Engineers at the Georgia Institute of Technology have developed a prosthetic vein valve to help improve the lives of those suffering from a condition known as chronic venous insufficiency. The ...
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CHICAGO, IL—Patients undergoing TAVR with a self-expanding supra-annular bioprothesis (CoreValve, Evolut R, or Evolut PRO; Medtronic) have lower aortic valve mean pressure gradients, larger effective ...
QUEBEC CITY — The mortality risk posed by transcatheter valve-in-valve (ViV) procedures goes up when the failed prosthesis from prior surgical aortic valve replacement (AVR) was mismatched in size ...
In patients undergoing aortic-valve or mitral-valve replacement, either a mechanical or biologic prosthesis is used. Biologic prostheses have been increasingly favored despite limited evidence ...
Prosthesis–patient mismatch (PPM) occurs when a prosthetic aortic valve with a smaller effective orifice area (EOA) than that of the patient's native valve is implanted. PPM results in abnormally high ...
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