Boston scientific received information that this pacemaker and right atrial (ra) lead exhibited an increase in pacing threshold measurements.Additionally, a decrease in p-wave measurements was noted along with some atrial undersensing.The outputs were increased due to the rise in threshold measurements.At a recent device check the remaining longevity was displayed as less than.5 years.There was a concern the battery was depleting prematurely.Data was sent for review and it was noted the device had reached elective replacement indicator (eri).Boston scientific technical services (ts) discussed the device would have 90 days before reaching end of life (eol).It was noted an x-ray was performed which showed the device may have migrated resulting in an altered ra lead position.Lead replacement was being considered when device replacement takes place.No adverse patient effects were reported.
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