ALEXANDRIA, Va., June 5 -- United States Patent no. 12,274,471, issued on April 15, was assigned to NVSurgical LLC (Newton Center, Mass.).

"Cannula assembly with deployable camera" was invented by Brandon M. Zalewski (Plymouth, Conn.), Arthur C. McKinley (Westport, Mass.), Jesse R. Plouffe (Willmington, Mass.), Bryce C. Klontz Jr. (Boston), Jeffrey Karg (Bolton, Mass.), Paul DiCesare (Easton, Conn.), Danial P. Ferreira (Woodbridge, Conn.) and Melvin B. Prenovitz (Newton, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides a cannula assembly having a tube with an internal lumen, a proximal end portion and a distal end portion configured for insertion into a patient. The cannul...