| Model Number |
E053 |
| Medical Device Problem Code |
Premature Discharge of Battery (1057)
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| Health Effect - Clinical Code |
No Known Impact Or Consequence To Patient (2692)
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| Date of Event |
07/10/2019
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Type of Reportable Event
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Serious Injury
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Additional Manufacturer Narrative
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The device has not been received for analysis.Upon receipt and completion of the failure analysis of the complaint device, if there is any further relevant information from that review, a supplemental report will be filed.
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Event or Problem Description
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It was reported that this implantable cardioverter defibrillator (icd) was explanted due to premature battery depletion.No additional adverse patient effects were reported.
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Event or Problem Description
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It was reported that this implantable cardioverter defibrillator (icd) was explanted due to premature battery depletion.Device was returned and analyzed.No additional adverse patient effects were reported.
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Additional Manufacturer Narrative
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The returned implantable cardioverter defibrillator (icd) was analyzed and a review of the device memory confirmed that a low voltage alert, code 1003, was recorded.The battery voltage was lower than expected.Using historical daily battery voltage measurement data, engineers determined that this device was demonstrating behavior consistent with a high current condition associated with a compromised low voltage capacitor connected to the device's battery.Low voltage capacitors are used in the device's high voltage charging operation in order to facilitate fast charge times.Malfunction of these capacitors resulted in a high current drain, which was depleting this device's battery faster than normal.Boston scientific has issued an advisory communication regarding an older subset of cognis/teligen devices that is more susceptible to this anomaly.Specifically, the performance of a low voltage capacitor may be compromised over time, causing an increased current drain that can lead to premature battery depletion.
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Search Alerts/Recalls
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