Study type: Medical/biological study (experimental study)

Effect of static magnetic field exposure of up to 8 Tesla on sequential human vital sign measurements med./bio.

By: Chakeres DW, Kangarlu A, Boudoulas H, Young DC
Published in: J Magn Reson Imaging 2003; 18 (3): 346-352
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Aim of study (acc. to author)

To determine if vital signs or electrocardiograms (ECG) in human are affected by increasing static magnetic field strength exposure up to 8 Tesla.

Endpoint

Exposure

Exposure Parameters
Exposure 1:
Exposure duration: 5 min at every field strength point

Exposure 1

Main characteristics
Frequency
Type
Exposure duration 5 min at every field strength point
Exposure setup
Exposure source
  • 8T/80 cm bore MRI scanner
Setup subjects were slowly advanced into the magnet on a mobile table
Parameters
Measurand Value Type Method Mass Remarks
magnetic flux density 1.5 T minimum - - 1.5, 3, 4.5, 6, 8 T at the head
magnetic flux density 8 T maximum - - at the head
magnetic flux density 0.8 T minimum - - 0.8, 1.66, 2.5, 3.7. 8 T at the chest
magnetic flux density 8 T maximum - - at the chest
magnetic flux density 0.04 T minimum - - 0.04; 0.09; 0.13. 0.2, 2.3 T at the feet
magnetic flux density 2.3 T maximum - - at the feet

Exposed system:

Methods Endpoint/measurement parameters/methodology

Investigated system:
Investigated organ system:
Time of investigation:
  • during exposure

Main outcome of study (acc. to author)

No clinically significant changes in vital signs and ECG were noted.

Study character:

Study funded by

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