Physiological significance of helical flow in the arterial system and its potential clinical applications

X Liu, A Sun, Y Fan, X Deng - Annals of biomedical engineering, 2015 - Springer
Helical flow in the human aorta is possibly a typical example of 'form follows function'in the
vascular system. The helical blood flow may provide guaranties for the inner surface of the …

A review on computational fluid dynamics modelling in human thoracic aorta

AD Caballero, S Laín - Cardiovascular Engineering and Technology, 2013 - Springer
It has long been recognized that the forces and stresses produced by the blood flow on the
walls of the cardiovascular system are central to the development of different cardiovascular …

Inflow boundary conditions for image-based computational hemodynamics: impact of idealized versus measured velocity profiles in the human aorta

U Morbiducci, R Ponzini, D Gallo, C Bignardi… - Journal of …, 2013 - Elsevier
Here we analyse the influence of assumptions made on boundary conditions (BCs)
extracted from phase-contrast magnetic resonance imaging (PC-MRI) in vivo measured flow …

Helical flow in carotid bifurcation as surrogate marker of exposure to disturbed shear

D Gallo, DA Steinman, PB Bijari, U Morbiducci - Journal of biomechanics, 2012 - Elsevier
The main purpose of the study is to verify if helical flow might be a surrogate marker of the
exposure to disturbed shear in normal carotid bifurcations. Based on hemodynamic …

Effect of non-Newtonian and pulsatile blood flow on mass transport in the human aorta

X Liu, Y Fan, X Deng, F Zhan - Journal of biomechanics, 2011 - Elsevier
To investigate the effects of both non-Newtonian behavior and the pulsation of blood flow on
the distributions of luminal surface LDL concentration and oxygen flux along the wall of the …

Effect of rheological models on the hemodynamics within human aorta: CFD study on CT image-based geometry

S Karimi, M Dabagh, P Vasava, M Dadvar… - Journal of Non …, 2014 - Elsevier
The pulsatile blood flow through human aortic arch and three major branches are
computationally studied to investigate the effect of blood rheology on the hemodynamic …

On the Use of In Vivo Measured Flow Rates as Boundary Conditions for Image-Based Hemodynamic Models of the Human Aorta: Implications for Indicators of …

D Gallo, G De Santis, F Negri, D Tresoldi… - Annals of biomedical …, 2012 - Springer
The purpose of this study is to investigate how the imposition of personalized, non-invasively
measured blood flow rates as boundary conditions (BCs) influences image-based …

Computational fluid dynamic simulations of image-based stented coronary bifurcation models

C Chiastra, S Morlacchi, D Gallo… - Journal of The …, 2013 - royalsocietypublishing.org
One of the relevant phenomenon associated with in-stent restenosis in coronary arteries is
an altered haemodynamics in the stented region. Computational fluid dynamics (CFD) offers …

The atheroprotective nature of helical flow in coronary arteries

G De Nisco, AM Kok, C Chiastra, D Gallo… - Annals of biomedical …, 2019 - Springer
Arterial hemodynamics is markedly characterized by the presence of helical flow patterns.
Previous observations suggest that arterial helical blood flow is of physiological significance …

MRI‐based computational fluid dynamics for diagnosis and treatment prediction: Clinical validation study in patients with coarctation of aorta

L Goubergrits, E Riesenkampff… - Journal of Magnetic …, 2015 - Wiley Online Library
Purpose To reduce the need for diagnostic catheterization and optimize treatment in a
variety of congenital heart diseases, magnetic resonance imaging (MRI)‐based …