Key result
In vitro simulation demonstrated that mechanical heart valves, unlike bioprosthetic valves, generate microbubbles and vortices at the instant of closure.
Why the study?
Do mitral mechanical heart valves generate microbubbles and vortices during closure compared to bioprosthetic valves in an in vitro model?
Population
In vitro fluid dynamic environment simulating hemodynamic conditions of patients with mitral mechanical…
Comparison
Mitral mechanical heart valves vs Bioprosthetic valves
Design
Preclinical
Authors
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Does not support changing valve selection; leaves open whether microbubbles affect atrial endothelium in vivo.
Do mitral mechanical heart valves generate microbubbles and vortices during closure compared to bioprosthetic valves in an in vitro model?
In vitro studies confirm that mechanical mitral valves generate microbubbles and vortices upon closure, unlike bioprosthetic valves, potentially impacting the left atrial endothelial layer.
S Milo (2003) studied Mitral mechanical heart valves. Mechanical heart valves vs. Bioprosthetic valves was evaluated on Microbubble and vortex formation during valve closure. In vitro simulation demonstrated that mechanical heart valves, unlike bioprosthetic valves, generate microbubbles and vortices at the instant of closure.
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