It was reported that boston scientific technical services (ts) received a call from a health care professional (hcp) about loss of capture with nine seconds of asystole and variable impedances within normal limits on the right ventricular (rv) and left ventricular (lv) leads.
The patient was in the hospital because of an ablation procedure they had done the day before.
The patient experienced some presyncope.
It was noted that the signal artifact monitor (sam) had disabled the device's minute ventilation (mv) sensor.
Ts suspected a spring contact issue, programming options were discussed and the device was reprogrammed.
It was recommended to monitor the patient for twenty-four hours post programming changes.
This device was included in the recent minute ventilation sensor signal oversensing advisory population, which ts discussed with the hcp.
The device and leads remain in service.
No additional adverse patient effects were reported.
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