ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,465,679, issued on Nov. 11, was assigned to DEKA Products LP (Manchester, N.H.).

"Apparatus and method for infusing fluid through a tube by appropriately heating the tube" was invented by John J. Biasi (Lancaster, Mass.), Larry B. Gray (Merrimack, N.H.) and Daniel F. Pawlowski (Mont Vernon, N.H.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A peristaltic pump disclosed herein includes a raceway, a plunger, a motor, and a heater. The raceway is configured to retain a tube (e.g., an IV tube). The plunger acts on the tube disposed within the raceway. The motor engages the plunger to actuate the plunger. The heater is disposed in thermal-conductive contact...