Model-based elastography: a survey of approaches to the inverse elasticity problem

MM Doyley - Physics in Medicine & Biology, 2012 - iopscience.iop.org
Elastography is emerging as an imaging modality that can distinguish normal versus
diseased tissues via their biomechanical properties. This paper reviews current approaches …

Real time tissue elasticity imaging using the combined autocorrelation method

T Shiina, N Nitta, EI Ueno, JC Bamber - Journal of Medical Ultrasonics, 2002 - Springer
The elastic properties of tissues are expected to provide novel information for use in
diagnosing pathologic changes in tissues and discriminating between malignant and benign …

A new method for estimating the effective Poisson's ratio in ultrasound poroelastography

MT Islam, A Chaudhry, S Tang… - IEEE transactions on …, 2018 - ieeexplore.ieee.org
Ultrasound poroelastography aims at assessing the poroelastic behavior of biological
tissues via estimation of the local temporal axial strains and effective Poisson's ratios (EPR) …

Displacement vector measurement using instantaneous ultrasound signal phase-multidimensional autocorrelation and Doppler methods

C Sumi - IEEE transactions on ultrasonics, ferroelectrics, and …, 2008 - ieeexplore.ieee.org
Two new methods of measuring a multidimensional displacement vector using an
instantaneous ultrasound signal phase are described, ie, the multidimensional …

Fine elasticity imaging utilizing the iterative RF-echo phase matching method

C Sumi - IEEE transactions on ultrasonics, ferroelectrics, and …, 1999 - ieeexplore.ieee.org
To non-invasively quantify elasticity of soft tissue, we previously developed the iterative two-
dimensional (2-D) rf-echo phase matching method for accurately measuring a 2-D …

Comparative evaluation of strain-based and model-based modulus elastography

MM Doyley, S Srinivasan, SA Pendergrass… - Ultrasound in medicine …, 2005 - Elsevier
Elastography based on strain imaging currently endures mechanical artefacts and limited
contrast transfer efficiency. Solving the inverse elasticity problem (IEP) should obviate these …

Quantitative compression optical coherence elastography as an inverse elasticity problem

L Dong, P Wijesinghe, JT Dantuono… - IEEE Journal of …, 2015 - ieeexplore.ieee.org
Quantitative elasticity imaging seeks to retrieve spatial maps of elastic moduli of tissue.
Unlike strain, which is commonly imaged in compression elastography, elastic moduli are …

Phase-sensitive 2D motion estimators using frequency spectra of ultrasonic echoes

H Hasegawa - Applied Sciences, 2016 - mdpi.com
Recently, high-frame-rate ultrasound has been extensively studied for measurement of
tissue dynamics, such as pulsations of the carotid artery and heart. Motion estimators are …

A robust numerical solution to reconstruct a globally relative shear modulus distribution from strain measurements

C Sumi, K Nakayama - IEEE transactions on medical imaging, 1998 - ieeexplore.ieee.org
To noninvasively quantify tissue elasticity for differentiating malignancy of soft tissue, the
authors previously proposed a two-dimensional (2-D) mechanical inverse problem in which …

Usefulness of ultrasonic strain measurement-based shear modulus reconstruction for diagnosis and thermal treatment

C Sumi - IEEE transactions on ultrasonics, ferroelectrics, and …, 2005 - ieeexplore.ieee.org
We previously reported an ultrasonic strain measurement-based one-dimensional (TD)
shear modulus reconstruction technique using a regularisation method for differential …