[HTML][HTML] Biomechanics of transcatheter aortic valve replacement complications and computational predictive modeling

F Esmailie, A Razavi, B Yeats, SK Sivakumar, H Chen… - Structural Heart, 2022 - Elsevier
Transcatheter aortic valve replacement (TAVR) is a rapidly growing field enabling
replacement of diseased aortic valves without the need for open heart surgery. However …

A review of polymeric heart valves leaflet geometric configuration and structural optimization

Y Wu, J Zhou, T Li, L Chen, Y Xiong… - Computer Methods in …, 2024 - Taylor & Francis
Valvular heart disease (VHD) is a major cause of loss of physical function, quality of life and
longevity, and its prevalence is growing worldwide due to increased survival rates and an …

Three‐dimensional fluid–structure interaction simulation of the Wheatley aortic valve

HL Oliveira, GC Buscaglia, RR Paz… - International Journal …, 2024 - Wiley Online Library
Valvular heart diseases (such as stenosis and regurgitation) are recognized as a rapidly
growing cause of global deaths and major contributors to disability. The most effective …

Comparison between the fluid–structure interaction approach and the finite element method approach to analyze the leaflet flutter in bioprosthetic aortic valve

MCB Costa, S de Freitas Gonçalves, JVC Fleury… - Journal of …, 2025 - Elsevier
The low durability of bioprosthetic heart valves (BHV), between 10-15 years, is associated
with the development of leaflets flutter. Despite increasing calcification and structural …

Computational fluid–structure analysis of the impact of leaflet thickness and protrusion height on the flutter phenomenon in aortic valve bioprostheses

MCB Costa, SF Gonçalves, JVC Fleury, MLF Silva… - Meccanica, 2024 - Springer
Although it is associated with the low lifetime of aortic valve bioprostheses, flutter has little
been studied in the dynamics of these valves. To improve the understanding of flutter in …

[HTML][HTML] Standard Deformations of Nonlinear Elastic Structural Elements with Power-Law Constitutive Model

S Vlase, M Marin - Mathematics, 2024 - mdpi.com
In this paper, the case of the power dependence between strain and stress is studied, along
with the way in which this dependence modifies the calculation methodologies and the …

Mathematical representation and nonlinear modelling of the Wheatley mitral valve

HL Oliveira, GC Buscaglia, JA Cuminato… - Medical Engineering & …, 2025 - Elsevier
This study is concerned with the Wheatley design of the mitral valve. A mathematical
description, in terms of elementary functions, is provided for the S-shaped leaflets. This is …

Advancing aortic stenosis assessment: validation of fluid-structure interaction models against 4D flow MRI data

A Zingaro, I Burba, D Oks, M Fontana… - arXiv preprint arXiv …, 2024 - arxiv.org
Systematic in vivo validations of computational models of the aortic valve remain scarce,
despite successful validation against in vitro data. Utilizing a combination of computed …

Patient-Specific Study of Post-Ischemic Cardiac Ventricular Remodeling: A Passive Simulation of Structural Changes in Myofiber Orientation and Stiffness

S Torbati, A Heidari, A Daneshmehr… - 2022 29th National …, 2022 - ieeexplore.ieee.org
Despite recent advances in the computational modeling of cardiovascular diseases and
therapies, the effect of post-ischemic remodeling has not been thoroughly studied while …

Coupling algorithm of 0D-3D blood flow models and some aspects of parameters identification

MR Kamaltdinov, AG Kuchumov - AIP Conference Proceedings, 2024 - pubs.aip.org
The article is devoted to the implementation of the coupling algorithm of 0D-3D blood flow
model in newborns with a modified Blalock-Taussig shunt. 0D model describes overall …