FDA Adverse Event Injury Summary report: N

INSIGNIA

MDR report key: 3790211 · Received May 5, 2014

Report

Report Number
2124215-2014-07338
Event Type
Injury
Date Received
May 5, 2014
Date of Event
March 20, 2014
Report Date
April 10, 2014
Manufacturer
GUIDANT CRM CLONMEL IRELAND
Product Code
NVZ
Adverse Event
Yes
Product Problem
Yes
Report Source
Manufacturer report
Reporter Occupation
PHYSICIAN

Narratives

Additional Manufacturer Narrative · 1

THE PRODUCT IS EXPECTED TO BE RETURNED FOR ANALYSIS. THIS REPORT WILL BE UPDATED UPON RETURN AND COMPLETION OF ANALYSIS.

Additional Manufacturer Narrative · 1

(B)(4). UPON RECEIPT AT OUR POST MARKET QUALITY ASSURANCE LABORATORY, DETAILED MECHANICAL AND ELECTRICAL TESTING WAS PERFORMED ON THE DEVICE. THE DEVICE BATTERY STATUS WAS 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

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Description of Event or Problem · 1

BOSTON SCIENTIFIC RECEIVED INFORMATION THAT THIS PACEMAKER BATTERY ALLEGEDLY DEPLETED PREMATURELY. THE DEVICE HAD ONE YEAR REMAINING LONGEVITY WITH A MAGNET RATE OF 90 PPM (PACING PER MINUTE) ABOUT SIX MONTHS AGO. DURING A RECENT FOLLOW UP; HOWEVER, THE LONGEVITY ESTIMATE SHOWED LESS THAN HALF YEAR WITH A MAGNET RATE OF 85 PPM AND WAS ALREADY AT END OF LIFE (EOL). BOSTON SCIENTIFIC TECHNICAL SERVICES (TS) RECOMMENDED TO SUBMIT A MEMORY DOWNLOAD FOR ANALYSIS. THIS DEVICE WAS EXPLANTED AND REPLACED. NO ADDITIONAL ADVERSE PATIENT EFFECTS WERE REPORTED.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
267664 INSIGNIA IMPLANTABLE PULSE GENERATOR NVZ GUIDANT CRM CLONMEL IRELAND 1292

Patients

Seq Age Sex Outcome Treatment
1 Hospitalization| L| R 5076| 1292