Spectral quantification of nonlinear elasticity using acoustoelasticity and shear-wave dispersion

CF Otesteanu, BR Chintada… - IEEE transactions on …, 2019 - ieeexplore.ieee.org
Viscosity can be related to frequency dispersion of SWS, which can be characterized using
multi-frequency measurements… Additionally, nonlinear shear modulus can be quantified and …

[HTML][HTML] Sources of variability in shear wave speed and dispersion quantification with ultrasound elastography: a phantom study

NK Martiartu, S Nambiar, IN Kirchner, C Paverd… - Ultrasound in Medicine …, 2021 - Elsevier
… (4) Shear wave speed and dispersion measurements were … (a) Shear-wave phase velocity
dispersion curves predicted from … the calibrated elasticity values of the phantoms and viscosity

Shear wave dispersion imaging for measuring carotid elasticity and viscosity

Z Li, C Shen, Q Chen, L Sha… - … in diagnosis and …, 2022 - journaladvancedultrasound.com
… However, in vivo, this technique has been used to measure the shear elasticity and viscosity
… of using shear wave elastography (SWE) and dispersion (SWD) to measure arterial …

Ultrasound shear wave viscoelastography: Model-independent quantification of the complex shear modulus

S Kazemirad, S Bernard, S Hybois… - IEEE transactions on …, 2016 - ieeexplore.ieee.org
… , “Quantifying elasticity and viscosity from measurement of shear wave speed dispersion,”
J. … Partin, and DJ Rubens, “What do we know about shear wave dispersion in normal and …

Measuring mechanical wave speed, dispersion, and viscoelastic modulus of the cornea using optical coherence elastography

A Ramier, B Tavakol, SH Yun - Optics express, 2019 - opg.optica.org
… of viscoelasticity, we extracted the shear-elastic modulus and viscosity of the cornea and
their … theoretical relationship between complex shear wave velocity c s and shear modulus μ: …

Characterization of viscoelastic materials using group shear wave speeds

NC Rouze, Y Deng, CA Trutna… - IEEE transactions on …, 2018 - ieeexplore.ieee.org
… of dispersion slope near zero for the approximately elastic … excitations and measuring the
group shear wave speeds Vdisp, … , “Quantifying elasticity and viscosity from measurement of …

Comprehensive viscoelastic characterization of tissues and the inter-relationship of shear wave (group and phase) velocity, attenuation and dispersion

J Ormachea, KJ Parker - Ultrasound in Medicine & Biology, 2020 - Elsevier
… tissue viscosity. Thus, this study indicates the possible utility of using shear wave dispersion
… This study attempts to resolve this problem by measuring all elastography parameters over …

Viscoelasticity measurement in rat livers using shear-wave US elastography

K Sugimoto, F Moriyasu, H Oshiro, H Takeuchi… - Ultrasound in Medicine …, 2018 - Elsevier
… model to describe tissue mechanical properties, and only tissue elasticity is quantified. Liver
… of the dispersion properties of SWs can serve as an indirect method for measuring viscosity. …

SWAVE imaging of placental elasticity and viscosity: proof of concept

JM Abeysekera, M Ma, M Pesteie, J Terry… - Ultrasound in medicine …, 2017 - Elsevier
… tissue, measuring the resulting tissue motion and calculating one or more mechanical
properties from the … Figure 9 is the plot of shear wave dispersion, using the average shear wave

Measurement of shear wave speed dispersion in the placenta by transient elastography: A preliminary ex vivo study

EG Simon, S Callé, F Perrotin, JP Remenieras - PloS one, 2018 - journals.plos.org
… a shear wave and measuring its speed (shear wave speed: SWS) by an ultrafast US device
to deduce the elastic … conversely, the more n deviates from 0, the more viscous its behavior. …