The invention relates to a first aid application system, which has at least one installed unit (1) containing first-aid tools and a device (devices) for forwarding information, which installed unit (1) is in communicating connection with a centre (2) receiving and forwarding information concerning first aid application. The system is characterised by that the information mediating device(s) of the installed unit (1) is (are) constructed to be suitable for displaying advertisements, announcements or other, for example public information other than first aid information, or/and they also contain a tool for this purpose. Furthermore the installed unit (1) has at least a defibrillator (7) and a breathing apparatus (6) as first-aid tools. The procedure according to the invention is characterised by that in the case of an accident or/and indisposition information is forwarded from the installed unit (1) to the centre (2) about the event； and on the basis of the information received from the centre (2) the person(s) suffering an accident or taken by an indisposition is (are) attended to&mdash；applied first aid&mdash；on the site, if necessary. During the period between the application of first aid and the next similar application advertisements or other information is provided continuously or with interruptions using the installed unit. The portable first-aid tool is characterised by that it contains at least a breathing apparatus (6) and a defibrillator (7).
