A blood collection assembly designed for one-time use includes a microcollection tube and an adapter for the tube which is sized to fit into the tube slot of an automated analytical instrument. The adapter includes structure which forms a tight and permanent interference fit with the microtube so that...http://www.google.fr/patents/US6358476?utm_source=gb-gplus-shareBrevet US6358476 - Microcollection tube assembly
