ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,740,787, issued on Sept. 22.

"Catheter device and method for selective occlusion of arteries of the descending aorta or iliac vasculature" was invented by Sundaram Ravikumar (Briarcliff Manor, N.Y.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An improved catheter device for selectively isolating and occluding a portion of the descending aorta and/or the iliac vasculature of a patient, including a guiding or isolating component on a distal end of an elongate hollow catheter shaft which is advanceable though the vascular system of the patient. The catheter shaft has a proximal portion that extends out from the patient and a distal portion adapted to be...