Patent ID: 6733664
Filing Date: 2004-05-11
Classification: A61M,B01D

Abstract:
A filtration device for separating fragments and body material liquid in a body fluid comprising:a) a container having an upper open end, an inner peripheral upwardly facing axial shoulder adjacent said upper open end, and a threaded exterior surface adjacent said upper open end; b) a cover having an upper wall and a peripheral side wall defining a lower open end, an inner peripheral downwardly facing axial shoulder adjacent said lower open end, a threaded interior surface adjacent said downwardly facing shoulder threadedly engaged with the threaded exterior surface of said container, an outlet conduit extending through said peripheral sidewall of said cover, and an inlet conduit extending through the upper wall of said cover and into said container; and c) a filter having a peripheral edge portion clamped between the shoulders of the container and cover, said filter having a central aperture sealingly engaged around said inlet conduit; whereby body fluid flows downwardly through said inlet conduit into said container, liquid flows upwardly through said filter out of said discharge port while fragments and body material are retained in said container by said filter.