ALEXANDRIA, Va., March 17 -- United States Patent no. 12,575,841, issued on March 17, was assigned to Boston Scientific Scimed Inc. (Maple Grove, Minn.).

"Fluidic devices, methods, and systems" was invented by Wei Alfred Gao (Shanghai), Cheng Zhang (Vadnais Heights, Minn.), Yuan Chester Hong (Shanghai) and Feng Kevin Xu (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "Fluidic devices, methods, and systems are disclosed. One system may comprises a sheath, a delivery module, and a removal module. The sheath includes a working lumen, a delivery lumen, and a removal lumen. The delivery module is configured to move a fluid from a fluid reservoir and into a body cavity through the delivery lumen. The remov...