FDA Adverse Event Injury Summary report: N

VITALITY

MDR report key: 2042434 · Received April 6, 2011

Report

Report Number
2124215-2011-02731
Event Type
Injury
Date Received
April 6, 2011
Date of Event
January 18, 2011
Report Date
March 9, 2011
Manufacturer
GUIDANT CRM CLONMEL IRELAND
Product Code
LWS
Adverse Event
Yes
Product Problem
Yes
Report Source
Manufacturer report
Reporter Occupation
HEALTH PROFESSIONAL

Narratives

Additional Manufacturer Narrative · 1

A REVIEW OF DEVICE MEMORY REVEALED THAT THE DEVICE DECLARED END OF LIFE (EOL) AFTER EXPERIENCING ONE CHARGE TIME GREATER THAN 30 SECONDS. 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.

Additional Manufacturer Narrative · 1

THE DEVICE WAS EXPLANTED AND REPLACED. THIS DEVICE HAS NOT BEEN RETURNED FOR ANALYSIS. SHOULD ADDITIONAL INFORMATION BECOME AVAILABLE THIS REPORT WILL BE UPDATED.

Description of Event or Problem · 1

BOSTON SCIENTIFIC CRM RECEIVED INFORMATION THAT THIS IMPLANTABLE CARDIOVERTER DEFIBRILLATOR (ICD) DISPLAYED A BATTERY STATUS OF END OF LIFE (EOL). THE MONITORING VOLTAGE WAS 2.68 V AND THE CHARGE TIME WAS 35.1 SECONDS. APPROXIMATELY SIX MONTHS EARLIER, THE MONITORING VOLTAGE WAS 2.96 V AND THE CHARGE TIME WAS 9.5 SECONDS. THERE WAS A CONCERN THAT THE BATTERY WAS DEPLETING PREMATURELY. NO ADVERSE PATIENT EFFECTS WERE REPORTED.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 VITALITY IMPLANTABLE CARDIOVERTER DEFIBRILLATOR LWS GUIDANT CRM CLONMEL IRELAND T180

Patients

Seq Age Sex Outcome Treatment
1 68 YR Required Intervention T180| 0185