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Process for installing mitral valves in their anatomical space by attaching cords to an artificial stent

  • US 4,261,342 A
  • Filed: 06/29/1979
  • Issued: 04/14/1981
  • Est. Priority Date: 10/26/1978
  • Status: Expired due to Term
First Claim
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1. A method of installing a mitral valve in an appropriate anatomical space in the heart of a patient, said method comprising the steps of:

  • providing a donor biological mitral valve, said valve having been selected to fit an appropriate anatomical space in the heart of the patient, said valve having been removed from said donor with tendinous cords attached thereto and said tendinous cords attached to appropriate sections of papillary muscle which have been removed from said donor;

    providing stents which correspond in size and shape to the size and shape of said sections of the papillary muscles to which said tendinous cords are attached;

    attaching said tendinous cords to said stents at locations on said stents corresponding to the locations on said sections of the papillary muscles to which said tendinous cords are attached;

    covering said stents and the periphery of said biological mitral valve with an anti-rejecting prosthetic material; and

    suturing said stents and said periphery of said biological mitral valve to the corresponding part of the patient heart.

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