Stent Makers Brace for New Heart Study

By MARK JEWELL, AP Business Writer, Medicine & Health / Research

This is an undated photo provided by Boston Scientific that shows the drug-coated Taxus Express Paclitaxel Eluding Coronary Stent System. Wall Street analysts and many doctors expect another potential setback for makers of stents when results of a blockbuster study Tuesday will answer whether an artery-opening procedure plus drugs is better than medication alone for lower-risk heart patients with chest pain. (AP Photo/Boston Scientific)

(AP) -- Wall Street analysts and many doctors anticipate a setback for stent makers Tuesday when a blockbuster study answers whether an artery-opening procedure plus drugs is better than medication alone for some patients. It's the first big study to directly compare angioplasty procedures with drug therapy alone as a way to prevent heart attacks and deaths in non-emergency cases.

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