This is filed to report thrombus.It was reported that this was a mitra clip procedure to treat functional mitral regurgitation (mr) with a grade of 4.One clip was successfully implanted; however, the physician observed thrombus near the steerable guide catheter (sgc) on the right side of heart.It was noted that the activating clotting time (act) remained between 250 and 300 throughout the procedure.In an attempt to treat the thrombus, additional heparin was administered; however, the thrombus was unable to be treat.Therefore, the sgc was removed and the thrombus remained on the right side of the heart.No additional clips were implanted, and mr was reduced to a grade of 1.There was no clinically significant delay in the procedure.No additional information was provided.
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The device was not returned for analysis.A review of the lot history record revealed no manufacturing nonconformities issued to the reported lot that would have contributed to this event.Based on the information provided a conclusive cause for the reported thrombosis cannot be determined.The reported embolism is the result of the thrombosis.The reported patient effect of thrombosis and embolism, as listed in the mitraclip system instructions for use, are known possible complications associated with mitraclip procedures.There is no indication of a product issue with respect to manufacture, design, or labeling.
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