ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,453,809, issued on Oct. 28, was assigned to CardiacAssist Inc. (Pittsburgh).
"Dual lumen cannula with expandable lumen" was invented by Kelli Edwards (Glenshaw, Pa.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A dual lumen drainage cannula configured for use in a VA ECMO system includes a first drainage tube having a proximal end, a distal end, and at least one aperture in at least one wall of the first drainage tube proximate to the distal end of the first drainage tube, and a second drainage tube having a proximal end, a distal end, and at least one aperture in at least one wall of the second drainage tube proximate to the distal end of the second d...