Ordinarily when a study reveals that one device is as effective as the gold standard the news is considered good – but not fantastic – for the maker of the new device. But that's not at all Cook Medical's (Bloomington, Indiana) attitude over the final results of the MOZART (malignant obstruction Zilver Against Routine Therapy) study, which found that Cook's Zilver biliary stent is equal in effectiveness to Boston Scientific's (Natick, Massachusetts) Wallstent, the current gold standard on the market. (Medical Device Daily)