FDA Adverse Event Malfunction Summary report: N

VITALITY 2

MDR report key: 2053223 · Received April 13, 2011

Report

Report Number
2124215-2011-04085
Event Type
Malfunction
Date Received
April 13, 2011
Date of Event
March 3, 2011
Report Date
March 30, 2011
Manufacturer
GUIDANT CRM CLONMEL IRELAND
Product Code
LWS
Product Problem
Yes
Report Source
Manufacturer report
Reporter Occupation
HEALTH PROFESSIONAL

Narratives

Additional Manufacturer Narrative · 1

AS NO FURTHER INFORMATION CONCERNING THIS REPORT IS EXPECTED AT THIS TIME, OUR INVESTIGATION IS COMPLETE. THIS INVESTIGATION WILL BE UPDATED SHOULD FURTHER INFORMATION BE PROVIDED.

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

APPROXIMATELY ONE WEEK LATER THE DEVICE WAS EXPLANTED AND SUCCESSFULLY REPLACED. ANALYSIS OF THE RETURNED PRODUCT IS CURRENTLY ONGOING. THIS EVENT WILL BE UPDATED UPON COMPLETION OF THE ANALYSIS.

Description of Event or Problem · 1

BOSTON SCIENTIFIC RECEIVED INFORMATION THAT THIS IMPLANTABLE CARDIOVERTER DEFIBRILLATOR (ICD) DECLARED END OF LIFE (EOL) DUE TO A CHARGE TIME MEASUREMENT OF 31.7 SECONDS. THE MONITORING VOLTAGE WAS 2.66 VOLTS. THE DEVICE PLANNED TO BE CHANGED OUT ONCE THE PHYSICIAN WAS BACK FROM VACATION. TO DATE, THERE HAVE BEEN NO ADVERSE PATIENT EFFECTS REPORTED.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 VITALITY 2 IMPLANTABLE CARDIOVERTER DEFIBRILLATOR LWS GUIDANT CRM CLONMEL IRELAND T177

Patients

Seq Age Sex Outcome Treatment
1 66 YR 0185| T177