Valve in valve procedure and paravalvular leaks
Valve in valve procedure and paravalvular leaks Bioprosthetic heart valves, despite best attempts at tissue treatment will suffer from degeneration. This can occur due to structural deterioration of the valve leaflets (e.g. calcium accumulation and scar formation leading to immobile and obstructive to the blood flow or perforation and tears leading to severe leakage). Occasionally, deterioration can occur when holes, gaps or slits occur outside the surgical valve due to disruption of previously placed sutures The traditional option was to … Continued