DISPOSABLE CASSETTE AND METHOD OF USE FOR BLOOD ANALYSIS ON BLOOD ANALYZER

摘要

A disposable cassette (10) for blood analysis includes a housing (20) having an upper panel (22) and a sampling section (70) having a filling inlet (94); at least one pair of chambers (30,32,34,36) in a form of depression of the upper panel (22) of the housing and sealed by a diaphragm (39); portions of the diaphragm (39) over the chambers (30,32,34,36) being flexible; and one or more channels (50, 52, 54, 56) adapted to interconnect the pair of chambers; one of the chambers containing a predetermined amount of a reagent for blood analysis; and a sample outlet (60) disposed next to and connected to the chamber containing the reagent, the sample (60) outlet including an outlet cavity (69) recessed from the upper panel (22), a divider disposed therein, and a cover (61) covering the outlet cavity (60); the sample outlet sealing the reagent to the chamber containing the reagent. Further disclosed is the method of using the disposable cassette for measurements of hematology parameters on a blood analyzer.