title: [Use of an artificial semirigid support ring for correcting mitral valve insufficiency].
mesh_terms: D005500:Follow-Up Studies; D006801:Humans; D008943:Mitral Valve / Q000601:surgery*; D008944:Mitral Valve Insufficiency / Q000601:surgery*; D019736:Prostheses and Implants; D011474:Prosthesis Design; D013193:Stainless Steel
chemical_list: D013193:Stainless Steel
vernacular_title: Primenenie iskusstvennogo poluzhestkogo opornogo kol'tsa dlia korrektsii nedostatochnosti mitral'nogo klapana.