Patent ID: 8658105
Filing Date: 2014-02-25
Classification: B01L,Y10T

Abstract:
1. An apparatus for securely processing biological sample, comprising: at least one semi-permeable column, whereby the inner portion of which defines a first receiving space, the bottom of the first receiving space has at least one semi-permeable membrane, the top portion of the semi-permeable column has a first opening and a flange extending radially and outwardly from the first opening, and the bottom of the semi-permeable column has a first outlet; at least one adaptor column, whereby the interior of which defines a second receiving space, the top portion of which has a second opening and a second flange extending radially and outwardly from the second opening, the bottom portion of which has a second outlet protruding downwardly, the diameter of the second receiving space is merely slightly larger than the outer diameter of the semi-permeable column thereby allowing the semi-permeable column to be secured stably during operation, the second flange having a second sealing element fitting therearound such that when the semi-permeable is inserted into the adaptor column, the first flange will rest on the second sealing element; a vacuum manifold, comprising: