| Model Number |
7735 |
| Medical Device Problem Codes |
Fracture (1260); High impedance (1291); Over-Sensing (1438)
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| Health Effect - Clinical Code |
No Clinical Signs, Symptoms or Conditions (4582)
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| Date of Event |
12/15/2025
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Type of Reportable Event
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Malfunction
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Event or Problem Description
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It was reported that this right atrial (ra) lead exhibited pacing impedance high out of range.The lead also presented farfield oversensing, which led to one inappropriate atrial tachy response (atr) event.The lead is capturing correctly.The ra was reported to have fractured.The lead remains in service.No adverse patient effects were reported.
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Additional Manufacturer Narrative
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Device technical analysis: this product has not been returned to boston scientific, and as a result, laboratory analysis could not be conducted.Device history: a review of the device history record (dhr) was performed.The review of the dhr identified that there were no process related non-conformances, scrap, or rework performed during the production that could explain the event.The reviews ensure each device meets specification prior to release for use.There is no indication the device manufacturing process contributed to the reported complaint.Labeling review: review of labeling determined that the complaint situation was listed in the manual.There was no indication in the complaint that the product was not used in accordance to labeling.The manual was unlikely to be the cause of the reported complaint; translation, wording, or graphics does not require further review.Risk assessment: a risk review was completed and confirmed that the event of fracture was defined in the risk documentation.This event type has been accounted for during product risk analysis to support acceptable risk benefit for the product.Investigation conclusion: based on a thorough review of the reported complaint, boston scientific has assigned an investigation conclusion code of cause not established.
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Event or Problem Description
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It was reported that this right atrial (ra) lead exhibited pacing impedance high out of range.The lead also presented farfield oversensing, which led to one inappropriate atrial tachy response (atr) event.The lead is capturing correctly.The ra was reported to have fractured.The lead remains in service.No adverse patient effects were reported.
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Search Alerts/Recalls
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