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Dynamic Simulation of Viscoelastic Soft Tissue in Acoustic Radiation Force Creep Imaging
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Acoustic radiation force (ARF) creep imaging applies step ARF excitation to induce creep displacement of soft tissue, and the corresponding timedependent responses are used to estimate soft tissue viscoelasticity or its ...
Data-Driven Depiction of Aging Related Physiological Volume Shrinkage in Brain White Matter: An Image Processing Based Three-Dimensional Micromechanical Model
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Aging in the human brain, both in healthy and pathological conditions, leads to significant microstructural alterations, resulting in cognitive decline, with cerebral atrophy being a major contributing factor. This atrophy, ...
On the Transversely Isotropic, Hyperelastic Response of Central Nervous System White Matter Using a Hybrid Approach
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A numerical and experimental hybrid approach is developed to study the constitutive behavior of the central nervous system white matter. A published transversely isotropic hyperelastic strain energy function is reviewed ...