ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,419,640, issued on Sept. 23, was assigned to Covidien LP (Mansfield, Mass.).

"Powered surgical tack applier" was invented by Russell Pribanic (Roxbury, Conn.), Christopher Switalski (Glastonbury, Conn.), David A. Zeichner (Oxford, Conn.) and David A. Nicholas (Trumbull, Conn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A handle assembly for use with a surgical tack applier includes an actuation assembly and an articulation lever assembly configured to articulate an articulation portion of the surgical tack applier. The actuation assembly includes a motor, an actuation rod, and an actuation switch configured to actuate the motor. The actuation rod ha...