Prosthetic sutureless heart valve
First Claim
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1. A HEART VALVE COMPRISING A PAIR OF COAXIAL AND RELATIVELY MOVABLE RINGS, A VALVE SUPPORTED BY THE RINGS, THE OUTER PORTION OF A RING BEING PROVIDED WITH A PLURALITY OF CIRCUMFERENTIALLY SPACED RADIAL PASSAGES THERETHROUGH, AND A PLURALITY OF CURVED PINS HAVING POINTED OUTER END PORTIONS SLIDABLY DISPOSED IN SAID PASSAGES, THE INNER ENDS OF THE PINS BEING PIVOTALLY MOUNTED ON TRANSVERSE AXES IN THE OTHER RING, WHEREBY WHEN THE RINGS ARE MOVED IN A PREDETERMINED DIRECTION RELATIVE TO EACH OTHER THE PINS ARE PROJECTED FROM SAID PASSAGES INTO TISSUE-PIERCING POSITION.
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1 Claim
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1. A HEART VALVE COMPRISING A PAIR OF COAXIAL AND RELATIVELY MOVABLE RINGS, A VALVE SUPPORTED BY THE RINGS, THE OUTER PORTION OF A RING BEING PROVIDED WITH A PLURALITY OF CIRCUMFERENTIALLY SPACED RADIAL PASSAGES THERETHROUGH, AND A PLURALITY OF CURVED PINS HAVING POINTED OUTER END PORTIONS SLIDABLY DISPOSED IN SAID PASSAGES, THE INNER ENDS OF THE PINS BEING PIVOTALLY MOUNTED ON TRANSVERSE AXES IN THE OTHER RING, WHEREBY WHEN THE RINGS ARE MOVED IN A PREDETERMINED DIRECTION RELATIVE TO EACH OTHER THE PINS ARE PROJECTED FROM SAID PASSAGES INTO TISSUE-PIERCING POSITION.
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Current AssigneeHV Corporation
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Original AssigneeHarry W. Cromie
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InventorsCromie, Harry W.
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Application NumberUS04/266,272Time in Patent Office511 DaysField of SearchUS Class Current623/2.38CPC Class CodesA61F 2/2409 Support rings therefor, e.g...A61F 2/2424 Ball valvesY10T 137/7912 Separable seat
