[ExI] Please indicate if you have any one of the following:
hkhenson
hkhenson at rogers.com
Fri Oct 12 16:47:40 UTC 2007
At 07:14 AM 10/12/2007, Natasha wrote:
>Last night I had to fill out a form for an MRI. It was a regular,
>usual form, nothing out of the ordinary. Had a drawing of a body,
>front and back.
>
>The list has such items listed as:
>
>electronic implant or device
>Magnetically-activated implant or device
>Magnet therapy patch
>Neurostimulation system
>Spinal cord stimulator
>Internal electrodes or wires
>Bone growth/bone/fusion stimulator
>Implanted drug infusion device
>Any type of prosthesis/implant (eye, penile, etc.)
>Eyelid spring or wire
>Artificial or prosthetic limb
>Radiation seeds or implants
>Tissue expander
>
>(and the lists goes on....)
>
>When I see it in black and white, written down on a form, I have to
>laugh at how cyborgization of body is an every day affair.
I don't know if the big magnet would rip something magnetic out of a
person, but those big magnets are *dangerous.*
Few years ago I was talking to a MRI tech who told me about the time
someone brought a steel E cylinder into the room in spite of all the
warnings to keep iron out. About 15 or 20 feet from the magnet the
cylinder ripped loose at 50 g acceleration and went into the magnet
bore at about the velocity of an 18th century cannon
ball. Fortunately nobody was in the way. Took 6 days to cycle the
magnet down, pull out the oxygen cylinder and bring the magnet back
up to strength.
Keith
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