Patents Assigned to Nauchno-Issledovatelsky Institut Khirurgii Imeni A.V. Vishnevskogo
  • Cardiac valve prosthesis
    Patent number: 4576605
    Abstract: A cardiac valve prosthesis including an annular body having a valving member and a suturing collar. The collar has a V-shaped groove in which is mounted a movable disc segment intended for covering calcinosis. There is provided a cord for retaining the disc segment in a desired angular position relative to the suturing collar.
    Type: Grant
    Filed: March 1, 1985
    Date of Patent: March 18, 1986
    Assignee: Nauchno-Issledovatelsky Institut Khirurgii Imeni A.V. Vishnevskogo
    Inventors: Arnold N. Kaidash, Naum A. Iofis, Semen G. Khurtsilava, Alexandr S. Bukatov, Zinaida P. Danilova