Patent ID: 6192900
Filing Date: 2001-02-27
Classification: A61M,B01D

Abstract:
A method of precleaning a header cap of a previously used dialyzer comprising:(a) providing a precleaner header selectively coupled to at least one dialyzer header cap of the previously used dialyzer, said precleaner header including a needle having an inlet in fluid communication with a source of cleaning fluid and an outlet in fluid communication with the header cap;(b) introducing an incoming stream of cleaning fluid into said needle at a pressure above ambient pressure;(c) introducing an incoming stream of air at a pressure above ambient pressure into said incoming stream of cleaning fluid;(d) causing said incoming stream of cleaning fluid containing air to discharge into the dialyzer header of the previously used dialyzer thereby causing said incoming stream of cleaning fluid containing air to circulate therewith in;(e) forming a waste stream within said dialyzer header; and(f) draining said waste stream from said dialyzer header through said precleaner header.