Patent ID: 7338443

Claim:
A method of recording patient vital sign data, comprising the steps of: providing a monitor and recorder system, the monitor and recorder system including a monitor unit, having at least one sensing device, and a memory module; facilitating the arrangement of the at least one sensing device in operative relationship with a patient; during operation of the monitor and recorder system, automatically determining, via an interlock system, whether the memory module is prepared to accept vital sign information received by the monitor unit via the at least one sensing device; if, in the determining step, it is determined that the memory module is prepared to accept vital sign information received by the monitor unit via the at least one sensing device, receiving vital sign information from the patient via the monitor unit and recording data representative of at least some of the vital sign information on the memory module; and if, in the determining step, it is determined that the memory module is not prepared to accept vital sign information received by the monitor unit via the at least one sensing device, automatically preventing the monitor unit from receiving vital sign information via the at least one sensing device.