PIVOTED DISCOID HEART VALVE HAVING A CHANGING PIVOT AXIS
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Abstract
A HEART VALVE PROSTHESIS HAVING A DISCOID POPPET MOUNTED THEREIN FOR PIVOTAL MOVEMENT BETWEEN A CLOSED AND OPENED POSITION. THE POPPET IS SUPPORTED FOR MOVEMENT BY OPPOSED, SPACED SUPORTED STRUTS WICH FORM AN ECCENTRIC PIVOT POINT FOR
OPENING OF THE VALVE AND A CHANGING PIVOT POINT FOR CLOSING OF THE VALVE. THE SPACING BETWEEN THE STRUTS IS SUFFICIENT TO ENABLE ROTATIONAL MOVEMENT OF THE POPPET DURING OPERATION.
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