Bellows-size identification device on a medical ventilator

摘要

This invention relates to an arrangement in connection with a ventilator that comprises a control unit (1), a bellows unit (2) and a patient circuit (3), whereby the bellows unit is arranged to separate the control unit from the patient circuit and the control unit (1) is arranged to implement control parameters characterizing lung ventilation. In order to eliminate human error, the arrangement is provided with an identification device (13) that is arranged to identify the bellows unit (2) to be used and to give notification on said bellows unit (2).