Patent ID: 6743201
Filing Date: 2004-06-01
Classification: A61M

Abstract:
A cassette for delivering fluids, comprising:a) at least one inlet line for receiving fluids; b) an outlet line for providing fluid to a patient; c) a heating line for containing the fluids while the fluids are heated, the heating line in fluid connection with the outlet line; d) a delivery chamber having at least one chamber inlet in fluid connection with the at least one inlet line and a chamber outlet connected to the heating line; e) a base structure forming the walls of the inlet line, outlet line, heating line, and forming a portion of the walls of the delivery chamber; and f) a film covering the delivery chamber and forming a remaining portion of the walls of the delivery chamber, wherein the film covering the delivery chamber is elastic and is constructed to be deflected by a pump; â€ƒwherein the heating line is arranged such that a first segment of the heating line is exposed on one side of the cassette and a second segment of the heating line is exposed on the opposite side of the cassette so that the fluids within the heating line may be heated by a heating device located outside the cassette while the fluids are contained in the heating line.