Articles with "annulus" as a keyword



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Measurement of multi-dimensional distribution of local bubble parameters in a vertical annulus under subcooled boiling conditions

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Published in 2019 at "International Journal of Heat and Mass Transfer"

DOI: 10.1016/j.ijheatmasstransfer.2019.05.106

Abstract: Abstract In this study, an experimental investigation was performed to measure the local bubble parameters in steam-water subcooled boiling flow in a vertical channel at near-atmospheric pressure. The test section was a vertical concentric annulus… read more here.

Keywords: multi dimensional; bubble parameters; local bubble; subcooled boiling ... See more keywords
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Mixed boundary value problems in power-law functionally graded circular annulus

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Published in 2021 at "International Journal of Pressure Vessels and Piping"

DOI: 10.1016/j.ijpvp.2021.104402

Abstract: Abstract The present work proposes a semi-analytical technique for solution of mixed boundary value problem in functionally graded circular annulus wherein shear modulus varies radially in power-law form while Poisson’s ratio is constant. The technique… read more here.

Keywords: functionally graded; graded circular; boundary value; annulus ... See more keywords
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Dynamic computed tomographic assessment of the mitral annulus in patients with and without mitral prolapse.

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Published in 2020 at "Journal of cardiovascular computed tomography"

DOI: 10.1016/j.jcct.2020.02.005

Abstract: OBJECTIVES To obtain 3D CT measurements of mitral annulus throughout cardiac cycle using prototype mitral modeling software, assess interobserver agreement, and compare among patients with mitral prolapse (MP) and control group. BACKGROUND Pre-procedural imaging is… read more here.

Keywords: mitral prolapse; interobserver agreement; distance; annulus ... See more keywords
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Proinflammatory Cytokines IL-1&bgr; and TNF-&agr; Influence Human Annulus Cell Signaling Cues for Neurite Growth: In Vitro Coculture Studies

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Published in 2017 at "SPINE"

DOI: 10.1097/brs.0000000000002155

Abstract: Study Design. Institutional review board–approved research using human annulus cells cocultured with F11 nerve cells. Objective. To perform functional, kinetic assays of neurite dynamics and media neurotrophin measurements to test whether proinflammatory cytokines influence annulus… read more here.

Keywords: growth; proinflammatory cytokines; tnf agr; annulus ... See more keywords
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Value of pulmonary annulus index in predicting transannular patch in tetralogy of Fallot repair

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Published in 2021 at "Journal of Cardiac Surgery"

DOI: 10.1111/jocs.15500

Abstract: It is very important to accurately assess the transannular patch (TAP) in the surgical treatment of tetralogy of Fallot (TOF). The pulmonary annulus index (PAI; the actual pulmonary annulus diameter divided by the expected pulmonary… read more here.

Keywords: pulmonary annulus; annulus; transannular patch; annulus index ... See more keywords
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Second and larger than normal aortic annulus triple aortic annulus in a patient with ascending aortic aneurysm and bicuspid aorta

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Published in 2019 at "Anatolian Journal of Cardiology"

DOI: 10.14744/anatoljcardiol.2018.37074

Abstract: performed that showed a linear line restraining the filling up of the coronary ostia (Fig. 1, Video 1). Challenging imaging of coronaries unselectively could have been performed, and the patient was transferred to a cardiovascular… read more here.

Keywords: larger normal; normal aortic; annulus; second larger ... See more keywords
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On the Minimum-Area Parallelogram Annulus Problem

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Published in 2022 at "Symmetry"

DOI: 10.3390/sym14020359

Abstract: The minimum-area parallelogram annulus problem is studied, in which one wants to compute a parallelogram annulus of minimum area that includes n input points in the plane. Extending an usual, doughnut-shaped circular annulus, a parallelogram… read more here.

Keywords: problem; minimum area; parallelogram annulus; annulus ... See more keywords