ALEXANDRIA, Va., Aug. 18 -- United States Patent no. 12,708,538, issued on Aug. 18, was assigned to Medtronic Vascular Inc. (Santa Rosa, Calif.).

"Prosthesis delivery system with tip travel limiter and method of use" was invented by Robert J. Murray III (Santa Rosa, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A delivery catheter includes a tip, a spindle and a lock mechanism. The tip includes a tapered portion and a tip sleeve. The tip sleeve extends proximally and has a lumen. The spindle includes a plurality of spindle pins. The lock mechanism locks the tip sleeve to the spindle to prevent relative longitudinal movement between the spindle and the tip sleeve. The delivery catheter includes a deli...