ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,409,105, issued on Sept. 9, was assigned to ENVUE MEDICAL HOLDINGS CORP. (Arlington Heights, Ill.).

"Insertion device positioning guidance system and method" was invented by Ran Cohen (Petah-Tikva, Israel), Amit Cohen (Petah-Tikva, Israel) and Doron Besser (Tel Aviv, Israel).

According to the abstract* released by the U.S. Patent & Trademark Office: "There is provided herein a system and a method for guiding insertion of a gastroenteral tube including: an electromagnetic field generator configured to generate an electromagnetic field covering a treatment area; wherein said electromagnetic field generator is external to the patient; a registration sensor configured to mark anatomic l...