Filter for a breath air analysis device, breath air analysis apparatus and method for monitoring of a filter

摘要

The present invention relates to a filter (100) for a breath air analysis apparatus (200), wherein said filter (100) a filter housing (104), in which a converter material (108) between a gas inlet (102) and a gas outlet opening (106) is arranged or can be arranged and a sensor (110), which in the filter housing (104) is arranged and for detecting a characteristic of at least a portion of the converter material (108) a first electrode (112) and a second electrode (114), between which the at least one part of the converter material (108) is arranged or can be arranged.