the present invention relates to a connector for use in a ventilation system with a first (2) and a second anschlussstutzen (3) for use in a atemgasleitung and for passage of the atemgases and in the area between the first (2) and the second anschlussstutzen (3). ordered flow to launch a chemical substance in the breath.with the injection of a chemical substance (5) best u00fcckbarer ionisationsbereich (4) is trained by the breathing gas at least durchstr u00f6mbar or sectoral basis to the between the first (2) and the second anschlussstutzen (3) adjacent durchgeleitete breath so fl volatile ions of the chemical substance (5) in the breath einleitbar.in addition, the invention relates to a ventilation system for ventilation of a patient with breathing gas, which has a corresponding connector.
