Patent ID: 8876732
Filing Date: 2014-11-04
Classification: A61B,B01D,G01N

Abstract:
1. Sampling device for obtaining a sample of an analyte, comprising a feed line and a discharge line as well as an analyte feed chamber in fluidic connection between the feed line and the discharge line, the analyte feed chamber having an opening which is provided with an analyte-permeable membrane to allow the analyte to pass through from a region outside the analyte feed chamber into the analyte feed chamber, wherein a surface area of the opening of the analyte feed chamber is at most 400 times the minimum cross-sectional area of the discharge line, a cross sectional area which is smallest for the discharge line and the analyte feed chamber inside the sampling device is 0.001 to 0.8 mm a ratio between the surface area of the opening and an analyte feed chamber volume ranges from 20 mm