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    Cardiovascular values

    ·        The application of biologic valves is becoming increasingly wider with the improvement of living standard and the aged tendency of population. Bovine pericardium, as a cardiovascular implant material, is more convenient, economic and safety than other artificial material in the 40 years of clinical application. Recently, the chemical modified bovine pericardial, as a bioprosthetic valve with its excellent durability, was used as the mainstream product of artificial valve. There are several well-known brand, such as Hancock valve and Mosaic valve from the Medtronic company, and Carpentier-Edwards porcine valve.

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