ALEXANDRIA, Va., Oct. 27 -- United States Patent no. 12,773,541, issued on Oct. 27, was assigned to Yale University (New Haven, Conn.).

"Systems and methods for bi-directional endovascular access for diagnostic and therapeutic interventions" was invented by Anand Brahmandam (New Haven, Conn.), Abhay Ramachandra (New Haven, Conn.) and Alan Dardik (Bethany, Conn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a sheath system that enables endovascular imaging and treatment of concomitant multiple lesions, both in antegrade and retrograde direction in a blood vessel. Further, the present invention relates to a method for using the sheath system enabling endovascular imaging and t...