Effect of intracranial pressure on photoplethysmographic waveform in different cerebral perfusion territories: A computational study

H Liu, F Pan, X Lei, J Hui, R Gong, J Feng… - Frontiers in …, 2023 - frontiersin.org
Background: Intracranial photoplethysmography (PPG) signals can be measured from
extracranial sites using wearable sensors and may enable long-term non-invasive …

Optimization of FFR prediction algorithm for gray zone by hemodynamic features with synthetic model and biometric data

HJ Lee, YW Kim, JH Kim, YJ Lee, J Moon… - Computer Methods and …, 2022 - Elsevier
Background Recent attempts on adopting artificial intelligence algorithm on coronary
diagnosis had limitations on data quantity and quality. While most of previous studies only …

A time fractional model of hemodynamic two-phase flow with heat conduction between blood and particles: Applications in health science

F Ali, F Haq, N Khan, A Imtiaz, I Khan - Waves in Random and …, 2022 - Taylor & Francis
The magnetogasdynamics effect on a two-phase (blood and magnetic particles) flow in a
cylindrical vessel is represented. The blood is taken as a non-Newtonian (Casson) fluid. The …

Comparison of haemodynamics in carotid endarterectomy: primary closure versus patch angioplasty

H Jung, T Kang, CH Lee, SY Woo… - Engineering …, 2022 - Taylor & Francis
We investigated differences in haemodynamic forces between carotid arteries that
underwent primary closure (PC) or patch angioplasty (PA) using computational fluid …

Influence of the flow field and vortex structure of patient-specific abdominal aortic aneurysm with intraluminal thrombus on the arterial wall

J Zhan, T Lu, Z Yang, W Hu, W Su - Engineering Applications of …, 2022 - Taylor & Francis
In this study, numerical simulations and experiments were conducted on patient-specific
normal abdominal aorta and abdominal aortic aneurysm (AAA) with intraluminal thrombus …

Hemodynamic flow characteristics at stenosed artery: Numerical analysis of three-dimensional patient-specific aortic–cerebral vasculature exposed to progressive …

T Kang, D Mukherjee, J Ryu - Physics of Fluids, 2022 - pubs.aip.org
Progression of carotid stenosis (CS) significantly reduces blood flow in the affected arteries
and alters both proximal and distal hemodynamics. While conventional studies consider …

Numerical investigation of carotid stenosis in three-dimensional aortic-cerebral vasculature: Pulsatility index, resistive index, time to peak velocity, and flow …

T Kang, D Mukherjee, J Ryu - Engineering Applications of …, 2021 - Taylor & Francis
Haemodynamic correlations among the pulsatility index (PI), resistive index (RI), time to
peak velocity (TPV), and mean Reynolds number (ReMean) were numerically investigated …

A numerical study on the siphonic effect of enhanced external counterpulsation at lower extremities with a coupled 0D-1D closed-loop personalized hemodynamics …

Q Zhang, Y Zhang, L Hao, X Xu, G Wu, L Lin, X Xu… - Journal of …, 2024 - Elsevier
Enhanced external counterpulsation (EECP) is a treatment and rehabilitation approach for
ischemic diseases, including coronary artery disease. Its therapeutic benefits are primarily …

In silico modeling for personalized stenting in aortic coarctation

D Ma, Y Wang, M Azhar, A Adler… - Engineering …, 2022 - Taylor & Francis
Stent intervention is a recommended therapy to reduce the pressure gradient and restore
blood flow for patients with coarctation of the aorta (CoA). A remaining challenge for …

Quantitative Hemodynamics using Magnetic Resonance Imaging, Computational Fluid Dynamics and Physics-informed Neural Network

D Ma - 2023 - ediss.uni-goettingen.de
Up to 17 million people worldwide die from cardiovascular disease (CVD) each year,
accounting for approximately 31% of global deaths [87]. Research on the mechanisms of …