4D Bioprinting Shape‐Morphing Tissues in Granular Support Hydrogels: Sculpting Structure and Guiding Maturation

A Pramanick, T Hayes, V Sergis… - Advanced Functional …, 2024 - Wiley Online Library
During embryogenesis, organs undergo dynamic shape transformations that sculpt their
final shape, composition, and function. Despite this, current organ bioprinting approaches …

[HTML][HTML] Sensitivity analysis of a strongly-coupled human-based electromechanical cardiac model: Effect of mechanical parameters on physiologically relevant …

F Levrero-Florencio, F Margara, E Zacur… - Computer methods in …, 2020 - Elsevier
The human heart beats as a result of multiscale nonlinear dynamics coupling subcellular to
whole organ processes, achieving electrophysiologically-driven mechanical contraction …

A new anisotropic soft tissue model for elimination of unphysical auxetic behaviour

B Fereidoonnezhad, C O'connor, JP McGarry - Journal of Biomechanics, 2020 - Elsevier
Auxetic behaviour, the unphysical transverse expansion during uniaxial tension, is a
common and undesirable feature of classical anisotropic hyperelastic constitutive models for …

Effects of cardiac growth on electrical dyssynchrony in the single ventricle patient

OZ Tikenoğulları, M Peirlinck, H Chubb… - Computer methods in …, 2024 - Taylor & Francis
Single ventricle patients, including those with hypoplastic left heart syndrome (HLHS),
typically undergo three palliative heart surgeries culminating in the Fontan procedure. HLHS …

The impact of myocardial compressibility on organ-level simulations of the normal and infarcted heart

H Liu, JS Soares, J Walmsley, DS Li, S Raut… - Scientific reports, 2021 - nature.com
Myocardial infarction (MI) rapidly impairs cardiac contractile function and instigates
maladaptive remodeling leading to heart failure. Patient-specific models are a maturing …

[HTML][HTML] On modeling the in vivo ventricular passive mechanical behavior from in vitro experimental properties in porcine hearts

N Laita, RM Rosales, M Wu, P Claus, S Janssens… - Computers & …, 2024 - Elsevier
Myocardium passive mechanical response has been a major topic of study for decades due
to its major impact on cardiac physiology. Here, we propose a novel modeling methodology …

An isogeometric analysis framework for ventricular cardiac mechanics

R Willems, KLPM Janssens, PHM Bovendeerd… - Computational …, 2024 - Springer
The finite element method (FEM) is commonly used in computational cardiac simulations.
For this method, a mesh is constructed to represent the geometry and, subsequently, to …

On the AIC-based model reduction for the general Holzapfel–Ogden myocardial constitutive law

D Guan, F Ahmad, P Theobald, S Soe, X Luo… - … and Modeling in …, 2019 - Springer
Constitutive laws that describe the mechanical responses of cardiac tissue under loading
hold the key to accurately model the biomechanical behaviour of the heart. There have been …

A new compressible hyperelastic model for the multi-axial deformation of blood clot occlusions in vessels

B Fereidoonnezhad, KM Moerman, S Johnson… - … and Modeling in …, 2021 - Springer
Mechanical thrombectomy can be significantly affected by the mechanical properties of the
occluding thrombus. In this study, we provide the first characterisation of the volumetric …

Needle-induced cavitation: A method to probe the local mechanics of brain tissue

CE Dougan, H Fu, AJ Crosby, SR Peyton - Journal of the Mechanical …, 2024 - Elsevier
Traditional mechanical characterization of extremely soft tissues is challenging given
difficulty extracting tissue, satisfying geometric requirements, kee** tissues hydrated, and …