Hospital MRI Machines

Hospital MRI Machines Description

Technical Specification
Magnet Parameters
Magnet type Permanent
Magnetic field strength 0.3T ± 5%
Magnet appearance C-shape
Weight 12.8T ± 1.5%
Horizontal opening angle 320°
5 Gaussian fringe field X, Y, Z directions ≤ 2.5m
Shimming
Shimming methods: Passive Shimming + Active Shimming
Magnetic field homogeneity (VRMS measurement method, 24 points 24 sides)40cm DSV (VRMS)
≤ 2.0ppm
General features
Gradient type
Ultrafast solid-state technology
Gradient amplifier cooling type
Air cooling
Gradient coil cooling type
Air cooling
Gradient performance
Max. amplitude (single axis)
28mT/m
Max. slew rate (single axis)
93T/m/s
Min. rise time
0.3ms
Resolution parameters
Max. FOV
400mm
Min. FOV
10mm
Min. 2D thickness
1.0mm
Min. 3D thickness
0.1mm
Max. Acquisition matrix
1024×1024
Min. TE (Spin Echo)
5ms
Min. TR (Spin Echo)
11ms
Min. TE (Gradient Echo)
2ms
Min. TR (Gradient Echo)
5ms
Max. b-value of DWI
1000
RF parameters
Type of RF system
Full digital transmitting and receiving
RF amplifier maximum power
6 kW
Receiving channel number
4 channels
Receiving bandwidth
1.25 MHz
Standard PA (Phased Array) coils
Head coil
Channels
Inside dimension Outside dimension Weight Applications
4
260mm × 211mm × 234mm (L×W×H)
360mm × 340mm × 320mm (L×W×H)
5.1Kg

. Head imaging
. Head MR Angiography
. TMJ (temporomandibular joint) imaging
Neck coil
Channels
Inside dimension Outside dimension Weight Applications
2
451mm × 169mm × 192mm (L×W×H)
451mm × 342mm × 312mm (L×W×H)
3.3Kg

. Neck imaging
. Cervical spine imaging
. Neck MR Angiography
Body coil - 20” (Large)

Channels
Inside dimension Outside dimension Weight Applications
4
323mm × 508mm × 295mm (L×W×H)
323mm × 631mm × 337mm (L×W×H)
7.0Kg

. Thorax region imaging
. Spine imaging
. Abdomen imaging
. Pelvis imaging
. Hip imaging