[Prosthesis of the mitral valve with full or partial preservation of the subvalvular apparatus].

The article deals with the first experience in the USSR in using the method of mitral valve prosthesis with complete or partial preservation of the subvalvular apparatus. The operation was performed in 10 patients with mitral insufficiency or combined mitral valvular disease of various etiology. The advantages of employing during operation by this method mechanical prostheses with an obturator element which changes its position are pointed out. Only one patient needed inotropic support in the postoperative period. There were neither complications nor fatal outcomes.