Patient-specific inverse modeling of in vivo cardiovascular mechanics with medical image-derived kinematics as input data: concepts, methods, and applications

JH Bracamonte, SK Saunders, JS Wilson, UT Truong… - Applied Sciences, 2022 - mdpi.com
Inverse modeling approaches in cardiovascular medicine are a collection of methodologies
that can provide non-invasive patient-specific estimations of tissue properties, mechanical …

Studying dynamic myofiber aggregate reorientation in dilated cardiomyopathy using in vivo magnetic resonance diffusion tensor imaging

C Von Deuster, E Sammut, L Asner… - Circulation …, 2016 - Am Heart Assoc
Background—The objective of this study is to assess the dynamic alterations of myocardial
microstructure and strain between diastole and systole in patients with dilated …

Comparative analysis of nonlinear viscoelastic models across common biomechanical experiments

W Zhang, A Capilnasiu, D Nordsletten - Journal of Elasticity, 2021 - Springer
Biomechanical modeling has a wide range of applications in the medical field, including in
diagnosis, treatment planning and tissue engineering. The key to these predictive models …

Whole-heart electromechanical simulations using Latent Neural Ordinary Differential Equations

M Salvador, M Strocchi, F Regazzoni… - NPJ Digital …, 2024 - nature.com
Cardiac digital twins provide a physics and physiology informed framework to deliver
personalized medicine. However, high-fidelity multi-scale cardiac models remain a barrier to …

An efficient and accurate method for modeling nonlinear fractional viscoelastic biomaterials

W Zhang, A Capilnasiu, G Sommer… - Computer methods in …, 2020 - Elsevier
Computational biomechanics plays an important role in biomedical engineering: using
modeling to understand pathophysiology, treatment and device design. While experimental …

The importance of mechano-electrical feedback and inertia in cardiac electromechanics

FS Costabal, FA Concha, DE Hurtado, E Kuhl - Computer methods in …, 2017 - Elsevier
In the past years, a number of cardiac electromechanics models have been developed to
better understand the excitation–contraction behavior of the heart. However, there is no …

An implementation of patient-specific biventricular mechanics simulations with a deep learning and computational pipeline

R Miller, E Kerfoot, C Mauger, TF Ismail… - Frontiers in …, 2021 - frontiersin.org
Parameterised patient-specific models of the heart enable quantitative analysis of cardiac
function as well as estimation of regional stress and intrinsic tissue stiffness. However, the …

Gaussian process regressions for inverse problems and parameter searches in models of ventricular mechanics

P Di Achille, A Harouni, S Khamzin… - Frontiers in …, 2018 - frontiersin.org
Patient specific models of ventricular mechanics require the optimization of their many
parameters under the uncertainties associated with imaging of cardiac function. We present …

A microstructure-based model for a full lamellar-interlamellar displacement and shear strain mapping inside human intervertebral disc core

K Kandil, F Zaïri, T Messager, F Zaïri - Computers in Biology and Medicine, 2021 - Elsevier
The determinant role of the annulus fibrosus interlamellar zones in the intervertebral disc
transversal and volumetric responses and hence on their corresponding three-dimensional …

A fully three-dimensional model of interpenetrating collagen fibrillar networks for intervertebral disc mechanics

A Tamoud, F Zaïri, A Mesbah, F Zaïri - International Journal of Mechanical …, 2022 - Elsevier
In this work, a fully three-dimensional model of the human intervertebral disc is proposed
within a purely analytical framework in the final goal to create time and cost-efficient patient …