Kidney cortex shear wave motion simulations based on segmented biopsy histology

L Vasconcelos, P Kijanka, JP Grande, R Oliveira… - Computer Methods and …, 2024 - Elsevier
Abstract Background and Objective Biopsy stands as the gold standard for kidney transplant
assessment, yet its invasive nature restricts frequent use. Shear wave elastography (SWE) is …

Liver elasticity and viscosity quantification using shearwave dispersion ultrasound vibrometry (SDUV)

S Chen, MW Urban, C Pislaru, R Kinnick… - … Conference of the …, 2009 - ieeexplore.ieee.org
Noninvasive quantification of liver elasticity is a promising alternative to liver biopsy to stage
liver fibrosis, a condition afflicting hundreds of millions of patients worldwide. Quantitative …

Reliability of performing multiparametric ultrasound in adult livers

J Gao, R Lee, M Trujillo - Journal of Ultrasound in Medicine, 2022 - Wiley Online Library
Purpose The aim of the study was to test inter‐observer and intra‐observer reliability of
measuring multiparametric ultrasound in adult livers. Methods We prospectively measured …

Influence of wall thickness and diameter on arterial shear wave elastography: a phantom and finite element study

E Maksuti, F Bini, S Fiorentini, G Blasi… - Physics in Medicine …, 2017 - iopscience.iop.org
Quantitative, non-invasive and local measurements of arterial mechanical properties could
be highly beneficial for early diagnosis of cardiovascular disease and follow up of treatment …

Noninvasive ultrasound image guided surface wave method for measuring the wave speed and estimating the elasticity of lungs: A feasibility study

X Zhang, B Qiang, RD Hubmayr, MW Urban, R Kinnick… - Ultrasonics, 2011 - Elsevier
Lung diseases, such as acute respiratory distress syndrome (ARDS) and idiopathic
pulmonary fibrosis (IPF), are closely associated with altered lung elastic properties …

Hydrophone spatial averaging correction for acoustic exposure measurements from arrays—Part I: Theory and impact on diagnostic safety indexes

KA Wear - IEEE transactions on ultrasonics, ferroelectrics, and …, 2020 - ieeexplore.ieee.org
This article reports underestimation of mechanical index (MI) and nonscanned thermal index
for bone near focus (TIB) due to hydrophone spatial averaging effects that occur during …

Optimization of the tracking beam sequence in harmonic motion imaging

Y Liu, N Saharkhiz, MM Hossain… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Harmonic motion imaging (HMI) is an ultrasound elastography technique that estimates the
viscoelastic properties of tissues by inducing localized oscillatory motion using focused …

Characterisation of the soft tissue viscous and elastic properties using ultrasound elastography and rheological models: validation and applications in plantar soft …

A Tecse, SE Romero, R Naemi… - Physics in Medicine & …, 2023 - iopscience.iop.org
Objective. The mechanical behaviour of soft tissue is influenced by its elastic and viscous
characteristics. Therefore, the aim of this study was to develop a validated method to …

Loss tangent and complex modulus estimated by acoustic radiation force creep and shear wave dispersion

C Amador, MW Urban, S Chen… - Physics in Medicine & …, 2012 - iopscience.iop.org
Elasticity imaging methods have been used to study tissue mechanical properties and have
demonstrated that tissue elasticity changes with disease state. In current shear wave …

Viscoelastic parameter estimation using simulated shear wave motion and convolutional neural networks

L Vasconcelos, P Kijanka, MW Urban - Computers in biology and medicine, 2021 - Elsevier
Ultrasound shear wave elastography (SWE) techniques have been very useful for the
analysis of tissue rheological properties, but there are still obstacles for robust evaluation of …