A rare Mechanical prosthetic valve dysfunction

Yan Sun, Hui Ming Zhang, Hao Wang


A rare case of mechanical prosthetic valve dysfunction in mitral position. The mechanical valve opened once every two cardiac cycles. We also found the opening time of the mechanical valve in aortic positions was long and short alternately because of the Left ventricular volume changed every cardiac cycles.

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DOI: http://dx.doi.org/10.11152/mu-907


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