With the Bjork-Shiley valve
foremost in their minds, lawmakers passed the Safe Medical Devices Act of 1990, greatly enlarging the FDA's authority to regulate manufacturers of medical devices.
A study of a small number of Bjork-Shiley valve
implants indicates a significantly higher strut fracture rate than previously expected.
If a typical sentence from your daily correspondence reads: "Mr Jones, who has a Bjork-Shiley valve
, has received bacille Calmette-Guerin, and carries diagnoses of Creutzfeldt-Jakob dementia and bancroftian filariasis.
Particularly high-risk prostheses include the Starr-Edwards and Bjork-Shiley valves