ALEXANDRIA, Va., July 16 -- United States Patent no. 12,357,156, issued on July 15, was assigned to Boston Scientific Scimed Inc. (Maple Grove, Minn.).

"Devices, systems, and methods for detecting fluid flow" was invented by George Wilfred Duval (Sudbury, Mass.), Scott Brechbiel (Acton, Mass.), Mike McGovern (Boston), James Sawicki (Arlington, Mass.) and Laura Christakis (Framingham, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A medical device may comprise a plurality of prongs, each of the prongs having a sensor configured to detect a flow of fluid; and a sleeve disposed radially outward of the plurality of prongs. The sleeve may be configured to move proximally and distally relative to the plurali...