Shear wave dispersion measures liver steatosis

CT Barry, B Mills, Z Hah, RA Mooney, CK Ryan… - Ultrasound in medicine …, 2012 - Elsevier
Crawling waves, which are interfering shear wave patterns, can be generated in liver tissue
over a range of frequencies. Some important biomechanical properties of the liver can be …

Reverberant shear wave fields and estimation of tissue properties

KJ Parker, J Ormachea, F Zvietcovich… - Physics in Medicine & …, 2017 - iopscience.iop.org
The determination of shear wave speed is an important subject in the field of elastography,
since elevated shear wave speeds can be directly linked to increased stiffness of tissues …

Shear wave speed estimation using reverberant shear wave fields: implementation and feasibility studies

J Ormachea, B Castaneda, KJ Parker - Ultrasound in medicine & biology, 2018 - Elsevier
Elastography is a modality that estimates tissue stiffness and, thus, provides useful
information for clinical diagnosis. Attention has focused on the measurement of shear wave …

Advances in ultrasound elasticity imaging

SJ Kwon, MK Jeong - Biomedical Engineering Letters, 2017 - Springer
The most troublesome of ultrasonic B-mode imaging is the difficulty of accurately diagnosing
cancers, benign tumors, and cysts because they appear similar to each other in B-mode …

The evolution of vibration sonoelastography

K J. Parker - Current Medical Imaging Reviews, 2011 - benthamdirect.com
The field of imaging the elastic properties of tissue has grown to an impressive variety of
techniques and applications, some of which are currently in clinical trials. This review …

Integration of crawling waves in an ultrasound imaging system. Part 2: signal processing and applications

Z Hah, C Hazard, B Mills, C Barry, D Rubens… - Ultrasound in medicine …, 2012 - Elsevier
This paper introduces methods to generate crawling wave interference patterns from the
displacement fields generated from radiation force pushes on a GE Logiq 9 scanner. The …

Elasticity estimates from images of crawling waves generated by miniature surface sources

A Partin, Z Hah, CT Barry, DJ Rubens… - Ultrasound in medicine & …, 2014 - Elsevier
We describe a surface-based approach to the generation of shear wave interference
patterns, called crawling waves (CrW), within a medium and derive local estimates of …

Integration of crawling waves in an ultrasound imaging system. Part 1: system and design considerations

C Hazard, Z Hah, D Rubens, K Parker - Ultrasound in medicine & biology, 2012 - Elsevier
An ultrasound system (GE Logiq 9) was modified to produce a synthetic crawling wave using
shear wave displacements generated by the radiation force of focused beams formed at the …

Shear wave speed estimator using continuous wavelet transform for crawling wave sonoelastography

S Merino, SE Romero, EA Gonzalez… - 2021 43rd Annual …, 2021 - ieeexplore.ieee.org
Crawling Wave Sonoelastography (CWS) is an elastography ultrasound-based imaging
approach that provides tissue stiffness information through the calculation of Shear Wave …

Crawling waves from radiation force excitation

Z Hah, C Hazard, YT Cho, D Rubens… - Ultrasonic …, 2010 - journals.sagepub.com
Crawling waves are generated by an interference of two oscillating waves traveling in
opposite directions, with a progressive movement resulting from a frequency difference or a …