ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,433,981, issued on Oct. 7, was assigned to Baxter International Inc. (Deerfield, Ill.) and Baxter Healthcare SA (Glattpark, Switzerland).

"Peritoneal dialysis system having phase change material ("PCM") heat exchange" was invented by Oskar Erik Frode Styrbjorn Fallman (Lund, Sweden).

According to the abstract* released by the U.S. Patent & Trademark Office: "A peritoneal dialysis ("PD") system includes a PD fluid pump, a PD fluid heater positioned and arranged to heat fresh PD fluid pumped by the PD fluid pump, and a phase change material ("PCM") device positioned and arranged to receive fresh PD fluid heated by the PD fluid heater. The PCM device includes a PCM having a melting tempe...