Abstract: A device for monitoring vital values or functions of frail persons or persons needing monitoring is provided. The device includes units for recording and analyzing the vital values, units for determining the location of a person equipped with the device, and a mobile radio transmitter and receiver. When the monitoring function is turned on and at least one critical value is detected in the person needing monitoring, an emergency call number is automatically dialed by the device mentioned last and these data transmitted to the emergency call number. The device may be made up of at least two functional modules of which one accommodates at least the units for recording and analyzing the vital values, and one is designed as mobile telephone suitable also for voice communication. Those functional modules operate as a master-slave system.

Abstract: A method and device for monitoring persons in need of constant care, such as mentally confused people in homes for assisted living. Such persons are furnished with a device to be worn by them that cannot be removed or deactivated independently, which, in the event the person leaves the care area, automatically alerts a place qualified to provide help. The departure from the care area is detected by a location-detection unit of the worn device. In the event of departure from the care area, the vital values of the person are determined and, depending on the vital values determined, a connection is set up via a mobile telephone network to one of several places qualified to help. Information concerning the vital values and the whereabouts of the affected person is transmitted to this place.