sensation Open 24‐slice MSCT‐device, NewTom 5G CBCT device, and Planmed Verity CBCT device, and the effective doses were calculated according to ICRP 103 recommendations. …”
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    Comparative dosimetry of radiography device, MSCT device and two CBCT devices in the elbow region
  9. 429
    “…A total of 7 ELISA kits (Euroimmun native antigens and recombinant nucleoprotein, IBL, Clin-Tech Microimmune, NovaTec NovaLisa, Serion, and Siemens Enzygnost) and one CLIA method (DiaSorin LIAISON XL) were evaluated. …”
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    Evaluation of Diagnostic Accuracy of Eight Commercial Assays for the Detection of Measles Virus-Specific IgM Antibodies
  10. 430
    “…Then, we evaluated its performance and collected specimens to compare the test results obtained with those of the Siemens detection system. Finally, the clinical diagnostic efficacy of this detection system for deep vein thrombosis (DVT) was assessed. …”
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    Establishment of a new protein C detection system based on chromogenic substrate assay and its clinical diagnostic value for deep vein thrombosis
  11. 431
    “…With the Roche electrode, interference became more pronounced over time, whereas the Siemens electrode appeared to gain selectivity during its lifetime. …”
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    Impact of Bicarbonate Interference on Routine Ion-Selective Electrode Chloride Measurements
  12. 432
    “…Benefiting from the high sensitivity of a long‐axial FOV PET scanner, we studied a computed tomography (CT)–less reconstruction algorithm for the Siemens Biograph Vision Quadra with an axial FOV of 106 cm. …”
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    A CT‐less approach to quantitative PET imaging using the LSO intrinsic radiation for long‐axial FOV PET scanners
  13. 433
    “…METHODS: We scanned 20 MS patients and 26 HCs before and three months after a major scanner upgrade (1.5 T Siemens Healthineers Magnetom Avanto to 3 T Siemens Healthineers Skyra Fit). …”
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    Brain atrophy measurement over a MRI scanner change in multiple sclerosis
  14. 434
    “…Magnetic resonance imaging was performed using a 1.5-Tesla Siemens Aera scanner (Siemens, Germany). RESULTS: Evaluation of brainstem (midbrain, pons, and medulla oblongata) volumes revealed no statistically significant differences between the BHS patient and control groups. …”
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    Evaluating the brainstem in children with breath-holding spells
  15. 435
    por Solero, A
    Publicado 2005
    “…The Tape Station is used as an Isolde facility to observe the variations of intensity and the lifespan of certain isotopes. A Siemens Simatic FM-352-5 module controls the Tape Station in a PLC system then a DSC controls the PLC, which will be controlled the Tape station program. …”
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    Application for the Tape Station
  16. 436
    “…Considering only data from the Siemens sites, between-site reliability generally matched the high levels of test-retest reliability of the same IDPs estimated in repeated, within-site, within-subject scans from UK Biobank. …”
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    Reliability of multi-site UK Biobank MRI brain phenotypes for the assessment of neuropsychiatric complications of SARS-CoV-2 infection: The COVID-CNS travelling heads study
  17. 437
    “…National Instruments PXI systems are used to control the high voltage pulse generators and a SIEMENS programmable logic controller (PLC) handles the centralised oil cooling and gas insulation sub-systems…”
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    The Low-Level Control System for the CERN PS Multi-Turn Extraction Kickers
  18. 438
    por Barbosa, Talytha Pereira
    Publicado 2016
    “…The setup was devised using the ALICE software framework and Siemens SCADA system WINCC OA, providing the same functionality as the systems installed in ALICE, and will be used for the commissioning of the new software and hardware, burn-in tests of new modules and log-term stability tests of ALICE hardware.…”
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    Test System for Standard ALICE DCS Components
  19. 439
    Publicado 2003
    “…For the reasons explained in this document, the Finance Committee is invited to agree to the negotiation of a contract, without competitive tendering, with the firm SIEMENS (CH), for the supply of 1388 digital valve positioners for the cryogenic helium distribution line for a total amount of 1 063 000 euros (1 654 028 Swiss francs), not subject to revision. …”
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    Proposal to negotiate, without competitive tendering, a contract for the supply of digital valve positioners
  20. 440
    “…Cohort 2 consisted of 33 controls and 39 Parkinson’s disease patients who were scanned on a Siemens Prisma 3 Tesla scanner with a similar imaging protocol. …”
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    In vivo detection of substantia nigra and locus coeruleus volume loss in Parkinson’s disease using neuromelanin-sensitive MRI: Replication in two cohorts
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