Regional quantification of brain tissue strain using displacement-encoding with stimulated echoes magnetic resonance imaging

SH Pahlavian, J Oshinski… - Journal of …, 2018 - asmedigitalcollection.asme.org
… This study showed that DENSE can quantify regional variations in brain tissue motion and
tissue dynamics resulting from alterations in biomechanical stresses and tissue properties. …

Recovering vector displacement estimates in quasistatic elastography using sparse relaxation of the momentum equation

OA Babaniyi, AA Oberai, PE Barbone - Inverse problems in …, 2017 - Taylor & Francis
… equations to filter ultrasound displacement measurements to produce more … displacement
data. We validate the method with applications to displacement data measured from a tissue

A displacement estimated method for real time tissue ultrasound elastography

H Li, M Zhang, K Yu, X Qi, J Tong - Mobile Networks and Applications, 2021 - Springer
displacement conditions. So we propose a novel displacement estimation method for
real time tissue … Meanwhile, we take the displacement of the points in block X as a vector \((p^{\…

Displacement of a bubble by acoustic radiation force into a fluid–tissue interface

H Koruk, JJ Choi - The Journal of the Acoustical Society of America, 2018 - pubs.aip.org
… for the displacement of a bubble onto a fluid–tissue interface and the tissue deformation
in … is along the displacement vector, the components of displacement vector are given by …

A parametric analysis of embedded tissue marker properties and their effect on the accuracy of displacement measurements

S Dutrisac, MK Brannen… - Journal of …, 2021 - asmedigitalcollection.asme.org
… This work provides a clearer understanding of the errors associated with the measured
displacement of tissues through the use of embedded markers, as well as providing a basis for …

A tissue mechanics based method to improve tissue displacement estimation in ultrasound elastography

N Kheirkhah, SCH Dempsey, H Rivaz… - 2020 42nd Annual …, 2020 - ieeexplore.ieee.org
… ultrasound probe, leading to tissue deformation. The tissue displacement data can be estimated
… Varghese, and JA Zagzebski, “Estimation of displacement vectors and strain tensors in …

Quantification of endogenous brain tissue displacement imaging by radiofrequency ultrasound

R Jurkonis, M Makūnaitė, M Baranauskas… - Diagnostics, 2020 - mdpi.com
… The transverse (with respect to scanning lines) component of motion could be estimated by
updating the algorithm for detection of two-dimensional displacement vector field. The three-…

A new deformation model of biological tissue for surgery simulation

Y Zou, PX Liu, Q Cheng, P Lai… - IEEE transactions on …, 2016 - ieeexplore.ieee.org
… matrix, σ is the stress vector, u is the displacement vector, b is the body force vector, t is the
… , u is the prescribed displacement on the essential boundaries, and n is the vector of unit …

Displacement-based model for estimation of contact force between rfa catheter and atrial tissue with ex-vivo validation

M Jolaei, A Hooshiar, J Dargahi - 2019 IEEE International …, 2019 - ieeexplore.ieee.org
… An optimal contact force against the cardiac wall ensures an optimal contact establishment
necessary for transmission of energy to the tissue, while prevents tissue perforation. Tissue

Soft tissue displacement over pelvic anatomical landmarks during 3-D hip movements

V Camomilla, T Bonci, A Cappozzo - Journal of Biomechanics, 2017 - Elsevier
… , we computed the difference between its position vector in the pelvic ACS as … vector). In
particular, the following parameters were used: for each posture, the amplitude of the STA vector, …