MEDICAL DEVICE AND SECURE CONTROL SYSTEM

Method of operating a medical device and secure control system (1) comprising a medical device (2) and a medical device controller (4), the medical device controller comprising a communications module (17) including at least a short range wireless communications capability for communication with one or a plurality of consumer electronic devices (12) including any one of a smartphone, a personal computer, a smartwatch and a computer tablet, wherein each of the medical device (2) and the medical device controller (4) comprises a memory storing one or a plurality of journals (16) for exchange of journal entries between the medical device controller (4) and the medical device (2), and between said medical device controller (4) and said one or a plurality of consumer electronic devices, the at least one journal (16) stored in the medical device controller (4), the consumer electronic device (12), and the medical device (2), said at least one journal comprising past instructions exchanged between the medical device controller (4) and the consumer electronic device (12) and between the medical device controller (4) and the medical device (2), constituting a journal entries history, the method comprising: f) receiving in the medical device controller (4) pairing parameters from a consumer electronic device (12); g) comparing in the medical device controller these pairing parameters with pairing parameters stored in the memory (14) of the medical device controller (4) during a pairing operation; h) receiving in the medical device controller (4) a journal entries history of said consumer electronic device (12) in case of a successful pairing operation; i) comparing in the medical device controller the journal entries history received from said consumer electronic device (12) with the journal entries history stored in the memory (14) of the medical device controller (4); j) validating a session between said consumer electronic device (12) and the medical device controller (4) for data exchange if the journal entries history of said consumer electronic device matches the journal entries history of the medical device controller. L'invention concerne un procédé de fonctionnement d'un dispositif médical et d'un système de commande sécurisé (1) comprenant un dispositif médical (2) ainsi qu'une unité de commande de dispositif médical (4), laquelle unité de commande du dispositif médical comprend un module de communication (17) comportant au moins une capacité de communicat