FDA Adverse Event Malfunction Summary report: N

VITALITY

MDR report key: 2173327 · Received July 23, 2011

Report

Report Number
2124215-2011-11562
Event Type
Malfunction
Date Received
July 23, 2011
Date of Event
June 13, 2011
Report Date
June 13, 2011
Manufacturer
GUIDANT CRM CLONMEL IRELAND
Product Code
LWS
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
MA
Reporter Occupation
PHYSICIAN

Narratives

Additional Manufacturer Narrative · 1

A REVIEW OF DEVICE MEMORY REVEALED THAT THE DEVICE DECLARED END OF LIFE (EOL) 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, EOL WAS TRIGGERED EARLIER THAN EXPECTED BY EXTENDED CHARGE TIMES DUE TO A HIGHER-THAN-TYPICAL BUILD-UP OF INTERNAL BATTERY IMPEDANCE.

Description of Event or Problem · 1

BOSTON SCIENTIFIC RECEIVED INFORMATION THAT THIS IMPLANTABLE CARDIOVERTER DEFIBRILLATOR (ICD) WAS EXPLANTED DUE TO NORMAL ELECTIVE REPLACEMENT INDICATOR (ERI) BATTERY STATUS AND WAS REPLACED WITH ANOTHER ICD. UPON RECEIPT, INITIAL LABORATORY ANALYSIS DETERMINED THAT THIS DEVICE DID NOT MEET EXPECTED LONGEVITY PREDICTIONS AS DESCRIBED IN DEVICE LABELING.

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 73 YR T135| 0158| E102