Dual-tuned lattice balun for multi-nuclear MRI and MRS

Y Zhu, CR Sappo, WA Grissom… - IEEE transactions on …, 2022 - ieeexplore.ieee.org
Balun or trap circuits are critical components for suppressing common-mode currents
flowing on the outer conductors of coaxial cables in RF coil systems for Magnetic …

Stretchable receive coil for 7T small animal MRI

TV Ramesh, FW Narongrit, A Susnjar… - Journal of Magnetic …, 2023 - Elsevier
Receive coils used in small animal MRI are rigid, inflexible surface loops that do not conform
to the anatomy being imaged. The recent trend toward design of stretchable coils that are …

Caterpillar traps: A highly flexible, distributed system of toroidal cable traps

E Karasan, A Hammerschmidt, AC Arias… - Magnetic resonance …, 2023 - Wiley Online Library
Purpose Coil arrays are connected to the main MRI system with long, shielded coaxial
cables. RF coupling of these cables to the main transmit coil can cause high shield currents …

Stretching the Limits of MRI–Stretchable and Modular Coil Array using Conductive Thread Technology

FW Narongrit, TV Ramesh, JV Rispoli - IEEE Access, 2024 - ieeexplore.ieee.org
Objective: We propose a modular stretchable coil design using conductive threads and
commercially available embroidery machines. The coil design increases customizability of …

Miniature and flexible Bazooka balun for high-field MRI

S Chai, X Yan - Journal of Magnetic Resonance, 2023 - Elsevier
Flexible coils offer improved patient comfort and better imaging quality. However, rigid and
bulky baluns in RF coils limit flexibility and manufacturing. A miniaturized and flexible balun …

[HTML][HTML] Dual-tuned floating solenoid balun for multi-nuclear MRI and MRS

Y Yang, B Zhang, M Lu, X Yan - Magnetic Resonance Imaging, 2025 - Elsevier
Common-mode currents can degrade the RF coil performance and introduce potential safety
hazards in MRI. Baluns are the standard method to suppress these undesired common …

An Open Source 16-Channel Breast Array for Prone and Supine MRI

FW Narongrit, TV Ramesh… - IEEE Journal of …, 2024 - ieeexplore.ieee.org
We report on a 16-channel bilateral breast coil array for high-resolution MR imaging at 3T
which can be used for both prone and supine breast MRI. This coil aims to improve signal-to …

Closely Fitted 16-Channel Breast Array for MRI

FW Narongrit, TV Ramesh… - 2023 IEEE MTT-S …, 2023 - ieeexplore.ieee.org
Objective: We propose a 16-channel bilateral breast coil array prototype for high-resolution
MR imaging at 3T. This coil aims to improve signal-to-noise ratio (SNR) by positioning the …

Method for determining matching capacitances for floating cable traps in magnetic resonance imaging up to 14 T

J Liu, M Wang, Z Sun, Y Wang, G Yang, W Wang… - Journal of Magnetic …, 2024 - Elsevier
Floating cable traps (FCTs) enhance coil tuning, improve the signal-to-noise ratio of
magnetic resonance imaging (MRI), and reduce the risks to patients. As MRI technology …

Parametric Design of a 3D-Printed Removable Common-Mode Trap for Magnetic Resonance Imaging

FW Narongrit, TV Ramesh… - 2023 IEEE MTT-S …, 2023 - ieeexplore.ieee.org
Radiofrequency coils are utilized during transmit and receive of MRI signals. Cable traps
remove common-mode current from the coaxial cable shield, which helps improve the image …