Ultrasonic 3-D Vector Flow Method for Quantitative In Vivo Peak Velocity and Flow Rate Estimation

S Holbek, C Ewertsen, H Bouzari… - IEEE Transactions …, 2016 - ieeexplore.ieee.org
Current clinical ultrasound (US) systems are limited to show blood flow movement in either 1-
D or 2-D. In this paper, a method for estimating 3-D vector velocities in a plane using the …

Linear system models for ultrasonic imaging: Application to signal statistics

RJ Zemp, CK Abbey, MF Insana - IEEE transactions on …, 2003 - ieeexplore.ieee.org
Linear equations for modeling echo signals from shift-variant systems forming ultrasonic B-
mode, Doppler, and strain images are analyzed and extended. The approach is based on a …

Comparison of time-domain displacement estimators for two-dimensional RF tracking

S Langeland, J D'hooge, H Torp, B Bijnens… - Ultrasound in medicine …, 2003 - Elsevier
Techniques have been described in the literature to enable multidimensional strain rate
estimation. They are based on multidimensional velocity estimation. One of the problems in …

Ultrasound processing and computing: Review and future directions

G York, Y Kim - Annual review of biomedical engineering, 1999 - annualreviews.org
▪ Abstract Since the introduction of medical ultrasound in the 1950s, modern diagnostic
ultrasound has progressed to see many major diagnostic tools come into widespread …

Ultrasound imaging and its modeling

JA Jensen - Imaging of complex media with acoustic and seismic …, 2002 - Springer
Modern medical ultrasound scanners are used to image nearly all soft tissue structures in
the body. The anatomy can be studied from gray-scale B-mode images, where the reflectivity …

Real-time adaptive clutter rejection filtering in color flow imaging using power method iterations

L Lovstakken, S Bjaerum, K Kristoffersen… - IEEE transactions on …, 2006 - ieeexplore.ieee.org
We propose a new algorithm for real-time, adaptive-clutter-rejection filtering in ultrasound
color flow imaging (CFI) and related techniques. The algorithm is based on regression …

Adaptive clutter demodulation for non-contrast ultrasound perfusion imaging

J Tierney, C Coolbaugh, T Towse… - IEEE transactions on …, 2017 - ieeexplore.ieee.org
Conventional Doppler ultrasound is useful for visualizing fast blood flow in large resolvable
vessels. However, frame rate and tissue clutter caused by movement of the patient or …

New technologies in the assessment of carotid stenosis: Beyond the color-Doppler ultrasound—High frame rate vector-flow and 3D arterial analysis ultrasound

E David, O Martinelli, P Pacini, M Di Serafino, P Huang… - Diagnostics, 2023 - mdpi.com
Atherosclerotic plaque in the carotid artery is the main cause of ischemic stroke, with a high
incidence rate among people over 65 years. A timely and precise diagnosis can help to …

2-D tissue motion compensation of synthetic transmit aperture images

KL Gammelmark, J Jensen - IEEE Transactions on Ultrasonics …, 2014 - ieeexplore.ieee.org
Synthetic transmit aperture (STA) imaging is susceptible to tissue motion because it uses
summation of low-resolution images to create the displayed high-resolution image. A …

Ultrasound imaging using coded signals

A Misaridis - 2001 - orbit.dtu.dk
Modulated (or coded) excitation signals can potentially improve the quality and increase the
frame rate in medical ultrasound scanners. The aim of this dissertation is to investigate …