Articles with "flow imaging" as a keyword



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Additional value of B‐flow imaging in arterial wall calcifications

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Published in 2018 at "Journal of Clinical Ultrasound"

DOI: 10.1002/jcu.22492

Abstract: The accuracy of color Doppler ultrasonography (CDU) is hampered by the presence of arterial wall calcifications. B‐flow imaging may overcome these limitations. We present a case of a severely calcified stenosis of the right common… read more here.

Keywords: flow imaging; arterial wall; wall calcifications; additional value ... See more keywords
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Quantitative Flow Imaging in Human Umbilical Vessels In Utero Using Nongated 2D Phase Contrast MRI

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Published in 2018 at "Journal of Magnetic Resonance Imaging"

DOI: 10.1002/jmri.25917

Abstract: Volumetric assessment of afferent blood flow rate provides a measure of global organ perfusion. Phase‐contrast magnetic resonance imaging (PCMRI) is a reliable tool for volumetric flow quantification, but given the challenges with motion and lack… read more here.

Keywords: flow imaging; phase contrast; flow; quantitative flow ... See more keywords
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An In‐depth Perspective of Aortic Arch Branching in Fetal Vascular Rings Using Spatiotemporal Image Correlation Combined With High‐definition Flow Imaging: Report of 4 Cases

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Published in 2018 at "Journal of Ultrasound in Medicine"

DOI: 10.1002/jum.14891

Abstract: On the basis of 2‐dimensional fetal echocardiographic findings, we investigated 4 different fetal vascular ring cases using spatiotemporal image correlation (STIC) combined with high‐definition (HD) flow imaging. An in‐depth 3‐dimensional perspective of aortic arch branching… read more here.

Keywords: vascular rings; flow imaging; spatiotemporal image; fetal vascular ... See more keywords
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4D flow imaging with 2D‐selective excitation

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Published in 2019 at "Magnetic Resonance in Medicine"

DOI: 10.1002/mrm.27769

Abstract: 4D flow MRI permits to quantify non‐invasively time‐dependent velocity vector fields, but it demands long acquisition times. 2D‐selective excitation allows to accelerate the acquisition by reducing the FOV in both phase encoding directions. In this… read more here.

Keywords: medicine; flow imaging; imaging selective; excitation ... See more keywords
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High-frame rate vector flow imaging of the carotid bifurcation

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Published in 2017 at "Insights into Imaging"

DOI: 10.1007/s13244-017-0554-5

Abstract: AbstractCarotid artery atherosclerotic disease is still a significant cause of cerebrovascular morbidity and mortality. A new angle-independent technique, measuring and visualizing blood flow velocities in all directions, called vector flow imaging (VFI) is becoming available… read more here.

Keywords: carotid bifurcation; vfi; flow imaging; vector flow ... See more keywords
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[Assessment of intracardiac flows by Magnetic Resonance Imaging: The 4D Flow imaging].

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Published in 2020 at "Annales de cardiologie et d'angeiologie"

DOI: 10.1016/j.ancard.2020.09.011

Abstract: 2D flow cardiac MRI is a well-established technique but has some current limitations in routine practice. New 4D flow MRI may overcome these limitations, providing dramatic dynamic imaging, easily understandable, allowing robust quantification of flows.… read more here.

Keywords: resonance imaging; flows magnetic; flow imaging; intracardiac flows ... See more keywords
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Micro‐Flow Imaging as a quantitative tool to assess size and agglomeration of PLGA microparticles

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Published in 2017 at "European Journal of Pharmaceutics and Biopharmaceutics"

DOI: 10.1016/j.ejpb.2017.04.002

Abstract: Graphical abstract Figure. No caption available. ABSTRACT The purpose of this study was to explore the potential of flow imaging microscopy to measure particle size and agglomeration of poly(lactic‐co‐glycolic acid) (PLGA) microparticles. The particle size… read more here.

Keywords: flow imaging; plga microparticles; size agglomeration; size ... See more keywords
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Collaborative Study for Analysis of Subvisible Particles Using Flow Imaging and Light Obscuration: Experiences in Japanese Biopharmaceutical Consortium.

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Published in 2019 at "Journal of pharmaceutical sciences"

DOI: 10.1016/j.xphs.2018.08.006

Abstract: The evaluation of subvisible particles, including protein aggregates, in therapeutic protein products has been of great interest for both pharmaceutical manufacturers and regulatory agencies. To date, the flow imaging (FI) method has emerged as a… read more here.

Keywords: biopharmaceutical consortium; flow imaging; light obscuration; collaborative study ... See more keywords
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Flow imaging as an alternative to non-intrusive measurements and surrogate models through vision transformers and convolutional neural networks

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Published in 2023 at "Physics of Fluids"

DOI: 10.1063/5.0144700

Abstract: A numerical framework is proposed whereby flow imaging data are leveraged to extract relevant information from flowfield visualizations. To this end, a vision transformer (ViT) model is developed to predict quantities of interest from images… read more here.

Keywords: surrogate models; convolutional neural; imaging alternative; flow imaging ... See more keywords

Evaluation of Ultrasound Biomicroscopy Combined with Color Doppler Flow Imaging in the Diagnosis of Primary Lacrimal Canaliculitis.

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Published in 2020 at "Ocular immunology and inflammation"

DOI: 10.1080/09273948.2020.1738499

Abstract: Purpose: To explore the performance of ultrasound biomicroscopy (UBM) and color Doppler flow imaging (CDFI) in the diagnosis of primary lacrimal canaliculitis.Methods: Subjects with relevant symptoms of canaliculitis were prospectively recruited. UBM and CDFI were… read more here.

Keywords: diagnosis; flow imaging; canaliculitis; color doppler ... See more keywords
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Meshfree simulations of ultrasound vector flow imaging using smoothed particle hydrodynamics.

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Published in 2018 at "Physics in medicine and biology"

DOI: 10.1088/1361-6560/aae3c3

Abstract: Before embarking on a series of in vivo tests, design of ultrasound-flow-imaging modalities are generally more efficient through computational models as multiple configurations can be tested methodically. To that end, simulation models must generate realistic… read more here.

Keywords: flow imaging; hydrodynamics; particle; vector flow ... See more keywords