Our product evaluation lab received one model pe074f5 bipolar pacing catheter.The customer report of pacing issue was unable to be confirmed.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 5 minutes without leakage.No visible damage or abnormality was observed from balloon, windings, catheter body and returned syringe.An engineering evaluation was performed to assess for any manufacturing related processes which could be correlated to the complaint.As part of the catheter manufacturing process, 100% of the units go through an electrical continuity inspection.The complaint for pacing difficulty was unable to be confirmed through product evaluation since the affected unit was returned for evaluation and no defect found was found.Therefore based on the available information there is no evidence that supports or confirms the failure mode is associated to a manufacturing/design defect.
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