Patent ID: 7335339

Claim:
A disposable apparatus for use in blood testing and being adapted for simultaneous dilution of a blood sample into two different dilution ratios, said apparatus including a block-shaped housing having integrated therein: a first and a second receptacle, one of which, as a first blood sample receiver, being adapted to receive a blood sample; a first and a second container, each containing a defined volume of a diluent; a valve including a valve body having three valve body channels extending therethrough and being positionable in three distinct positions, one of which putting the receptacles in simultaneous communication with a respective one of the containers through pairs of the channels; displacers for displacing diluent and diluted sample through said valve body channels between said containers and said receptacles; and a third of said valve body channels containing a haemolysis agent, said third channel being connectable between a receptacle and its respective container in one of said three distinct positions of the valve.