US Patent 9671387 Test system

The invention concerns a test system for carrying out blood sugar tests with a diagnostic tape cassette which comprises a windable analytical test tape for detecting an analyte and a cassette housing accommodating the test tape, and a test device which has a device housing for inserting and removing the tape cassette and a measuring unit for detecting the analyte on the test tape. According to the invention it is proposed that the tape cassette can be detachably fastened by positioning elements on a platform mounted in the device housing and that the measuring unit is rigidly attached on the platform or can be engaged therewith.