Abstract: A device including a pre-analytical module provided with at least one tube stirrer for homogenizing blood and preventing clot formation and disposed on a line for single-tube transfer between an area for storing analyzable tubes, and at least one unitary operating whole blood analyzer and automatic tube-loading/unloading device arranged between the tube stirrer and the single-tube transfer line. The device is suitable for blood analyzers.

Abstract: A hematological analyzer on whole blood, for analyzing bloods contained in tubes, wherein the tubes are brought and treated in tube mode by the tube. The analyzer includes a stirring device for receiving a blood tube and stirring the blood tube according to a selected stirring mode, a controller connected to the stirring device for stirring the blood tube under conditions controlled according to specific parameters, and a sampling mechanism for extracting a blood sample in the blood tube previously stirred by the stirring device and transferring the blood sample to an analyzing unit. The analyzer is applicable in particular to hematological analyzers for blood cell count.