During a valvuloplasty procedure, the distal electrode on the catheter was left inside a peripheral vein.While the device was in the right atrium, the balloon was inflated and deflated.Later, the balloon was attempted to be inflated, however, x-ray revealed that the balloon was not inflated.While extracting the device, the electrode was noted to be missing and the device was damaged.An x-ray showed that the distal electrode was not in the heart but a peripheral vein, so the procedure was completed and the electrode was not retrieved.There were no patient consequences and no intervention was performed.
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One pacel flow directed pacing catheter was returned to the manufacturer for analysis.The reported event of a balloon inflation issue and detached distal electrode was confirmed.The results of the investigation concluded that the balloon was undamaged, and the distal and proximal adhesive bonds were intact; however, the distal tip electrode had been detached and was not returned.Although functional testing for the balloon inflation difficulties could not be conducted, the cause of the balloon inflation difficulties is consistent with the detached distal tip electrode.Additional investigation concluded the cause of the detached tip electrode was due to incorrectly mixed epoxy.
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