Works (10)
Updated: July 5th, 2023 15:38
2022 journal article
Quantitative Estimation of Mechanical Anisotropy Using Acoustic Radiation Force (ARF)-Induced Peak Displacements (PD): In Silico and Experimental Demonstration
IEEE TRANSACTIONS ON MEDICAL IMAGING, 41(6), 1468–1481.
author keywords: Anisotropy; ARFI; ultrasound elastography; shear wave; muscle; kidney
MeSH headings : Acoustics; Animals; Anisotropy; Cross-Sectional Studies; Elastic Modulus; Elasticity Imaging Techniques / methods; Swine
TL;DR:
The feasibility of using the ARFI PD to quantify elastic DoA in biological tissues is demonstrated, using a model empirically derived from Field II and finite element method (FEM) simulations.
(via Semantic Scholar)
UN Sustainable Development Goal Categories
3. Good Health and Well-being
(Web of Science)
Source: Web Of Science
Added: June 20, 2022
2022 article
in vivo VisR Measurements of Viscoelasticity and Viscoelastic Anisotropy in Human Allografted Kidneys Differentiate Interstitial Fibrosis and Graft Rejection
2022 IEEE INTERNATIONAL ULTRASONICS SYMPOSIUM (IEEE IUS).
author keywords: ARFI; Elastography; VisR; Beamforming; Anisotropy; Viscoelasticity; Fibrosis; Inflammation
TL;DR:
Viscoelastic Response imaging is relevant to early detection of transplant kidney fibrosis and rejection, which could enable timely interventions that extend graft life, and noninvasive VisR RE-based RR had similar performance but also differentiated rejected from fibrotic kidney.
(via Semantic Scholar)
UN Sustainable Development Goal Categories
3. Good Health and Well-being
(Web of Science)
10. Reduced Inequalities
(OpenAlex)
Source: Web Of Science
Added: February 6, 2023
2020 journal article
A 1.5-D Array for Acoustic Radiation Force (ARF)-Induced Peak Displacement-Based Tissue Anisotropy Assessment With a Row-Column Excitation Method
IEEE TRANSACTIONS ON ULTRASONICS FERROELECTRICS AND FREQUENCY CONTROL, 68(4), 1278–1287.
author keywords: Transducers; Flexible printed circuits; Acoustics; Fabrication; Impedance; Anisotropic magnetoresistance; Muscles; 15-D array; acoustic radio forced impulse (ARFI); anisotropy; fractional anisotropy; peak displacement (PD); row-column excitation
MeSH headings : Acoustics; Anisotropy; Mechanical Phenomena; Phantoms, Imaging; Transducers
TL;DR:
The results suggest that the array is capable of assessing DoA using PD ratio without physical rotation of the transducer and has the potential to reduce the misalignment errors for DoA assessment.
(via Semantic Scholar)
UN Sustainable Development Goal Categories
3. Good Health and Well-being
(Web of Science)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: March 27, 2021
2020 journal article
Electronic Point Spread Function Rotation Using a Three-Row Transducer for ARFI-Based Elastic Anisotropy Assessment: In Silico and Experimental Demonstration
IEEE TRANSACTIONS ON ULTRASONICS FERROELECTRICS AND FREQUENCY CONTROL, 68(3), 632–646.
author keywords: Transducers; Finite element analysis; Mechanical factors; Acoustics; Muscles; Anisotropic magnetoresistance; Direction-of-arrival estimation; Acoustic radiation force impulse (ARFI); anisotropy; muscle; peak displacement (PD); shear wave elasticity imaging (SWEI); transversely isotropic (TI) material
MeSH headings : Animals; Anisotropy; Computer Simulation; Elasticity Imaging Techniques; Electronics; Reproducibility of Results; Rotation; Swine; Transducers
TL;DR:
Evaluated results suggest that ARFI-based DoA assessment can be achieved without manual transducer rotation using a three-row transducers capable of electronically rotating PSFs by 63°.
(via Semantic Scholar)
UN Sustainable Development Goal Categories
3. Good Health and Well-being
(Web of Science)
Source: Web Of Science
Added: April 5, 2021
2019 article
On the feasibility of quantifying mechanical anisotropy in transversely isotropic elastic materials using acoustic radiation force (ARF)-induced displacements
MEDICAL IMAGING 2019: ULTRASONIC IMAGING AND TOMOGRAPHY, Vol. 10955.
author keywords: Anisotropy; ARFI; SWEI; Transversely isotropic model; Muscle; Kidney; Peak displacement
UN Sustainable Development Goal Categories
3. Good Health and Well-being
(Web of Science)
Source: Web Of Science
Added: July 1, 2019
2019 journal article
Viscoelastic Response Ultrasound Derived Relative Elasticity and Relative Viscosity Reflect True Elasticity and Viscosity: In Silico and Experimental Demonstration
IEEE TRANSACTIONS ON ULTRASONICS FERROELECTRICS AND FREQUENCY CONTROL, 67(6), 1102–1117.
author keywords: Acoustic radiation force impulse (ARFI); mass-spring-damper (MSD); shear wave dispersion ultrasound vibrometry (SDUV); shear wave elasticity; ultrasound; viscoelastic response (VisR) ultrasound; viscoelasticity
MeSH headings : Animals; Computer Simulation; Dogs; Elasticity / physiology; Elasticity Imaging Techniques / methods; Image Processing, Computer-Assisted / methods; Liver / diagnostic imaging; Liver / physiology; Phantoms, Imaging; Viscosity
TL;DR:
The hypothesis that RE and RV linearly correlate to true elasticity and viscosity in tissue is tested and results suggest thatRE and RV are relevant for qualitatively assessing the elastic and viscous properties of tissue.
