ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,427,290, issued on Sept. 30, was assigned to C.R. Bard Inc. (Franklin Lakes, N.J.).

"Perfusion balloon with internal valve" was invented by Garrett Gomes (San Mateo, Calif.), Andrew Moll (Burlingame, Calif.), Cameron Moore (Fremont, Calif.), Samuel Radochonski (San Francisco), Chander Virk (Redwood City, Calif.) and Anthony Young (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus for performing a medical procedure and, in particular, an aortic valvuloplasty, in a vessel for transmitting a flow of fluid. The apparatus comprises a shaft, an inflatable perfusion balloon supported by the shaft and including an internal passage fo...