ALEXANDRIA, Va., Aug. 26 -- United States Patent no. 12,397,129, issued on Aug. 26, was assigned to NorMedix Inc. (Eden Prairie, Minn.).
"Coronary guide catheter" was invented by Jeffrey M. Welch (Maple Grove, Minn.) and Gregg Stuart Sutton (Maple Grove, Minn.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments include an interventional guide catheter, comprising: a main tubular shaft with a distal tip and proximal end; the main tubular shaft comprising: a main inner structural layer comprising a metallic helically wound multi-filar wire extending from a proximal tube termination to a distal end, a braided wire layer covering the main inner structural layer that extends from the proximal tube terminat...