RF Coils and Safety
Digital Poster
Physics & Engineering
Monday, 11 May 2026
This session presents RF coils for different applications including multi-nuclear MRI and other MR safety methods.
|
369-01-001.
Current Priorities and Needs in MR Safety: Survey and Literature Analysis
Impact: This survey provides an overview of current priorities, needs, and concerns for MRI safety. The findings will guide future activities of the ISMRM MR Safety Study Group and create opportunities for the MR safety community to direct research efforts.
|
||
|
369-01-002.
Rapid 3D Phase-Based B1+ Mapping using Composite Pulses for 23Na MRI at 7T
Impact: We introduce a rapid, phase-based B1+ mapping method tailored for 23Na-MRI at 7 T. This approach improves mapping accuracy and SNR in low-signal environments, enabling more reliable quantitative sodium MRI and paving the way for better in vivo 23Na studies
|
||
|
369-01-003.
Demonstration of a Digital Optical Link for Wireless Coil Arrays
Impact: The cable of MRI arrays has been a persistent source of inconvenience for patient handling, and mechanical robustness. Whether by optical or microwave means, if MRI data can be transmitted wirelessly, better coil conformability, and reliability is achievable.
|
||
|
369-01-004.
Effect of Local SAR Limits with Consideration of the Extremities for 7 T Body Imaging
Impact: This study investigates how much more RF power is permitted
when tolerating higher local SAR in the extremities. Making the best possible
use of the given local SAR limits can lead to better image quality.
|
||
|
369-01-005.
Virtual Observation Points Calculated Using a Sorting‑Based Criterion for Improved Local SAR Prediction
Impact: This
study introduces a Virtual Observation Point (VOP) algorithm that integrates
structural information to better capture matrix relationships, reducing
overestimation and enabling precise local SAR. The approach enhances prediction
accuracy, supporting safer and more efficient ultra‑high‑field MRI.
|
||
|
369-01-006.
An integrated Radiofrequency/Wireless (iRFW) coil array for simultaneous 7 Tesla imaging and wireless data transfer
Impact: A
novel 7 Tesla integrated Radiofrequency/Wireless (iRFW) coil design for
simultaneous imaging and high throughput data transfer from within the scanner
bore to enable high-density coil arrays for improved SNR and acceleration in
ultra-high field MRI by removing coil-scanner connections.
|
||
|
369-01-007.
31P/13C/1H Triple-tuned Butterfly-dipole Coil for 7T Calf Muscle MRI/S
Impact: This study
demonstrates the first scanner validation of a triple-tuned butterfly-dipole
coil, providing a compact
platform for future in-vivo multi-nuclear muscle metabolism studies and adaptable designs
for other anatomical regions and X-nuclei.
|
||
|
369-01-008.
Numerical workflow for safety evaluation for 16-channel transmit arrays for 9.4T MRI for human models with dental retainer
Impact: We estimated SAR using VOP-compression to evaluate retainer’s safety at 400
MHz. Furthermore, we plan to use the results to develop a workflow for
safety assessment of RF arrays for UHF MRI in the presence of conductive
implants.
|
||
|
369-01-009.
Automated workflow for the development and optimization of complex RF coils
Impact: The workflow of RF coil development is automated with a modifiable toolbox for custom coil shape generation. This simplifies solving geometrical optimization problems, which is demonstrated for a decoupling optimization regarding the multiloop pile-up array.
|
||
|
369-01-010.
Construction of an Implant-Friendly 1.5 T MRI Coil System for Pediatric Imaging with Non-MR-Conditional Devices
Impact: Our
Tx/Rx coil addresses the critical need for safe MRI in children with
non-MR-compatible implants, enabling high-resolution imaging by mitigating RF
heating risks and removing significant barriers to essential diagnostic
procedures.
|
||
|
369-01-011.
MRI Safety of Iron Oxide–Containing Pigments in Keratopigmentation
Impact: MR Safety of iron-oxide containing pigments implanted in the porcine cornea were tested at 3.0 Tesla. Negligible RF heating, deflection or artifacts were measured in ex-vivo porcine eyes supporting the safety of MRI scans for patients with implanted pigments.
|
||
|
369-01-012.
A length-adjusted, simplified J-pole antenna array for preclinical hybrid ultra-high field MR-PET systems
Impact: This novel approach
offers significant simplicity and effectiveness in the design of high-frequency
antennas for a preclinical MRI system integrated with a simultaneously
operating PET unit.
|
||
|
369-01-013.
Coaxial Braid RF Coil
Impact: This
novel flexible coaxial braid coil enhances Q-factor and SNR, enabling robust,
efficient imaging designs. It benefits scientists, clinicians, and patients by
improving image quality, comfort, and diagnostic precision, especially in
non-planar configurations.
|
||
|
369-01-014.
Dual-Transmit Saddle Coil Design with Optimized Shielding for Low-Field Breast MRI
Impact: This work establishes an optimized design for efficient, well-shielded transmit coils in low-field breast MRI. The approach enhances B₁ uniformity and reduces coupling, enabling improved image quality and supporting future in-vivo translation of compact, accessible, and anatomically targeted MRI systems.
|
||
|
369-01-015.
General-Purpose Quadruple-Tuned Surface Coil for Simultaneous Multi-Nuclear Acquisition at 3 T
Impact: This prototype creates a pathway to creating a general-purpose multi-nuclear coil for simultaneous acquisition of both anatomical and metabolic information at more than two nuclei in a single examination without removing and replacing the coil.
|
||
|
369-01-016.
In-Vitro to in-Vivo Translation of RF-Induced Heating for Passive Implant Medical Devices Based on Tier 2 Plus Analysis
Impact: The present paper proposes a framework for the reliable computation of the complex in-vitro to in-vivo (IVIV) translation process of RF- induced heating by considering the aspect of tissue properties and bioheat effect
|