[Present status and problems about clinical applications of circulatory assist devices (author's transl)].
D000293:Adolescent; D000328:Adult; D000368:Aged; D001705:Bioprosthesis; D006328:Cardiac Catheterization / Q000379:methods; D002675:Child, Preschool; D003327:Coronary Disease / Q000601:surgery; D005260:Female; D006330:Heart Defects, Congenital / Q000601:surgery; D006349:Heart Valve Diseases / Q000601:surgery; D006350:Heart Valve Prosthesis; D006355:Heart-Lung Machine / Q000009:adverse effects; D006474:Hemorrhagic Disorders / Q000209:etiology; D006801:Humans; D008297:Male; D008875:Middle Aged