Unexpected failure; boston scientific vercise deep brain stimulation system rechargeable stimulator battery (implanted (b)(6) 2014; ipg model # db-1110-c; serial # (b)(4)) unexpectedly shut off on (b)(6) 2020 and on (b)(6) 2020.Error code appeared on remote control unit requiring patient to call the manufacturer for instructions on how to over-ride the error code in order to turn the battery (stimulator) back on.Manufacturer's representative suggested the patient might have been exposed to refrigerator magnets or other household magnets though this was not the case.Ten days later, the battery again shut off without warning.Battery will not restart unless patient manually restarts it using the system remote control unit.Since the cause of the shutoff has not been established, battery could shut off again without warning.Fda safety report id# (b)(4).
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