New Study Favorable to Drug-Coated Stents
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But a new analysis in a British journal includes some less clear-cut findings that may spell trouble for Boston Scientific.
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A panel recommended that doctors and patients be given stronger warnings about the dangers associated with the use of drug-coated stents.
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Some cardiologists suggest drug-coated stents carry a higher risk of potentially fatal blood clots than older, bare-metal stents.
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The Food and Drug Administration said last night it would convene a public panel to examine the risk of blood clots in patients with drug-coated stents, among the world's most frequently implanted medical devices.
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A flurry of recent research has raised alarm about the safety of a new generation of stents that have quickly become the most commonly used devices for treating clogged arteries, creating widespread concern about how to care for millions of heart-disease patients.
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NEW YORK  - Initial results with a  bio-absorbable metal stent show that the novel device works as  intended -- to prop open blocked leg arteries before being  fully absorbed into the artery wall, so that complications  common with standard stents don't occur.
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GAITHERSBURG, Maryland  - Drug-coated heart stents are more likely to cause blood clots and other complications in certain high-risk cases and patients and doctors should be warned, a panel of medical experts advised on Friday.
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Kaiser Permanente, one of the biggest   U.S. health and hospital systems, has begun to study the safety   of drug-coated stents amid new signals that the widely used   heart devices might lead to fatal blood clots.
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Drug-coated stents were linked to a higher death rate when given to people with a certain type of heart attack, a finding that may limit doctors' use of the mesh tubes to prop open arteries.
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Boston Scientific Corp. found a slightly higher risk of blood clotting in patients implanted with its newer drug-coated stents compared with older bare-metal versions, a company spokesman said Thursday.
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Drug-eluting stents are safe and   effective for use in patients who had severe heart attacks, but   the potential risk of blood clots needed more study before the   devices could be recommended for all heart attack patients,   according to an editorial in a major medical journal.
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Initial results with a bio-absorbable metal stent show that the novel device works as intended -- to prop open blocked leg arteries before being fully absorbed into the artery wall, so that complications common with standard stents don't occur.
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GAITHERSBURG, Maryland  - Drug-coated heart stents deliver benefits that outweigh any risks of blood clots when used as directed, a U.S. advisory panel said on Thursday.
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A new therapy shows glimpses of promise, but proving a benefit in heart patients could be hard.
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New studies shed some light on these controversial heart treatments, but many questions remain. What patients need to know.
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BARCELONA -- Specialists expressed concerns yesterday that drug-coated heart stents -- metal-mesh tubes used to prop open coronary arteries -- might increase the chances of potentially fatal blood clots.
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GAITHERSBURG, Maryland  - A U.S. advisory panel on Friday was divided over whether current data warrant changes to drug-coated heart stent labels for their use in patients with more medical complications unapproved for the device.