ALEXANDRIA, Va., July 23 -- United States Patent no. 12,364,503, issued on July 22, was assigned to Penumbra Inc. (Alameda, Calif.).
"Helical separator and methods of operating the same" was invented by Stephen Joseph Pons (Alameda, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "In one embodiment, an aspiration thrombectomy system includes an aspiration catheter having a proximal end, a distal end, and a lumen to accommodate fluid, a first valve capable of removing fluids from the system to alter a level of pressure in the system in a first manner, a second valve capable of providing fluids into the system to alter the level of pressure in the system in a second manner, and a cutting instrument at the...