ALEXANDRIA, Va., June 4 -- United States Patent no. 12,318,521, issued on June 3, was assigned to CardiacAssist Inc..
"VA ECMO with pulmonary artery ventilation" was invented by John C. Marous III (Pittsburgh), Robert G. Svitek (Freeport, Pa.), Jerry Stokes (Sarver, Pa.) and Patrick A. Kelly (North Huntingdon, Pa.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A veno-arterial extracorporeal membrane oxygenation system includes a dual lumen drainage cannula configured for withdrawing blood from a patient's vasculature in a manner that provides a perfusion of oxygenated blood with reduced carbon dioxide content while unloading the left ventricle, with two points of access to the patient's vasculature. The dual...