US Patent Issued to Penumbra on May 12 for "Apparatus and methods for controlled clot aspiration" (California, North Dakota Inventors)

ALEXANDRIA, Va., May 12 -- United States Patent no. 12,622,715, issued on May 12, was assigned to Penumbra Inc. (Alameda, Calif.).

"Apparatus and methods for controlled clot aspiration" was invented by Scott Teigen (West Fargo, N.D.), Steven Loisel (Castro Valley, Calif.), Stephen Pons (Alameda, Calif.) and Ben Tompkins (Danville, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A sensor-controlled thrombectomy system includes an aspiration catheter, an aspiration pump, a collection canister, aspiration tubing, an external unit separate containing a medial portion of the aspiration tubing, a sensing unit within the external unit, and a controller that can utilize an algorithm to generate pressure pulses...