ALEXANDRIA, Va., June 4 -- United States Patent no. 12,318,618, issued on June 3, was assigned to Cardiac Pacemakers Inc..

"Implantable medical device with feedthrough antenna ground structure" was invented by Daniel Joseph Landherr (Wyoming, Minn.), Ron A. Balczewski (Bloomington, Minn.), Keith R. Maile (New Brighton, Minn.), Benjamin J. Haasl (Forest Lake, Minn.), Jason Lahr (Coon Rapids, Minn.), Niharika Varanasi (Shoreview, Minn.), Thao N. Nguyen (Lakeville, Minn.) and Katherine Hauwiller (Plymouth, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An implantable medical device may include each of a conductive canister, a printed circuit board assembly (PCBA), and a header. A feedthrough and ferrule c...