Imaging methods for ultrasound contrast agents

MA Averkiou, MF Bruce, JE Powers, PS Sheeran… - Ultrasound in medicine …, 2020 - Elsevier
Microbubble contrast agents were introduced more than 25 years ago with the objective of
enhancing blood echoes and enabling diagnostic ultrasound to image the microcirculation …

Molecular ultrasound imaging: current status and future directions

N Deshpande, A Needles, JK Willmann - Clinical radiology, 2010 - Elsevier
Targeted contrast-enhanced ultrasound (molecular ultrasound) is an emerging imaging
strategy that combines ultrasound technology with novel molecularly-targeted ultrasound …

Optimising phase and amplitude modulation schemes for imaging microbubble contrast agents at low acoustic power

RJ Eckersley, CT Chin, PN Burns - Ultrasound in medicine & biology, 2005 - Elsevier
A series of in vitro experiments were performed to determine the efficacy of generalised
phase-and amplitude-modulated sequences for low-power nonlinear microbubble contrast …

Finite amplitude distortion-based inhomogeneous pulse echo ultrasonic imaging

T Christopher - US Patent 7,104,956, 2006 - Google Patents
A method and system for imaging a sample. The method includes the steps of generating an
ultrasonic signal, directing the signal into a sample, which signal is distorted and contains a …

Golay pulse encoding for microbubble contrast imaging in ultrasound

C Leavens, R Williams, FS Foster… - IEEE transactions on …, 2007 - ieeexplore.ieee.org
We present a technique that uses Golay phase encoding, pulse inversion, and amplitude
modulation (GPIAM) for microbubble contrast agent imaging with ultrasound. This technique …

Linear signal cancellation of nonlinear pulsing schemes in a verasonics research scanner

TY Lai, MA Averkiou - IEEE transactions on ultrasonics …, 2021 - ieeexplore.ieee.org
Contrast-enhanced ultrasound (CEUS) is a real-time imaging technique that allows the
visualization of organ and tumor microcirculation by utilizing the nonlinear response of …

Modeling of the acoustic field produced by diagnostic ultrasound arrays in plane and diverging wave modes

TY Lai, M Bruce, MA Averkiou - IEEE transactions on ultrasonics …, 2019 - ieeexplore.ieee.org
Recent advances in ultrafast contrast imaging have facilitated innovations, such as
superresolution imaging and ultrafast contrast-enhanced Doppler imaging. Combining …

Aberration in nonlinear acoustic wave propagation

T Varslot, SE Masoy, TF Johansen… - ieee transactions on …, 2007 - ieeexplore.ieee.org
Theory and simulations are presented indicating that imaging at the second-harmonic
frequency does not solve the problem of ultrasonic wave aberration. The non-linearity of …

Higher-order Singular Value Decomposition Filter for Contrast Echocardiography

G Wahyulaksana, L Wei, J Voorneveld… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
Assessing the coronary circulation with contrast-enhanced echocardiography has high
clinical relevance. However, it is not being routinely performed in clinical practice because …

[PDF][PDF] Nonlinear pulsing schemes for the detection of ultrasound contrast agents

MA Averkiou, C Mannaris, M Bruce… - Journal of the Acoustical …, 2008 - researchgate.net
Nonlinear imaging techniques have been used in diagnostic ultrasound in tissue harmonic
imaging (THI) and in imaging of ultrasound contrast agents (UCAs). While in THI the …