The patient presented in clinic with syncope.During interrogation a loss of pacing was noted on the device due to a loss of capture on the right ventricular (rv) and left ventricular (lv) lead.The device, rv lead, and lv lead were explanted and replaced.The patient was stable and will continue to be monitored.Related manufacturer report number: 2938836-2019-13897.Related manufacturer report number: 2017865-2019-14064.
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Upon receipt, the device was interrogated and the device was above the elective replacement indicator when received.Pacing, sensing, impedance, high voltage output, patient notifier were tested and no anomaly was detected.The cause of the field event remains undetermined.The reported event of capture and pacing anomaly could not be confirmed in the lab.
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