ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,433,978, issued on Oct. 7, was assigned to BAXTER INTERNATIONAL INC. (Deerfield, Ill.) and BAXTER HEALTHCARE SA (Glattpark, Switzerland).

"Peritoneal dialysis cycler having disinfection" was invented by Olof Jansson (Vellinge, Sweden).

According to the abstract* released by the U.S. Patent & Trademark Office: "A dialysis system includes a dialysis fluid metering pump; at least one volumetric balancing chamber including a first fixed volume chamber and a first diaphragm positioned and arranged to extend back and forth within the first volumetric balancing chamber; a first outlet line extending between the first volumetric balancing chamber and an inlet to the dialysis fluid metering pu...