[HTML][HTML] Impact of wall displacements on the large-scale flow coherence in ascending aorta

K Calò, K Capellini, G De Nisco, V Mazzi… - Journal of …, 2023 - Elsevier
In the context of aortic hemodynamics, uncertainties affecting blood flow simulations hamper
their translational potential as supportive technology in clinics. Computational fluid dynamics …

[HTML][HTML] Enabling supra-aortic vessels inclusion in statistical shape models of the aorta: a novel non-rigid registration method

MA Scarpolini, M Mazzoli, S Celi - Frontiers in Physiology, 2023 - frontiersin.org
Statistical Shape Models (SSMs) are well-established tools for assessing the variability of
3D geometry and for broadening a limited set of shapes. They are widely used in medical …

The fluid-structure interaction during blood flow in a flexible stenotic thoracic aorta: Numerical study

A Issakhov, A Sabyrkulova, A Abylkassymova - Computers & Mathematics …, 2024 - Elsevier
A detailed study of the effect of coarctation on the blood flow of the thoracic aorta was carried
out by modeling the interaction between blood and the aortic wall. Fluid-structure interaction …

The hemodynamic effect of modified blalock–taussig shunt morphologies: A computational analysis based on reduced order modeling

E Kardampiki, E Vignali, D Haxhiademi, D Federici… - Electronics, 2022 - mdpi.com
The Modified Blalock Taussig Shunt (MBTS) is one of the most common palliative operations
in case of cyanotic heart diseases. Thus far, the decision on the position, size, and geometry …

A reduced order model formulation for left atrium flow: an atrial fibrillation case

C Balzotti, P Siena, M Girfoglio, G Stabile… - … and Modeling in …, 2024 - Springer
A data-driven reduced order model (ROM) based on a proper orthogonal decomposition-
radial basis function (POD-RBF) approach is adopted in this paper for the analysis of blood …

An image-based approach for the estimation of arterial local stiffness in vivo

S Celi, E Gasparotti, K Capellini, F Bardi… - … in Bioengineering and …, 2023 - frontiersin.org
The analysis of mechanobiology of arterial tissues remains an important topic of research for
cardiovascular pathologies evaluation. In the current state of the art, the gold standard to …

Uncertainty quantification in the in vivo image-based estimation of local elastic properties of vascular walls

BM Fanni, MN Antonuccio, A Pizzuto, S Berti… - Journal of …, 2023 - mdpi.com
Introduction: Patient-specific computational models are a powerful tool for planning
cardiovascular interventions. However, the in vivo patient-specific mechanical properties of …

Introduction of a novel image-based and non-invasive method for the estimation of local elastic properties of great vessels

BM Fanni, A Pizzuto, G Santoro, S Celi - Electronics, 2022 - mdpi.com
Background: In the context of a growing demand for the use of in silico models to meet
clinical requests, image-based methods play a crucial role. In this study, we present a …

Effect of turbulence and viscosity models on wall shear stress derived biomarkers for aorta simulations

A Martínez, M Hoeijmakers, L Geronzi… - Computers in Biology …, 2023 - Elsevier
Ascending aorta simulations provide insight into patient-specific hemodynamic conditions.
Numerous studies have assessed fluid biomarkers which show a potential to aid clinicians …

Impact of the spatial velocity inlet distribution on the hemodynamics of the thoracic aorta

A Mariotti, S Celi, MN Antonuccio… - Cardiovascular …, 2023 - Springer
The impact of the distribution in space of the inlet velocity in the numerical simulations of the
hemodynamics in the thoracic aorta is systematically investigated. A real healthy aorta …