FDA Adverse Event Malfunction Summary report: N

INSIGNIA

MDR report key: 2050641 · Received April 12, 2011

Report

Report Number
2124215-2011-03048
Event Type
Malfunction
Date Received
April 12, 2011
Date of Event
February 16, 2011
Report Date
September 23, 2013
Manufacturer
GUIDANT CRM CLONMEL IRELAND
Product Code
NVZ
Product Problem
Yes
Report Source
Manufacturer report
Reporter Occupation
HEALTH PROFESSIONAL

Narratives

Additional Manufacturer Narrative · 1

AT THIS TIME THE PRODUCT REMAINS IN SERVICE. IF ADDITIONAL INFORMATION BECOMES AVAILABLE THIS REPORT WILL BE UPDATED AS NECESSARY.

Additional Manufacturer Narrative · 1

UPON RECEIPT AT OUR POST MARKET QUALITY ASSURANCE LABORATORY, DETAILED MECHANICAL AND ELECTRICAL TESTING WAS PERFORMED ON THE DEVICE. THE DEVICE BATTERY STATUS WAS END OF LIFE (EOL). THE DEVICE FUNCTIONED NORMALLY THROUGHOUT TESTING. LABORATORY ANALYSIS DETERMINED THAT THIS DEVICE EXPERIENCED NORMAL BATTERY DEPLETION; HOWEVER, THE ESTIMATED LONGEVITY REMAINING VALUE APPEARED TO DECREASE MORE QUICKLY THAN EXPECTED BETWEEN ROUTINE FOLLOW-UPS. FACTORS INFLUENCING THE ESTIMATED LONGEVITY REMAINING CALCULATION INCLUDE PACING RATE, AMPLITUDE, PULSE-WIDTH AND LEAD IMPEDANCE. ANY (EVEN SLIGHT) CHANGES IN THESE FACTORS WILL IMPACT THE BATTERY CONSUMPTION CALCULATION AND THEREFORE THE REMAINING LONGEVITY ESTIMATE. PLEASE NOTE THAT, DESPITE THE DROP IN ESTIMATED LONGEVITY REMAINING, THE ACTUAL BATTERY CONDITION DID NOT CHANGE SIGNIFICANTLY BETWEEN FOLLOW-UPS. IN SUMMARY, IT WAS DETERMINED THAT THIS DEVICE EXPERIENCED NORMAL BATTERY DEPLETION, BUT DECLARED EOL EARLIER THAN PREVIOUSLY ESTIMATED.

Description of Event or Problem · 1

THE PACEMAKER WAS EXPLANTED DUE TO NORMAL BATTERY DEPLETION AND WAS REPLACED WITH A NEW DEVICE. NO ADVERSE PATIENT EFFECTS WERE REPORTED.

Description of Event or Problem · 1

BOSTON SCIENTIFIC RECEIVED INFORMATION THAT AT RECENT INTERROGATION THE BATTERY REMAINING SHOWED 1 YEAR AND THE MAGNET RATE WAS 90 BPM, AND THERE WAS NO REPROGRAMMING DONE. AT THE END OF THAT SAME VISIT, THE DEVICE WAS RE-INTERROGATED AGAIN AND IT SHOWED 2 YEARS REMAINING AND MAGNET RATE WAS STILL AT 90 BPM. THE DEVICE REMAINS IMPLANTED.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 INSIGNIA IMPLANTABLE PULSE GENERATOR NVZ GUIDANT CRM CLONMEL IRELAND 1291

Patients

Seq Age Sex Outcome Treatment
1 87 YR 4087| 4088| 1291