Stents Bare Metal

Bare metal stents are mesh-like tubes of thin wire without a coating or covering. Ideally, bare metal stents will be covered by a new layer of endothelial cells, sealing it into the vessel wall, within a few weeks after implant. However, a percentage of patients have their body negatively respond to the implanted foreign body, resulting in the formation of neointimal hyperplasia, a growth of scar tissue over the stent. This can cause restenosis of the vessel segment, which led to the development of drug-eluting stents (DES) now used in most patients. However, DES require the patient to take long-term antiplatelet medication, so patients who are likely to be noncompliant are often given bare metal stents.  

Technology


September 20, 2010 – The U.S. Food and Drug Administration (FDA) has approved the Integrity coronary stent system ...

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September 20, 2010 - Interim six-month results for a stent system designed to treat bifurcation lesions will be ...

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September 8. 2010 – Intravascular ultrasound (IVUS)-guided bifurcation stenting significantly reduced the four ...

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Feature | David Smith, M.D.

In the world of endovascular devices, the rule is no longer one size fits all. The recent increase in the variety ...

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August 19, 2010 – The Cardiovascular Research Foundation recently announced the late-breaking trials and first ...

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Feature | Dave Fornell

There is no consensus about whether atherosclerotic renal artery stenosis should be stented or treated medically. There ...

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May 12, 2010 - Increased detection and treatment of abdominal aortic aneurysms (AAAs) and peripheral arterial ...

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May 6, 2010 – Patients who can postpone noncardiac surgery for at least six weeks after receiving a coronary ...

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April 21, 2010 – A stent that captures endothelial progenitor cells is now combined with thin cobalt chromium ...

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April 13, 2010 – More than 300 patients in Europe have been enrolled in a real-world study to assess the ...

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March 30, 2010 – A new coronary stent recently launched in Europe is designed to gain easier access to distal ...

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March 8, 2010 – Six-month follow-up data on the Stentys drug-eluting and bare metal stents showed a 4 percent ...

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February 22, 2010 – During the Joint Interventional Meeting (JIM) Feb. 11-13 in Rome, the Cappella Sideguard 3.25 ...

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December 8, 2009 – The first live U.K. cases involving Cappella’s self-expanding Sideguard Coronary Sidebranch ...

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Technology

November 3, 2009 – The FDA said Boston Scientific recently changed the name of the company's Liberté Bare-Metal ...

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