A person on a roller coaster may be subjected to a variety of extreme forces during the ride. These forces can cause a medical device to be become displaced or to malfunction.
Medical Device
Problem
Consequence
intra-ocular lens
displaced or dislodged
impaired vision
ventriculo-peritoneal shunt for hydrocephalus
occlusion
worsening of hydrocephalus, acute Parkinsonian syndrome
where:
• The example given by Bosch et al had a displaced intraocular lens that was reseated properly after a roller coaster ride.
A person with a medical device should have a medical assessment prior to riding a roller coaster.
The risk to the device depends on:
(1) the forces experienced during the ride
(2) the frequency of exposure
(3) how secure the device is fastened
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