ALEXANDRIA, Va., July 16 -- United States Patent no. 12,357,380, issued on July 15.

"Suction cannula for removal of duct blockage" was invented by Anthony DiTomaso (Sarasota, Fla.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Technologies are described for an endoscopic duct clearing system. A cannula can be shaped to pass through an endoscope within an esophagus, into a duodenum, and through an incision in a duodenal papilla. A capture basket may be deployed from a distal end of the cannula. A hand control at the proximate end of the cannula may be operable to position the distal end of the cannula from outside the endoscope into proximity of blockage material. A suction line may be coupled from a suction ...