Real-time MRI of joint movement
Fig.: Real-time MRI of knee flexion
Refocused radial FLASH MRI, TR/TE 4.6/2.3 ms (in phase), Flip angle 25°, 73 spokes, acquisition time 336 ms, spatial resolution 0.75x0.75x5 mm3, temporal resolution 3 Hz.
Real-time MRI of swallowing process
Fig.: Real-time MRI of voluntary swallowing of pineapple juice.
Spoiled radial FLASH MRI, TR/TE 2.1/1.4 ms, Flip angle 5°, 25 spokes, acquisition time 52 ms, spatial resolution 1.7x1.7x10 mm3, temporal resolution 20 Hz.
Real-time MRI of cardiovascular movement
Fig.: Real-time MRI of cardiac movement in short-axis view.
Fig.: Real-time MRI of cardiovascular system with coronary artery.
Spoiled radial FLASH MRI, TR/TE 2.0/1.3 ms, Flip angle 8°, 11 spokes, acquisition time 22 ms, spatial resolution 2.0x2.0x8 mm3, temporal resolution 46 Hz.
Fig.: Real-time MRI of cardiac movement with 4-chamber view.
Spoiled radial FLASH MRI, TR/TE 2.0/1.3 ms, Flip angle 8°, 9 spokes, acquisition time 18 ms, spatial resolution 2.0x2.0x8 mm3, temporal resolution 55 Hz.