Percutaneously-inserted cardiac valve

Prosthesis (i.e. – artificial body members) – parts thereof – or ai – Heart valve – Having rigid or semirigid pivoting occluder

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Details

623900, A61F 224

Patent

active

053324021

ABSTRACT:
A cardiac valve implanted within the heart is given where a expansible valve maintained in a collapsed form by cold temperature is percutaneously inserted along a releasable guide wire in a cooled sheath and when positioned is expanded by withdrawing the cold temperature.

REFERENCES:
patent: 3626518 (1971-12-01), Leibinsohn
patent: 3691567 (1972-09-01), Cromie
patent: 3868956 (1975-03-01), Alfidi et al.
patent: 3911502 (1975-10-01), Boretos
patent: 4030142 (1977-06-01), Wolfe
patent: 4503569 (1985-03-01), Dotter
patent: 4759758 (1988-07-01), Gabbay
patent: 4994077 (1991-02-01), Dobben

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