(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 other incidents reported from this lot.All available information was investigated and a definitive cause for the reported cable break could not be determined.The reported mechanical issue of loss of tip deflection and noise; however, were the cascading effects of the cable break.The reported failure to advance was due to the patient morphology/pathology due to tortuous vein.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 inability 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 vein was noted to be tortuous.The sgc was inserted; however, resistance was felt with the anatomy.The sgc was removed and additional minus knob was applied; however, a pop was heard and the sgc would no longer straighten.It was believed that a cable break occurred.The device was no longer used and was replaced.A new sgc was used without issue.One clip was implanted, reducing the mr to 1+.There were no adverse patient effects and no clinically significant delay in the procedure.No additional information was provided.
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