ALEXANDRIA, Va., June 12 -- United States Patent no. 12,295,585, issued on May 13.
"Balloon occlusion catheter for retrograde angiography" was invented by Timothy Patrick Murphy (Providence, R.I.).
According to the abstract* released by the U.S. Patent & Trademark Office: "The current invention comprises devices and methods for performance of retrograde angiography, viz, devices and methods of occlusion of a blood vessel and injection of contrast to flow proximal to the direction of blood flow, thereby enabling retrograde clinical angiograms of blood vessels and grafts to be obtained."
The patent was filed on Nov. 23, 2022, under Application No. 17/993,053.
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