Replacement Heart Valves - Mechanical and Bioprosthetic
Mechanical Valves:
• Ball and Cage Valves: Hufnagel Caged Ball Valve (1952), Starr-Edwards, Silastic Ball Valve (1960) - Discontinued
• Nontilting Disc: Kay-Shiley (1965), Beall Prostheses (1967) - Discontinued
• Tilting Disc: Bjork-Shiley (1969), Lillehei-Kaster (1970), Medtronic Hall (1977) - Discontinued
• Bileaflet Valves: St Jude Medical (1978), Bileaflet Bicarbon-Sorin (1990), CarboMedics Valves (1986), Medtronic Advantage (2003)
- Most popular mechanical design accounts for ~80% of implanted valves
Bioprosthetic Valves:
• Stentded: Hancock porcine xenograft (1970), Carpentier-Edwards Pericardial valve 1980
• Stentless: Toronto SPV Valve (1997), Medtronic Freestyle Valve, Edwards Prima Valve
• Percutaneous Bioprosthesis: (2002) Medtronic CoreValve, Edwards Sapien Valve
#Replacement #Heart #Valves #Mechanical #Bioprosthetic #comparison #table #thoracic #cardiology
