SAN FRANCISCO--(BUSINESS WIRE)--Anticipating a change in the practice of interventional cardiology, Medtronic, Inc. (NYSE: MDT), announced today that the latest findings from the ENDEAVOR IV clinical trial – a large study comparing two drug-eluting coronary stents head-to-head – demonstrate statistically and clinically significant differences in measures of safety between Medtronic’s Endeavor zotarolimus-eluting stent and Boston Scientific’s Taxus paclitaxel-eluting stent at three years of patient follow-up. The new data, which also show no difference in efficacy between the two devices at three years, will be presented at Transcatheter Cardiovascular Therapeutics (TCT) 2009 at approximately 5:28 p.m. Pacific time during The Drug-Eluting Stent Summit Part 1 in Room 104 at San Francisco’s Moscone Center.