FDA Adverse Event Malfunction Summary report: N

VITALITY 2

MDR report key: 2163483 · Received July 15, 2011

Report

Report Number
2124215-2011-07446
Event Type
Malfunction
Date Received
July 15, 2011
Date of Event
April 22, 2011
Report Date
April 28, 2011
Manufacturer
GUIDANT CRM CLONMEL IRELAND
Product Code
LWS
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
MD
Reporter Occupation
PHYSICIAN

Narratives

Additional Manufacturer Narrative · 1

THE PRODUCT HAS BEEN RECEIVED AND IS CURRENTLY BEING ANALYZED. WHEN TESTING IS COMPLETE THIS REPORT WILL BE UPDATED.

Additional Manufacturer Narrative · 1

UPON RECEIPT AT OUR POST MARKET QUALITY ASSURANCE LABORATORY, 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.

Description of Event or Problem · 1

BOSTON SCIENTIFIC RECEIVED INFORMATION THAT THIS DEVICE WAS EXPLANTED FOR NORMAL BATTERY DEPLETION. THERE WAS NO ALLEGATION FROM THE FIELD REGARDING THE FUNCTION OF THE DEVICE. INITIAL LABORATORY ANALYSIS FOUND THE DEVICE DID NOT MEET LONGEVITY ESTIMATES PROVIDED IN DEVICE LABELING.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 VITALITY 2 IMPLANTABLE CARDIOVERTER DEFIBRILLATOR LWS GUIDANT CRM CLONMEL IRELAND T175

Patients

Seq Age Sex Outcome Treatment
1 73 YR (B)(4)| (B)(4)| (B)(4)