ALEXANDRIA, Va., Oct. 27 -- United States Patent no. 12,773,564, issued on Oct. 27, was assigned to Pacesetter Inc. (Sylmar, Canada).

"Method and system for dynamic atrioventricular delay with adaptive search and rate-responsive search extension" was invented by Nima Badie (Gold River, Calif.), Aditya Goil (Stevenson Ranch, Calif.) and Kunal Chaniary (Porter Ranch, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An implantable medical device (IMD) and process are provided comprising one or more electrodes configured to be implanted to define a pacing vector through at least a portion of a ventricle. Sensing circuitry is configured to sense intrinsic atrial activity (As) and intrinsic ventricular activi...