Chain of custody for physiological monitoring system

A system comprising:

• a physiological monitoring system;
• and
• a chain of custody device, the chain of custody device comprising:
• a strap for attaching to a body part of a patient;
• a receiver that is operable to be connected to the physiological monitoring system via a cable, the receiver storing an identifier that is readable by the physiological monitoring system and usable by the physiological monitoring system to verify that the physiological monitoring system is connected to a correct chain of custody device;
• and
• a security means for preventing undetected removal of the receiver.

A method for using a chain of custody device, comprising:

• attaching a strap of a chain of custody device to a body part of patient, the chain of custody device including:
• the strap,
• a receiver that is operable to be connected to a physiological monitoring system via a cable, the receiver storing an identifier that is readable by the physiological monitoring system and usable by the physiological monitoring system to verify that the physiological monitoring system is connected to the correct chain of custody device, and
• a security means for preventing undetected removal of the receiver;
• securing the cable to the physiological monitoring system via a security label;
• and
• providing the patient with the physiological monitoring system.