The mechanical behavior of skin: Structures and models for the finite element analysis

JM Benítez, FJ Montáns - Computers & Structures, 2017 - Elsevier
Soft biological tissues are complex materials with a large structural variety, with differences
in behavior, but with some common characteristics. Skin is an archetypal soft tissue which …

Nonlinear elasticity of biological tissues with statistical fibre orientation

S Federico, TC Gasser - Journal of the Royal Society …, 2010 - royalsocietypublishing.org
The elastic strain energy potential for nonlinear fibre-reinforced materials is customarily
obtained by superposition of the potentials of the matrix and of each family of fibres …

A composites-based hyperelastic constitutive model for soft tissue with application to the human annulus fibrosus

ZY Guo, XQ Peng, B Moran - Journal of the Mechanics and Physics of …, 2006 - Elsevier
This paper presents a composites-based hyperelastic constitutive model for soft tissue. Well
organized soft tissue is treated as a composite in which the matrix material is embedded with …

Anisotropic micro-sphere-based finite elasticity applied to blood vessel modelling

V Alastrué, MA Martinez, M Doblaré… - Journal of the Mechanics …, 2009 - Elsevier
A fully three-dimensional anisotropic elastic model for vascular tissue modelling is
presented here. The underlying strain energy density function is assumed to additively …

Numerical integration on the sphere and its effect on the material symmetry of constitutive equations—a comparative study

AE Ehret, M Itskov, H Schmid - International journal for …, 2010 - Wiley Online Library
In the present paper, we consider a class of constitutive models based on numerical
integration on the unit sphere. The directional behaviour of the quadrature schemes and its …

[HTML][HTML] Univariate Gauss quadrature for structural modelling of tissues and materials with distributed fibres

BR Britt, AE Ehret - Computer Methods in Applied Mechanics and …, 2023 - Elsevier
This work presents a method for computing the averaged free energy and constitutive
relations in hyperelastic material models with distributed fibres, as they apply to soft fibre …

[HTML][HTML] Large deformation response of a hyperelastic fibre reinforced composite: Theoretical model and numerical validation

Z Guo, X Peng, B Moran - Composites Part A: Applied Science and …, 2007 - Elsevier
The mechanical behaviour of an incompressible neo-Hookean material directionally
reinforced with a generalised neo-Hookean fibre is examined in the finite deformation …

Constitutive formulations for the mechanical investigation of colonic tissues

EL Carniel, V Gramigna, CG Fontanella… - … research Part A, 2014 - Wiley Online Library
A constitutive framework is provided for the characterization of the mechanical behavior of
colonic tissues, as a fundamental tool for the development of numerical models of the …

On constitutive modelling of porous neo-Hookean composites

Z Guo, F Caner, X Peng, B Moran - Journal of the Mechanics and Physics of …, 2008 - Elsevier
In this paper a hyperelastic constitutive model is developed for neo-Hookean composites
with aligned continuous cylindrical pores in the finite elasticity regime. Although the matrix is …

Anisotropic microsphere-based approach to damage in soft fibered tissue

P Sáez, V Alastrué, E Pena, M Doblaré… - … and modeling in …, 2012 - Springer
An anisotropic damage model for soft fibered tissue is presented in this paper, using a multi-
scale scheme and focusing on the directionally dependent behavior of these materials. For …