... a linearly elastic and isotropic material behavior under small strains and rotations [ 20 ]. In this way, one can infer an associated Young's modulus E , a measure of the intrinsic compressive material stiffness for a specialized class of material behaviors. Albeit often not noted, this classical Hertz...

.... Physiol. 52 (4), pp. 1064–1070) by adding realistic elastic and hysteretic properties of (1) the alveolar entrance ring, (2) septal tissue, and (3) surfactant. With realistic values for tissue and surface properties, we conclude that: (1) there is a significant, and underappreciated, amount of geometric...

..., this promise is off set by the propensity for spontaneous or uncontrolled differentiation to result in heterogeneous cell populations. Cell elasticity has recently been shown to characterize particular cell phenotypes, with undifferentiated and differentiated cells sometimes showing significant differences...

...-radius module, and experience equal axial forces when subjected to mean arterial pressure. These criteria for mechanical equivalence are valid for a large class of materials that can be considered as elastic incompressible and orthotropic solids. As an example, specific known artery properties were used...

... 17 08 2011 04 10 2011 04 10 2011 bending biomechanics biomedical measurement bone compressibility elasticity fracture injuries orthopaedics physiological models biomechanics vertebral fracture in vitro porcine model While vertebral burst fractures have...

.... , and Heil , M. , 2003 , “Three-Dimensional Airway Reopening: The Steady Propagation of a Semi-infinite Bubble Into a Buckled Elastic Tube,” J. Fluid Mech. , 478 , pp. 47 – 70 . 10.1017/S0022112002003452 24 Heil , M. , 1999 , “Airway Closure: Liquid Bridges in Strongly Buckled Elastic...

.... , Humayun , M. S. , and Weiland , J. D. , 2009 , “ Finite Element Modeling of Retinal Prosthesis Mechanics ,” J. Neural. Eng. , 6 , p. 055006 . 10.1088/1741-2560/6/5/055006 10 Chen , K. , Rowley , A. P. , and Weiland , J. D. , 2010 , “ Elastic Properties of Porcine...

..., in addition to the viscoelasticity of its components, contribute to how the mechanical properties of the tissue change during its preconditioning. 28 02 2011 09 05 2011 11 05 2011 06 07 2011 06 07 2011 biological tissues biomechanics elasticity molecular biophysics...

... applications, such as patient-specific modeling, disease diagnosis, and tracking of age- or damage-related degradation of mechanical properties. Elasticity imaging (elastography) is a nondestructive imaging method in which the distribution of elastic properties throughout a specimen can be reconstructed from...

... and axial biomechanical behaviors between a muscular (basilar) and an elastic (carotid) artery from the same species. Our active model describes the responses by both types of vessels to four doses of the vasoconstrictor endothelin-1 ( 10 − 10 M , 10 − 9 M , 10 − 8 M , and 10 − 7 M ) and predicts levels...

...Xuefeng Zhao; Madhavan L. Raghavan; Jia Lu Knowledge of elastic properties of cerebral aneurysms is crucial for understanding the biomechanical behavior of the lesion. However, characterizing tissue properties using in vivo motion data presents a tremendous challenge. Aside from the limitation...

... 2011 18 02 2011 biological tissues biomechanics deformation elasticity finite element analysis FORTRAN medical computing porous materials tissue engineering porohyperelastic mass transport soft tissues drug delivery ABAQUS finite element models The mechanics...

... for the fluid, and a linear elastic model is utilized for the compliant wall. The wall stimulation is modeled by nonlinear contact analysis using a rigid contact surface since an appropriate model for simulation of ureteral peristalsis needs to contain cell-to-cell wall stimulation. In contrast to previous...

... used to compare distributions of principal stress in the horn and the frontal sinuses and the strain energy under quasi-static loading conditions. It was noticed that strain energy due to elastic deformation of the complex structure of horn modeled with trabecular bone and with trabecular bone...

... to differentiate mature and newly formed bone elastic properties following a multimodality approach using histological analysis. Coin-shaped Ti–6Al–4V implants were placed in vivo at a distance of 200 μ m from rabbit tibia leveled cortical bone surface, leading to an initially empty cavity of 200 μ m × 4.4 mm...

...Alexandre Lewalle; Kim H. Parker The elastic properties of the cell membrane play a crucial role in determining the equilibrium shape of the cell, as well as its response to the external forces it experiences in its physiological environment. Red blood cells are a favored system for studying...

...Abhijit Sinha Roy; William J. Dupps, Jr. The purpose of this study is to develop a 3D patient-specific finite element model (FEM) of the cornea and sclera to compare predicted and in vivo refractive outcomes and to estimate the corneal elastic property changes associated with each procedure. Both...

... the material property parameters: tissue elastic modulus and Poisson’s ratio, to develop RB algorithms. The computational speed gain obtained by the RB methods and their accuracy relative to the FE analysis were evaluated. Speed gains greater than 4000 times, were obtained for all three specimens for a loss...

...Mathieu Charlebois; Michael Pretterklieber; Philippe K. Zysset Osteoporosis-related vertebral body fractures involve large compressive strains of trabecular bone. The small strain mechanical properties of the trabecular bone such as the elastic modulus or ultimate strength can be estimated using...

... ways for healthy and degenerated disks. Finite element (FE) analysis has been widely used to study the process of disk degeneration. In early spine FE models, linear elastic material properties were used for both bone and soft spinal tissues ( 7 8 ). Kim et al. ( 7 ) simulated a degenerated disk...