A New Phantom to Study a Restricted Diffusion Introduction
Sergey Magnitsky1
1CHOP, Philadelphia, PA, United States
A new restricted diffusion phantom was developed
and characterized. This phantom is useful for investigation of the effects of
restricted diffusion in the human body and instrumental for the optimization of
MRI acquisition protocols to study bone porosity.
Figure 1 Normalized NMR signal intensity of free (green, blue) and restricted
(red) water molecules at different orientation of the diffusion gradient
Figure 2 Normalized NMR signal intensity of restricted water molecules at
different orientation of diffusion gradient