Abstract: One or more example embodiments of the present invention relates to a method for transmission of medical datasets, including providing a medical dataset from an internal data memory, the medical dataset including data elements, each data element of the data elements having a data type, providing a security profile, the security profile including rules for a degree of a data anonymization of data elements of a respective data type, creating an anonymized medical dataset based on the provided medical dataset and the provided security profile, the data elements of the medical dataset are each anonymized based on the respective data type and the security profile, the anonymized medical dataset includes the anonymized data elements and transmitting the anonymized medical dataset to an external data memory.

Abstract: An overpressure ventilation device for a gas mask air filter integrated into a case closed by a lid, formed of a caseless centrifugal ventilator connected before the filter, wherein it comprises a support integral with the filter lid enabling the motor and ventilator fan wheel to be centered on the longitudinal axis of the filter, such as to obtain the axial operation of the ventilator. The lid is provided with a well in which to receive the support, which comprises a first lateral wall cooperating with the connection means, a second lateral wall prolonging the first one and a bottom wall provided with apertures to let the air through.