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Updated: Aug 5, 2026

Full-root Aortic Valve Replacement by Stentless Aortic Xenografts in Patients with Small Aortic Roots
Published on: May 21, 2017
[Re-replacement of Starr-Edwards mitral valve (model 6320) for prosthetic valve endocarditis 22 years after
T Ko1, N Kitamura, H Irie
1Department of Cardiovascular Surgery, Osaka National Hospital, Japan.
Abstract:
The patient was a 43-year-old woman who had undergone mitral valve replacement with Starr-Edwards ball valve (model 6320) 22 years ago. Perivalvular mitral leakage due to prosthetic valve endocarditis and tricuspid regurgitation were found. She underwent re-replacement of the mitral valve. The operative findings revealed almost intact valvular function of the ball valve. As far as we know, 22 years is the longest follow-up for the Starr-Edwards ball valve which has maintained normal function.
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