Patent ID: 8183823

Claim:
A medical device that is to receive power via a power adapter system, the medical device capable of operating to defibrillate a patient according to a first protocol if a preset authentication about the power adapter system is confirmed, and capable of operating to defibrillate the patient according to a second protocol different from the first protocol if the authentication is not confirmed, the medical device comprising: a housing; a capacitor for storing an electrical charge that is to be delivered to the patient as part of defibrillating according to either the first protocol or the second protocol; an inside battery in the housing distinct from the power adapter system and capable of storing an electrical charge that is to be delivered to the capacitor; means for receiving a data set from the power adapter system when the power adapter system is coupled with the housing; and a processor capable of recognizing whether the received data set confirms the authentication or not, in which according to the first protocol, power is drawn from the power adapter system even if the inside battery is charged, but according to the second protocol, power is drawn from the power adapter system only if the inside battery is not charged.