Low-field MRI: how low can we go? A fresh view on an old debate

M Sarracanie, N Salameh - Frontiers in Physics, 2020 - frontiersin.org
For about 30 years, MRI set cruising speed at 1.5 T of magnetic field, with a gentle transition
toward 3 T systems. In its first 10 years of existence, there was an open debate on the …

Accessible magnetic resonance imaging: A review

S Geethanath, JT Vaughan Jr - Journal of Magnetic Resonance …, 2019 - Wiley Online Library
The role of MRI in diagnostics, prognostics, and discoveries in basic sciences has been well
established. However, access to this life‐saving technology is largely restricted to countries …

In vitro oxygen imaging of acellular and cell-loaded beta cell replacement devices

M Kotecha, L Wang, S Hameed, N Viswakarma… - Scientific Reports, 2023 - nature.com
Abstract Type 1 diabetes (T1D) is an autoimmune disease that leads to the loss of insulin-
producing beta cells. Bioartificial pancreas (BAP) or beta cell replacement strategies have …

Ultrasound neuromodulation: Mechanisms and the potential of multimodal stimulation for neuronal function assessment

HAS Kamimura, A Conti, N Toschi… - Frontiers in physics, 2020 - frontiersin.org
Focused ultrasound (FUS) neuromodulation has shown that mechanical waves can interact
with cell membranes and mechanosensitive ion channels, causing changes in neuronal …

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 …

Bringing MRI to low‐and middle‐income countries: directions, challenges and potential solutions

S Murali, H Ding, F Adedeji, C Qin… - NMR in …, 2024 - Wiley Online Library
The global disparity of magnetic resonance imaging (MRI) is a major challenge, with many
low‐and middle‐income countries (LMICs) experiencing limited access to MRI. The reasons …

A CNN based software gradiometer for electromagnetic background noise reduction in low field MRI applications

J Su, R Pellicer-Guridi, T Edwards… - … on Medical Imaging, 2022 - ieeexplore.ieee.org
The shielding of electromagnetic noise is critical in obtaining magnetic resonance imaging
measurements in the ultra-low magnetic field regime where the intrinsic signal-to-noise ratio …

Analyzing the sensitivity of quantitative 3D MRI of longitudinal relaxation at very low field in Gd-doped phantoms

D de Iure, A Conti, A Galante, S Spadone, I Hilschenz… - Plos one, 2023 - journals.plos.org
Purpose Recently, new MRI systems working at magnetic field below 10 mT (Very and Ultra
Low Field regime) have been developed, showing improved T1-contrast in projected 2D …

Development of a Helmet-Shape Dual-Channel RF coil for brain imaging at 54 mT using inverse boundary element method

F Meng, Y Guo, H Wei, Z Xu - Journal of Magnetic Resonance, 2024 - Elsevier
Very-low field (VLF) magnetic resonance imaging (MRI) offers advantages in term of size,
weight, cost, and the absence of robust shielding requirements. However, it encounters …

PyMR: a framework for programming magnetic resonance systems

DC Pizetta - 2018 - teses.usp.br
In recent years, the use of magnetic resonance technology has grown with advances in
hardware, delivering accessible and small-size equipment and devices that open a range of …