Boston Scientific Unveils European Market Launch Of PROMUS Element Plus NASDAQ (BSX) announced first patient use and European market launch of the PROMUS Element Plus Everolimus-Eluting Platinum Chromium Coronary Stent System. The company said the new stent system incorporates the platinum chromium or PtCr alloy and innovative ... Boston Scientific Announces First Implant and Market Launch of PROMUS Element ... Drug-eluting stent: Boston Scientific launches new Promus Element Plus in EU |