FDA Adverse Event Malfunction Summary report: N

VITALITY

MDR report key: 1951345 · Received January 6, 2011

Report

Report Number
2124215-2010-22809
Event Type
Malfunction
Date Received
January 6, 2011
Date of Event
November 23, 2010
Report Date
December 1, 2010
Manufacturer
GUIDANT CRM CLONMEL IRELAND
Product Code
LWS
Removal / Correction Number
Z-1620-09 TO Z-1621-09
Product Problem
Yes
Report Source
Manufacturer report
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 1

UPON RECEIPT AT OUR POST MARKET QUALITY ASSURANCE LABORATORY, THIS DEVICE'S PROGRAMMED PARAMETER SETTINGS AND THERAPY HISTORY WERE USED TO ESTIMATE EXPECTED BATTERY USE TO DATE, THEN COMPARED TO ACTUAL USE. OUR INITIAL ANALYSIS SHOWED THIS DEVICE DID NOT MEET LONGEVITY EXPECTATIONS PER PROGRAMMED VALUES. ADDITIONAL ANALYSIS IS PENDING.

Additional Manufacturer Narrative · 1

DURING SUBSEQUENT ANALYSIS, PORTIONS OF THE CIRCUITRY, INCLUDING THE BATTERY, WERE ISOLATED AND TESTED. FINAL ANALYSIS CONCLUDED THAT THE PREMATURE BATTERY DEPLETION WAS DUE TO LOW-VOLTAGE CAPACITOR DEGRADATION, WHICH RESULTED IN A HIGH CURRENT CONDITION.

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. THIS DEVICE IS INCLUDED IN THE (B)(6) 2007 SHORTENED REPLACEMENT WINDOW ADVISORY POPULATION.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 VITALITY IMPLANTABLE CARDIOVERTER DEFIBRILLATOR LWS GUIDANT CRM CLONMEL IRELAND T135

Patients

Seq Age Sex Outcome Treatment
1 80 YR 0174| T135