ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,544,552, issued on Feb. 10, was assigned to NirvaMed Inc. (Bloomington, Minn.).

"Therapy delivery system" was invented by Pramote Hochareon (Vadnais Heights, Minn.), Cynthia Clague (Minnetonka, Minn.), Cattleya Ounekeo (Bloomington, Minn.), Panapat Uawithya (Bangkok), Troy Ziegler (Apple Valley, Minn.) and Don Evans (Saint Paul, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A therapy delivery system for delivering therapy to a target region in a body includes an inflow channel and an outflow channel through which regulated inflow and inflow may be conveyed. The inflow and outflow is controlled by flow regulators in a manner to deliver a therapeut...