Abstract 4434: 12 Months and Beyond: Long-Term Results of the Direct Flow Medical Repositionable and Retrievable Pericardial Valve for Percutaneous Aortic Valve Replacement
Circulation(2009)
摘要
Background Percutaneous aortic valve replacement is considered an alternative for patients at high risk for open surgical repair. The Direct Flow Medical (Santa Rosa, CA) Percutaneous Aortic Valve ...
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