(b)(4).The results of the investigation are inconclusive since the device was not returned for analysis.Our investigation was limited to the review of the device history record, which showed that each manufacturing and inspection operation was performed and indicated complete in accordance with sjm specifications and procedures.Based on the information received, the cause of the reported incident could not be conclusively determined.
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On (b)(6) 2011, a 25 mm trifecta valve was implanted.On (b)(6) 2016, the valve was explanted due to aortic insufficiency and replaced with a 23 mm edwards perimount valve.At the time of the aortic explant procedure, the surgeon identified mitral insufficiency with calcification and a concomitant mvr was performed.A 31 mm epic mitral valve (s/n: (b)(4) ) was implanted in the mitral annulus.The patient is reported to be recovering.
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