Real-time quasi-static ultrasound elastography

G Treece, J Lindop, L Chen, J Housden… - Interface …, 2011 - royalsocietypublishing.org
Ultrasound elastography is a technique used for clinical imaging of tissue stiffness with a
conventional ultrasound machine. It was first proposed two decades ago, but active research …

Axial strain calculation using a low-pass digital differentiator in ultrasound elastography

J Luo, J Bai, P He, K Ying - ieee transactions on ultrasonics …, 2004 - ieeexplore.ieee.org
In ultrasound elastography, tissue axial strains are calculated from the gradient of the
estimated axial displacements. However, the common differentiation operation amplifies the …

The feasibility of using elastography for imaging the Poisson's ratio in porous media

R Righetti, J Ophir, S Srinivasan… - Ultrasound in medicine & …, 2004 - Elsevier
The feasibility of using elastography for experimentally estimating and imaging the Poisson's
ratio of porous media under drained and undrained conditions was investigated. Using …

Elastography: A decade of progress (2000-2010)

J Ophir, S Srinivasan, R Righetti… - Current Medical …, 2011 - ingentaconnect.com
The specific purpose of this review is to describe the progress of our work on elastography at
the University of Texas Medical School-Houston in the past decade (2000-2010), and to …

Breast tumor classification using axial shear strain elastography: a feasibility study

A Thitaikumar, LM Mobbs… - Physics in Medicine …, 2008 - iopscience.iop.org
Recently, the feasibility of visualizing the characteristics of bonding at an inclusion-
background boundary using axial-shear strain elastography was demonstrated. In this …

Monitoring the formation of thermal lesions with heat-induced echo-strain imaging: A feasibility study

R Souchon, G Bouchoux, E Maciejko, C Lafon… - Ultrasound in medicine …, 2005 - Elsevier
We investigated the feasibility of using echo-strain images to visualize the extent of high-
intensity ultrasound (US)-induced thermal lesions during their formation. Echo-strain …

Visualization of bonding at an inclusion boundary using axial-shear strain elastography: a feasibility study

A Thitaikumar, TA Krouskop, BS Garra… - Physics in Medicine & …, 2007 - iopscience.iop.org
Ultrasound elastography produces strain images of compliant tissues under quasi-static
compression. In axial-shear strain elastography, the local axial-shear strain resulting from …

The feasibility of using poroelastographic techniques for distinguishing between normal and lymphedematous tissues in vivo

R Righetti, BS Garra, LM Mobbs… - Physics in Medicine …, 2007 - iopscience.iop.org
Lymphedema is a common condition involving an abnormal accumulation of lymphatic fluid
in the interstitial space that causes swelling, most often in the arm (s) and leg (s) …

Improvement of elastographic displacement estimation using a two-step cross-correlation method

H Chen, H Shi, T Varghese - Ultrasound in medicine & biology, 2007 - Elsevier
The cross-correlation algorithm used to compute the local strain components for
elastographic imaging requires a minimum radio-frequency data segment length of around …

Frequency-dependent complex modulus of the uterus: preliminary results

MZ Kiss, MA Hobson, T Varghese… - Physics in Medicine …, 2006 - iopscience.iop.org
The frequency-dependent complex moduli of human uterine tissue have been
characterized. Quantification of the modulus is required for developing uterine ultrasound …