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Valve-in-Valve Implants Via Catheter Effective in High-Risk Patients, St. Paul's Hospital Study



5/5/2010 7:43:24 AM

ScienceDaily (May 5, 2010) — Replacing failing artificial animal-based heart valves by implanting mechanical valves inside them is an effective option for high-risk patients, according to research reported in Circulation: Journal of the American Heart Association. In the study, physicians from Canada and the United Kingdom describe how 24 high-risk patients whose previous implants failed received transcatheter valve-in-valve implantation, where a new artificial valve is seated within a previously implanted valve made of pig or cow tissue.

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