Bjork Shiley Heart Valve a Ticking Time Bomb

Worldwide, 619 valve fractures have been reported to Shiley with approximately two thirds of the cases resulting in death following the valve fracture. Since 1979 approximately 86,000 BSCC valves have been implanted worldwide with over 40,000 being implanted in America alone. In 1986 the FDA finally forced the Bjork-Shiley Convexo-Concave heart valve off the market. […]