MRI and smart key question?

2016-08-29 8:02 pm
the tech said to leave my honda smart key which is for push to start cars in the mri room with me. i put it on the window sil infront of the window where the tech sees you. i thought you couldnt bring anything metal due to it projectile at you or what are other dangers if any ...
doesnt both mri and my smart key work off radiowaves?

回答 (1)

2016-09-01 9:46 pm
An MRI works off magnetic force, not radio waves. If a metal isn't "non-ferrous" (doesn't contain iron, it won't be pulled to the magnet.

IV poles, oxygen tanks, yes
Car keys, titanium implants, no.


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