Low‐field MRI: clinical promise and challenges

TC Arnold, CW Freeman, B Litt… - Journal of Magnetic …, 2023 - Wiley Online Library
Modern MRI scanners have trended toward higher field strengths to maximize signal and
resolution while minimizing scan time. However, high‐field devices remain expensive to …

Low-field magnetic resonance imaging: its history and renaissance

M Hori, A Hagiwara, M Goto, A Wada… - Investigative …, 2021 - journals.lww.com
Low-field magnetic resonance imaging (MRI) systems have seen a renaissance recently
due to improvements in technology (both hardware and software). Originally, the …

A low-cost and shielding-free ultra-low-field brain MRI scanner

Y Liu, ATL Leong, Y Zhao, L Xiao, HKF Mak… - Nature …, 2021 - nature.com
Magnetic resonance imaging is a key diagnostic tool in modern healthcare, yet it can be cost-
prohibitive given the high installation, maintenance and operation costs of the machinery …

A portable scanner for magnetic resonance imaging of the brain

CZ Cooley, PC McDaniel, JP Stockmann… - Nature biomedical …, 2021 - nature.com
Access to scanners for magnetic resonance imaging (MRI) is typically limited by cost and by
infrastructure requirements. Here, we report the design and testing of a portable prototype …

Deep learning-based single image super-resolution for low-field MR brain images

ML de Leeuw Den Bouter, G Ippolito, TPA O'Reilly… - Scientific Reports, 2022 - nature.com
Low-field MRI scanners are significantly less expensive than their high-field counterparts,
which gives them the potential to make MRI technology more accessible all around the …

Portable magnetic resonance imaging of patients indoors, outdoors and at home

T Guallart-Naval, JM Algarín, R Pellicer-Guridi… - Scientific reports, 2022 - nature.com
Mobile medical imaging devices are invaluable for clinical diagnostic purposes both in and
outside healthcare institutions. Among the various imaging modalities, only a few are readily …

Real‐time magnetic resonance imaging

KS Nayak, Y Lim… - Journal of Magnetic …, 2022 - Wiley Online Library
Real‐time magnetic resonance imaging (RT‐MRI) allows for imaging dynamic processes as
they occur, without relying on any repetition or synchronization. This is made possible by …

Low‐field MRI of stroke: challenges and opportunities

SS Bhat, TT Fernandes, P Poojar… - Journal of Magnetic …, 2021 - Wiley Online Library
Stroke is a leading cause of death and disability worldwide. The reasons for increased
stroke burden in developing countries are inadequately controlled risk factors resulting from …

Iron oxide nanoparticles as positive T1 contrast agents for low-field magnetic resonance imaging at 64 mT

SD Oberdick, KV Jordanova, JT Lundstrom, G Parigi… - Scientific Reports, 2023 - nature.com
We have investigated the efficacy of superparamagnetic iron oxide nanoparticles (SPIONs)
as positive T1 contrast agents for low-field magnetic resonance imaging (MRI) at 64 …

High-sensitivity in vivo contrast for ultra-low field magnetic resonance imaging using superparamagnetic iron oxide nanoparticles

DEJ Waddington, T Boele, R Maschmeyer, Z Kuncic… - Science …, 2020 - science.org
Magnetic resonance imaging (MRI) scanners operating at ultra-low magnetic fields (ULF;<
10 mT) are uniquely positioned to reduce the cost and expand the clinical accessibility of …