(via Semantic Scholar)
UN Sustainable Development Goal Categories
3. Good Health and Well-being
(Web of Science)
Source: Web Of Science
Added: June 22, 2020
2018 journal article
Mechanical Anisotropy Assessment in Kidney Cortex Using ARFI Peak Displacement: Preclinical Validation and Pilot In Vivo Clinical Results in Kidney Allografts
IEEE TRANSACTIONS ON ULTRASONICS FERROELECTRICS AND FREQUENCY CONTROL, 66(3), 551–562.
author keywords: Acoustic radiation force impulse (ARFI); anisotropy; chronic kidney disease (CKD); kidney transplant; renal rejection; shear wave elasticity imaging (SWEI); ultrasound
MeSH headings : Adult; Aged; Allografts / diagnostic imaging; Allografts / physiology; Animals; Anisotropy; Elastic Modulus / physiology; Elasticity Imaging Techniques / methods; Female; Humans; Kidney Cortex / diagnostic imaging; Kidney Cortex / physiology; Kidney Transplantation; Male; Middle Aged; Renal Insufficiency, Chronic / diagnostic imaging; Renal Insufficiency, Chronic / surgery; Swine
TL;DR:
The results of this pilot clinical study suggest the feasibility of implementing symmetrical ARF to obviate mechanical anisotropy in the kidney cortex when anisOTropy is a confounding factor and implementing asymmetric ARF in the cortex of human kidney allografts to exploit mechanical an isotropy when mechanicalAnisotropic biomarker is a potentially relevant biomarker.
(via Semantic Scholar)
UN Sustainable Development Goal Categories
3. Good Health and Well-being
(Web of Science; OpenAlex)
Source: Web Of Science
Added: April 2, 2019
2018 article
On the Quantitative Potential of Viscoelastic Response (VisR) Ultrasound Using the One-Dimensional Mass-Spring-Damper Model (vol 63, pg 1276, 2016)
Selzo, M. R., Moore, C. J., Hossain, M. M., Palmeri, M. L., & Gallippi, C. M. (2019, January). IEEE TRANSACTIONS ON ULTRASONICS FERROELECTRICS AND FREQUENCY CONTROL, Vol. 66, pp. 251–251.
TL;DR:
In the original publication of this paper, equation (3) contained sign errors for the amplitude of the third and fourth Heaviside functions.
(via Semantic Scholar)
UN Sustainable Development Goal Categories
3. Good Health and Well-being
(Web of Science)
Source: Web Of Science
Added: February 18, 2019
2017 journal article
Acoustic Radiation Force Impulse-Induced Peak Displacements Reflect Degree of Anisotropy in Transversely Isotropic Elastic Materials
IEEE TRANSACTIONS ON ULTRASONICS FERROELECTRICS AND FREQUENCY CONTROL, 64(6), 989–1001.
author keywords: Anisotropy; ARFI; fractional anisotropy; peak displacement; strain; transversely isotropic material
TL;DR:
The results support that symmetrical ARFI focal configurations are desirable when the orientation of the ARFI excitation to the AoS is not specifically known and measurement standardization is important, such as for longitudinal or cross-sectional studies of anisotropic organs.
(via Semantic Scholar)
UN Sustainable Development Goal Categories
3. Good Health and Well-being
(Web of Science)
Source: Web Of Science
Added: August 6, 2018
2016 journal article
On the Quantitative Potential of Viscoelastic Response (VisR) Ultrasound Using the One-Dimensional Mass-Spring-Damper Model
IEEE TRANSACTIONS ON ULTRASONICS FERROELECTRICS AND FREQUENCY CONTROL, 63(9), 1276–1287.
author keywords: Acoustic radiation force (ARF); mass spring damper (MSD); viscoelasticity; viscoelastic response (VisR) ultrasound
MeSH headings : Acoustics; Elastic Modulus; Humans; Mechanical Phenomena; Ultrasonography; Viscosity
TL;DR:
The results suggest VisR's potential relevance to quantifying viscoelastic properties clinically and suggest the feasibility of corrected VisR imaging in vivo in the rectus femoris muscle of an adult with no known neuromuscular disorders is suggested.
(via Semantic Scholar)
open access via europepmc.org (repository)
UN Sustainable Development Goal Categories
3. Good Health and Well-being
(Web of Science)
Source: Web Of Science
Added: August 6, 2018
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