A transmission apparatus for the transmission of brain parameter sensor data includes,a receiving unit with an antenna, which can be wirelessly connected to a transmitting unit of a brain parameter sensor for data transmission,a data processing device which is in signaling connection to the receiving unit,a high frequency source for generating a data transmission carrier frequency,wherein the high frequency source is integrated in a housing of the data processing device.The result is a transmission apparatus which is designed for use in a domestic patient environment.