It was reported that after a routine device replacement procedure to a competitor product, the medical equipment company representative interrogated the device which revealed lead impedance issues.The right atrial (ra) lead triggered a lead warning due to unipolar and bipolar pacing impedances.The right ventricular (rv) lead triggered a lead warning due to unipolar pacing impedance, and there was a polarity switch.The left ventricular (lv) lead triggered a lead warning in the tip to can configuration, and there was a polarity switch.The rv lead was explanted and replaced, and the ra and lv leads remain in use.No patient complications have been reported as a result of this event.
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