Carry-on devicesMobility and medical devices don't count toward carry-on limits. If space is limited, the device doesn't fit in the cabin or if it isn't required during the flight, it may need to be checked.
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External Medical DevicesInform the TSA officer if you have a bone growth stimulator, spinal stimulator, neurostimulator, port, feeding tube, insulin pump, ostomy or other medical device attached to your body and where it is located before the screening process begins.