FDA Adverse Event Injury Summary report: N

COGNIS

MDR report key: 3212654 · Received July 9, 2013

Report

Report Number
2124215-2013-09370
Event Type
Injury
Date Received
July 9, 2013
Date of Event
April 12, 2013
Report Date
October 8, 2013
Manufacturer
GUIDANT CRM CLONMEL IRELAND
Product Code
LWP
Removal / Correction Number
Z-0025-2014
Adverse Event
Yes
Product Problem
Yes
Report Source
Manufacturer report
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 1

(B)(4). 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. THIS PARTICULAR DEVICE WAS INCLUDED IN THE ADVISORY POPULATION.

Additional Manufacturer Narrative · 1

UPON RECEIPT AT OUR QUALITY ASSURANCE LABORATORY, THIS DEVICE WAS THOROUGHLY INSPECTED AND ANALYZED. REVIEW OF THE DEVICE MEMORY CONFIRMED A LOW VOLTAGE BATTERY FAULTS (FAULT CODE 1003) HAD BEEN RECORDED. EXTERNAL VISUAL INSPECTION OF THE DEVICE NOTED NO ANOMALIES. AFTER THE TITANIUM CASE WAS OPENED, MICROSCOPIC VISUAL INSPECTION DID NOT REVEAL ANY IRREGULARITIES. THE BATTERY WAS THEN REMOVED, SO THAT AN EXTERNAL POWER SUPPLY COULD BE CONNECTED TO THE DEVICE FOR FURTHER ANALYSIS. A HIGHER THAN NORMAL CURRENT USAGE WAS OBSERVED. ELECTRICAL TESTING ISOLATED THE HIGH CURRENT CONDITION TO TWO COMPROMISED LOW VOLTAGE CAPACITOR(S) THAT ARE CONNECTED TO THE DEVICE¿S BATTERY. THIS TYPE OF COMPONENT MALFUNCTION CAN RESULT IN A HIGH CURRENT DRAIN, WHICH OVER TIME CAN RESULT IN PREMATURE BATTERY DEPLETION, AS WAS OBSERVED IN THIS CASE.

Additional Manufacturer Narrative · 1

THE DEVICE WAS SUCCESSFULLY EXPLANTED AND REPLACED. THE PRODUCT HAS BEEN RECEIVED FOR ANALYSIS. THIS REPORT WILL BE UPDATED UPON COMPLETION OF ANALYSIS.

Description of Event or Problem · 1

BOSTON SCIENTIFIC RECEIVED INFORMATION THAT THIS CARDIAC RESYNCHRONIZATION THERAPY DEFIBRILLATOR (CRT-D) EXHIBITED A VOLTAGE TOO LOW FOR REMAINING CAPACITY FAULT MESSAGE. A COPY OF DEVICE MEMORY WAS SUBMITTED TO BOSTON SCIENTIFIC TECHNICAL SERVICES (TS) FOR ANALYSIS. ANALYSIS OF DEVICE MEMORY CONFIRMED THE FAULT MESSAGE AND NOTED NO OTHER SUSPICIOUS FAULTS OR RESETS AND DEVICE THERAPY WAS NOTED TO REMAIN UNAFFECTED. TS RECOMMENDED DEVICE REPLACEMENT. AN INVASIVE PROCEDURE WAS PERFORMED. NO ADDITIONAL ADVERSE PATIENT EFFECTS WERE REPORTED.

Description of Event or Problem · 1

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Description of Event or Problem · 1

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Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
312220 COGNIS IMPLANTABLE CHF PULSE GENERATOR LWP GUIDANT CRM CLONMEL IRELAND N119

Patients

Seq Age Sex Outcome Treatment
1 68 YR Hospitalization| L| R 4088| 4543| N119| 4087| 1290| 0184