FDA Adverse Event Malfunction Summary report: N

VITALITY

MDR report key: 2173094 · Received July 23, 2011

Report

Report Number
2124215-2011-10381
Event Type
Malfunction
Date Received
July 23, 2011
Date of Event
June 15, 2011
Report Date
June 20, 2011
Manufacturer
GUIDANT CRM CLONMEL IRELAND
Product Code
LWS
Removal / Correction Number
Z-0047-08 TO Z-0053-08
Product Problem
Yes
Report Source
Manufacturer report
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 1

ANALYSIS OF THE RETURNED PRODUCT IS CURRENTLY ONGOING. THIS REPORT WILL BE UPDATED WHEN ANALYSIS IS COMPLETE.

Additional Manufacturer Narrative · 1

A REVIEW OF DEVICE MEMORY REVEALED THAT THE DEVICE DECLARED ELECTIVE REPLACEMENT INDICATOR (ERI) AFTER EXPERIENCING TWO CONSECUTIVE CHARGE TIMES GREATER THAN THE EXTENDED MID-LIFE ERI CHARGE TIME LIMIT. THE OBSERVED RATE OF BATTERY USAGE WAS COMPARED TO THE EXPECTED RATE OF BATTERY USAGE; THE RESULTS INDICATED THAT THE MONITORING VOLTAGE WAS NORMAL. ALTHOUGH THE BATTERY ITSELF HAD NOT DEPLETED PREMATURELY, ERI WAS TRIGGERED EARLIER THAN EXPECTED BY EXTENDED CHARGE TIMES DUE TO A HIGHER-THAN-TYPICAL BUILD-UP OF INTERNAL BATTERY IMPEDANCE. THIS DEVICE IS INCLUDED IN THE MID-LIFE DISPLAY OF REPLACEMENT INDICATORS (NOVEMBER 27, 2007) ADVISORY POPULATION.

Description of Event or Problem · 1

BOSTON SCIENTIFIC RECEIVED INFORMATION THAT THIS DEVICE WAS EXPLANTED FOR NORMAL BATTERY DEPLETION. THERE WERE NO KNOWN ALLEGATIONS AGAINST THE DEVICE, AND NO REPORTS OF ADVERSE PATIENT EFFECTS. PRELIMINARY ANALYSIS DETERMINED THAT THE DEVICE DID NOT MEET LONGEVITY EXPECTATIONS.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 VITALITY IMPLANTABLE CARDIOVERTER DEFIBRILLATOR LWS GUIDANT CRM CLONMEL IRELAND T125

Patients

Seq Age Sex Outcome Treatment
1 58 YR T125| E110| 4440| 0145| 1831