One d97130f5 bipolar pacing catheter with monoject limited volume syringe was returned for examination.Blood was visible on the balloon windings.The reported event of a pacing issue was unable to be confirmed.There was no visible damage or abnormality observed from the catheter body, balloon, windings or returned syringe.Continuity testing was performed on the distal and proximal circuits and there were no open, intermittent, or short conditions observed.The balloon inflated clear and concentric, and the balloon remained inflated for five minutes without leakage.The reported event could not be confirmed or replicated during the analysis, as the device responded appropriately during functional testing.It is not known if some procedural factors may have contributed to the event.There was no evidence of a manufacturing nonconformance.Complaint histories for all reported events are reviewed against trending control limits on a monthly basis, and any excursions above the control limits are assessed and documented as part of this monthly review.Correction: the customer clarified that the catheter was in the patient when the issue occurred.Updates to the h6 codes are as follows: type of investigation was changed to test of actual/suspected device investigation findings was changed to no device problem found investigation conclusions was changed to no problem detected.
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