Patent ID: 9162232
Filing Date: 2015-10-20
Classification: A61M,B01D,B01L,B04B,G01N,Y10T

Abstract:
1. An article for ensuring separation of components of a physiological fluid comprising a tubular chamber forming a cavity for receiving said physiological fluid, said tubular chamber having a separating element therein, said separating element being configured to float in said physiological fluid and to assume a position in said tubular chamber according to respective densities of separated components of said physiological fluid, said separating element comprising a positioning part configured to float in a first, lighter component of said physiological fluid at an interface with plasma, and a separating part spaced from said positioning part by a predetermined distance and configured to float in a second, denser component and to extend at least partially across said tubular chamber to physically separate said first component from said second component, wherein the mass of said positioning part is at least about 65% of the total mass of the separating element.