Dispersion curve calculation in viscoelastic tissue-mimicking materials using non-parametric, parametric, and high-resolution methods

P Kijanka, MW Urban - Ultrasonics, 2021 - Elsevier
… a dispersion curve extraction of ultrasound shear wave … nearly incompressible model for soft
tissue, when the KV model for … data from FDM models of shear wave propagation induced by …

[PDF][PDF] Theoretical model of guided waves in a bone-mimicking plate coupled with soft-tissue layers

H Nguyen, D Le, E Plan, ST Dang… - Vietnam Journal of …, 2021 - researchgate.net
… tion with bone tissues is still far from complete since the propagation of ultrasonic waves in
… equation is obtained which results in dispersion curves of the phase and group velocities. …

Wave propagation in a fractional viscoelastic tissue model: Application to transluminal procedures

A Gomez, G Rus, N Saffari - Sensors, 2021 - mdpi.com
… well suited to model the viscoelastic response of soft tissue in … Conventional ultrasound
differentiates body structures based … , the model assumed negligible wave velocity dispersion, …

Layer-specific ultrasound elastography using a multi-layered shear wave dispersion model for assessing the viscoelastic properties

G Lu, R Li, X Qian, R Chen, L Jiang… - Physics in Medicine …, 2021 - iopscience.iop.org
Soft tissue is considered to be a Voigt material, so its shear modulus $\mu = {\… propagation
in confined multi-layer tissues and presented a theoretical multi-layer model to assess tissue

Diffuse shear wave spectroscopy for soft tissue viscoelastic characterization

S Beuve, L Kritly, S Callé, JP Remenieras - Ultrasonics, 2021 - Elsevier
… is perfectly controlled with an ultrasound focused beam. The … of multiple waves that propagate
in a soft medium. The phase … estimated from c s (ω) dispersion. Since the medium is not …

A fast full-wave solver for calculating ultrasound propagation in the body

SR Haqshenas, P Gélat, E van't Wout, T Betcke… - Ultrasonics, 2021 - Elsevier
… boundaries of the hard and soft tissue regions require discretisation. … equation that models
the wave propagation is essentially … devoid of the numerical dispersion and dissipation effects …

Comprehensive experimental assessments of rheological models' performance in elastography of soft tissues

SS Poul, J Ormachea, RG Gary, KJ Parker - Acta biomaterialia, 2022 - Elsevier
… the RSW within the tissue for the ultrasound scan. To create … on surface wave propagation;
it incorporates the propagation of … fundamental dispersive behavior of viscoelastic soft tissues

Acoustic attenuation and dispersion in fatty tissues and tissue phantoms influencing ultrasound biomedical imaging

T Yang, Y Jin, A Neogi - ACS omega, 2022 - ACS Publications
ultrasound imaging. This study examined the acoustic properties, especially the dispersion
coefficient of four widely used soft tissue-… for the acoustic wave propagating from the emission …

Acousto-elasticity of transversely isotropic incompressible soft tissues: Characterization of skeletal striated muscle

JP Remeniéras, M Bulot, JL Gennisson… - Physics in Medicine …, 2021 - iopscience.iop.org
… We now study the propagation of small-amplitude plane … wave propagation induced in the
muscle by the ultrasonic … We assume that the phase speed dispersion is small at that the SWE …

Ultrasound characterization of bioinspired functionally graded soft-to-hard composites: Experiment and modeling

A Aghaei, N Bochud, G Rosi, Q Grossman… - The Journal of the …, 2022 - pubs.aip.org
propagation model that accounts for the structural and material complexity of the functionally
graded samples. Overall, our modeling … of the ultrasound attenuation and dispersion in 3D-…