Abstract: This invention discloses a donor blood sampling apparatus attached to a tubing branch, a donor needle attached to an upstream tube, the donor needle being adapted for drawing blood from a body and a main collection bag attached to a donor tube, characterized by a flow controller.

Abstract: Apparatus for sampling fluid from a puncturable conduit, the apparatus including an elongate housing including a conduit puncturing portion and a clamp, the conduit puncturing portion being adapted to receive therein the puncturable conduit, a needle mount mounted in the elongate housing, a needle adapted for flow of fluid therethrough, the needle being fixedly mounted in the needle mount so as to have portions extending outward of the needle mount in opposite directions, a first end of the needle being pointed and protruding into, but not beyond, the conduit puncturing portion, such that the conduit puncturing portion substantially prevents inadvertent engagement of a user's finger with the first end of the needle, and wherein the clamp is operative to clamp the puncturable conduit in the conduit puncturing portion, thereby forcing the puncturable conduit towards the first end of the needle and causing the first end to puncture the puncturable conduit.

Abstract: A method for removing leukocytes from a leukocyte-containing suspension comprising passing said suspension through a filter including a nitrocellulose membrane having a pore size of 5-15 .mu.m.

Abstract: A method for removing leukocytes from a leukocyte-containing suspension comprising passing said suspension through a filter including a nitrocellulose membrane having a pore size of 5-15 .mu.m.