ALEXANDRIA, Va., July 15 -- United States Patent no. 12,661,486, issued on June 23, was assigned to TriSalus Life Sciences Inc. (Westminster, Colo.).

"Systems and methods to sense characteristics of a therapeutic agent in vivo" was invented by David Benjamin Jaroch (Arvada, Colo.), Bryan Foster Cox (Spring Grove, Ill.) and Michael Bojanowski (Denver).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods are provided for delivering a therapeutic agent to a target tissue via a vessel and sensing, in vivo, a characteristic of the therapeutic agent in the vessel. The characteristic indicates a concentration of the therapeutic agent in the vessel. The system preferably includes an occluder. The method...