FDA Adverse Event Malfunction Summary report: N

VITALITY 2

MDR report key: 2171323 · Received July 21, 2011

Report

Report Number
2124215-2011-09695
Event Type
Malfunction
Date Received
July 21, 2011
Date of Event
June 3, 2011
Report Date
June 8, 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

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 ((B)(4) 2007) ADVISORY POPULATION.

Additional Manufacturer Narrative · 1

DETAILED ANALYSIS IS PENDING.

Description of Event or Problem · 1

BOSTON SCIENTIFIC RECEIVED INFORMATION THAT THIS IMPLANTABLE CARDIOVERTER DEFIBRILLATOR (ICD) WAS EXPLANTED AND THE REASON WAS UNKNOWN. HOWEVER, INITIAL ANALYSIS REVEALED A DEVICE ANOMALY. NO ADVERSE PATIENT EFFECTS WERE REPORTED.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 VITALITY 2 IMPLANTABLE CARDIOVERTER DEFIBRILLATOR LWS GUIDANT CRM CLONMEL IRELAND T167

Patients

Seq Age Sex Outcome Treatment
1 82 YR T167| 1851| 438-07-52| 0154