7 Tesla

 

 

 

 

RESEARCH

  • High-resolution fMRI
  • T1-weighted imaging (MP2RAGE)
  • T2-weighted imaging (SPACE)
  • T2*-weighted imaging
  • Phase imaging
  • Proton spectroscopy (including CSI)
  • 13C spectroscopy
  • RF-coil design

INFRASTRUCTURE

  • Control/Operator Room
  • Projection Room (rear projection into magnet bore)
  • Procedure Room (blood sample processing, physiological monitoring of ECG etc.)
  • Outpatient suite (for volunteers, outpatients support)

fMRI auxiliary devices

  • Projector for visual stimulation
  • Tactile stimulators
  • Two auditory stimulation devices
  • Response buttons
  • MR-compatible eyetracker
  • real-time fMRI setup

Selected publications

  1. van der Zwaag W., Marques J. P., Hergt M. and Gruetter R. (2009) Investigation of high-resolution functional magnetic resonance imaging by means of surface and array radiofrequency coils at 7 T. Magnetic Resonance Imaging 27, 1011-1018.
  2. Mekle R., Mlynarik V., Gambarota G., Hergt M., Krueger G. and Gruetter R. (2009) MR Spectroscopy of the Human Brain With Enhanced Singnal Intensity at Ultrashort Echo Times on a Clinical Platform at 3T and 7T. Magnetic Resonance in Medicine 61, 1279-1285.
  3. Marques J. P., Kober T., Krueger G., van der Zwaag W., Van de Moortele P. F. and Gruetter R. (2010) MP2RAGE, a self bias-field corrected sequence for improved segmentation and T(1)-mapping at high field. Neuroimage 49, 1271-1281.
  4. Marques J. P., van der Zwaag W., Granziera C., Krueger G. and Gruetter R. (2010) Cerebellar Cortical Layers: In Vivo Visualization with Structural High-Field-Strength MR Imaging. Radiology 254, 942-948.
  5. Da Costa S., van der Zwaag W., Marques J. P., Frackowiak R. S. J., Clarke S. and Saenz M. (2011) Human Primary Auditory Cortex Follows the Shape of Heschl’s Gyrus. Journal of Neuroscience 31, 14067-14075.
  6. van der Zwaag W., Kusters R., Magill A., Gruetter R., Martuzzi R., Blanke O. and Marques J. P. (2013) Digit somatotopy in the human cerebellum: A 7T fMRI study. Neuroimage 67C, 354-362.
     

Technical specifications

The 7 Tesla/68 cm is the first of its kind scanner for humans, with active-shielding, ultra-short magnet length designed for human clinical research.

Research and product development cooperation with Siemens and Magnex Scientific, Oxford.

Magnet Magnex Scientific 7 Tesla / 680 mm Bore
Active shielded, Ultra short length, Zero boiloff magnet
Cryostat length
2200 mm
Cryostat diameter 2700 mm
Cryostat weight (excluding cryogens) 28 Tonnes approx.
Nominal operating current 192 Amps
Energy stored 39.3 MJ
Console Siemens
Gradient: 400 mm i.d. (50mT/m)
8-channel pTX architecture
RF: 8 channel RAPID coil, 32 channel Nova Medical RF coil
Various home-built RF coils