(b)(4).Device evaluated by manufacturer: the device was returned for analysis.The unit returned has the distal tip kinked, as part of overall visual revision.The device has a kink at 13mm from the tip while in the neutral position.In addition, the ring #2 has broken adhesive and fluids under it.The distal section was dissected finding the center support kinked at 13mm from the tip.The manufacturing batch record review confirmed that the device met all material, assembly and performance specifications.The most probable root cause is operational context as device performance was limited due to anatomical procedural factors.(b)(4).
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Reportable based on device analysis completed on 03may2016.It was reported that a kink was noted on the distal electrode.The lesion was located in the proximal left anterior descending artery (lad).A 110-2.5-7-4 blazer prime® htd was selected for use.During unpacking, outside the patient, it was noted that the distal electrode became kinked.The procedure was completed with another of the same device and the patient's status was stable.However, device analysis revealed that the ring #2 has broken adhesive.
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