Patent ID: 6347711
Filing Date: 2002-02-19
Classification: A61M,B01D

Abstract:
A filter for medical fluids comprising:a filter housing including first and second ends and opposite walls (38, 46) defining opposite sides of said filter housing, a hydrophilic filter (18) between said opposite walls (38, 46), a first (38) of said opposite walls (38, 46) and said hydrophilic filter (18) defining an inlet chamber (20), a second (46) of said opposite walls (38, 46) and said hydrophilic filter (18) defining an outlet chamber (22), a first vent hole (30) in said first opposite wall (38) placing said inlet chamber (20) in fluid communication with atmosphere through said first opposite wall (38), said first vent hole (30) being located at said filter housing first end, a second vent hole (32) in said second opposite wall (46) placing said inlet chamber (20) in fluid communication with atmosphere through said second opposite wall (46), said second vent hole (32) being located at said filter housing second end, said first and second vent holes (30, 32) being covered by respective first and second hydrophobic membranes (34, 36), an inlet conduit (10) in fluid communication with said inlet chamber (20) at said filter housing first end, and an outlet conduit (14) in fluid communication with said outlet chamber (22) at said filter housing second end.