Boston Scientific is pulling its latest transcatheter aortic heart valve platform from the worldwide market and said it will ...

The FDA approved Abbott's Tendyne minimally invasive heart replacement for mitral valve disease that could disqualify ...

Abstract: A comb-type RF shield has been applied to bellows chambers and gate valves in a chain of R&D for future high intensity accelerators. The comb-type RF shield has a structure of nested comb ...