ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,558,466, issued on Feb. 24, was assigned to Vantive US Healthcare LLC (Deerfield, Ill.) and Vantive Health GmbH (Glattpark, Switzerland).

"Hemodiafiltration system with disposable pumping unit" was invented by Ying-Cheng Lo (Green Oaks, Ill.), Robert W. Childers (New Port Richey, Fla.), Thomas D. Kelly (Highland Park, Ill.) and Justin Rohde (Des Plaines, Ill.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A hemodiafiltration system with a disposable pumping unit is disclosed. An example system includes a medical fluid pump actuator, a medical fluid heater, a blood filter and a disposable unit. The example disposable unit includes a medical fluid cassett...