(b)(4).During processing of this complaint, attempts were made to obtain complete event, patient and device information.The device was not returned for analysis.A review of the lot history record identified no manufacturing nonconformities issued to the reported lot.Additionally, a review of the complaint history identified no similar incidents reported from this lot.All available information was investigated and a definitive cause for the reported loss of tip deflection and noise could not be determined.Based on the information reviewed, there is no indication of a product quality issue with respect to design, manufacturing or labeling of the device.
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This is filed to report the failure to straighten the steerable guide catheter (sgc).It was reported that this was a mitraclip procedure to treat degenerative mitral regurgitation (mr) with a grade of 4.The sgc was advanced over the guide wire, with three fourths of a turn on the minus knob to enter the groin.Just before inserting the sgc into the groin, a clicking noise was heard and the sgc was no longer straight.Another functional inspection of the plus/minus knob showed the there was no minus deflection.The sgc was no longer used, and was replaced.Two clips were implanted, reducing the mr to 2.There was no adverse patient sequela or a clinically significant delay in the procedure.No additional information was provided.
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