ALEXANDRIA, Va., April 7 -- United States Patent no. 12,594,019, issued on April 7, was assigned to Medtronic Inc. (Minneapolis).

"Detection of atrial tachycardia based on regularity of cardiac rhythm" was invented by Shubha Majumder (Minneapolis), Sean R. Landman (Minneapolis) and Shantanu Sarkar (Roseville, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "This disclosure is directed to systems and techniques for determining an evidence level of an atrial tachycardia (AT) episode based on heart beat intervals in the cardiac activity data over a pre-determined time period. Based on a determination that the evidence level indicates relatively regular heart beat intervals, the example techniques apply a fi...