#$%^&*AU2016222413A120170427.pdf#####ABSTRACT Provided is apparatus 10 useable for separating and extracting plasma clot serum (PCS ) from whole blood 14 in a vial 12. The apparatus 10 generally comprises a selectively permeable piston 20 which is configured for operative fitment into the vial 12, as well as an elongate urging member 22 at one end fast with, or fixed to, the piston 20. This member 22 generally defines an aspiration port 24 at a predetermined distance 26 from the piston 20. The urging member 22 also defines a collection port 28 which is configured for receiving a syringe 30.2/3 30 10 32 28 24 12 26 -- ---- -- --- ---- -*- 16FIGURE 2