FIELD: medical engineering. SUBSTANCE: device has tightly closed test tube with vacuumized space. Float in the form of lengthened body is positioned inside test tube. Float is located at place of erythrocytes for stretching the layer of thrombocytes and leucocytes. Provision is made in test tube for cupola forming facility which stabilizes layer of plasma. EFFECT: improved sampling process. 4 cl, 3 dwg
Authors
Dates
1997-11-10—Published
1994-07-01—Filed