One bipolar pacing catheter with an attached monoject volume limited 1.3 cc syringe was returned for examination.The reported event of a pacing issue was unable to be confirmed.There was no visible damage or abnormality was 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 with 1.3 cc air 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: updates to the h6 codes are as follows: type of investigation was changed to testing of device from same lot/batch retained by manufacturer investigation findings was changed to no device problem found.Investigation conclusions was changed to no problem detected.
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