Artificial human phantoms: Human proxy in testing microwave apparatuses that have electromagnetic interaction with the human body

AT Mobashsher, AM Abbosh - IEEE Microwave Magazine, 2015 - ieeexplore.ieee.org
A quantitative and explicit validation of the performance and safety of microwave systems
and devices that have electromagnetic interaction with the human body is critical in the …

RF heating of implants in MRI: Electromagnetic analysis and solutions

Y Cho, H Yoo - Investigative Magnetic Resonance Imaging, 2020 - repository.hanyang.ac.kr
When a patient takes an MRI scan, the patient has a risk of unexpected injuries due to the
intensive electromagnetic (EM) field. Among the injuries, the tissue heating by the time …

A novel mono-surface antisymmetric 8Tx/16Rx coil array for parallel transmit cardiac MRI in pigs at 7T

IA Elabyad, M Terekhov, D Lohr, MR Stefanescu… - Scientific reports, 2020 - nature.com
A novel mono-surface antisymmetric 16-element transmit/receive (Tx/Rx) coil array was
designed, simulated, constructed, and tested for cardiac magnetic resonance imaging …

On the model validation of active implantable medical device for MRI safety assessment

Z Wang, J Zheng, Y Wang, W Kainz… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
In this article, we discuss the model validation for active implantable medical devices
(AIMDs) used for safety evaluations under magnetic resonance imaging (MRI) radio …

Design and implementation of two 16-element antisymmetric transceiver coil arrays for parallel transmission human cardiac MRI at 7 T

IA Elabyad, M Terekhov, M Bille… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Two 16-element radio frequency (RF) transceiver antisymmetric coil arrays with two different
implementation designs aiming for improved characteristics for static phase B 1+ shimming …

Design of a novel antisymmetric coil array for parallel transmit cardiac MRI in pigs at 7 T

IA Elabyad, M Terekhov, MR Stefanescu, D Lohr… - Journal of magnetic …, 2019 - Elsevier
The design, simulation, assembly and testing of a novel dedicated antisymmetric
transmit/receive (Tx/Rx) coil array to demonstrate the feasibility of cardiac magnetic …

RF shimming and improved SAR safety for MRI at 7 T with combined eight-element stepped impedance resonators and traveling-wave antenna

IA Elabyad, T Herrmann, C Bruns… - IEEE Transactions …, 2017 - ieeexplore.ieee.org
A remote transmission and detection for magnetic resonance imaging (MRI) at 7 T was
validated by using a patch antenna that excites the traveling-wave (TW) modes guided by …

Design and evaluation of a novel symmetric multichannel transmit/receive coil array for cardiac MRI in pigs at 7 T

IA Elabyad, M Terekhov, MR Stefanescu… - IEEE Transactions …, 2019 - ieeexplore.ieee.org
A dedicated, novel, multichannel transmit/receive (Tx/Rx) coil array was designed,
simulated, and tested for cardiac magnetic resonance imaging (cMRI) of pigs at 7 T. The …

MRI fundamentals: RF aspects of magnetic resonance imaging (MRI)

RH Caverly - IEEE Microwave Magazine, 2015 - ieeexplore.ieee.org
Magnetic resonance imaging (MRI) is an imaging technique based on the nuclear magnetic
resonance (NMR) phenomenon and provides a means of obtaining detailed, high-contrast …

High-resolution imaging of the excised porcine heart at a whole-body 7 T MRI system using an 8Tx/16Rx pTx coil

M Terekhov, IA Elabyad, D Lohr, U Hofmann… - … Resonance Materials in …, 2023 - Springer
Introduction MRI of excised hearts at ultra-high field strengths (B 0≥ 7 T) can provide high-
resolution, high-fidelity ground truth data for biomedical studies, imaging science, and …