FDA Adverse Event Malfunction Summary report: N

VITALITY 2

MDR report key: 1951919 · Received January 7, 2011

Report

Report Number
2124215-2010-22972
Event Type
Malfunction
Date Received
January 7, 2011
Date of Event
November 29, 2010
Report Date
December 6, 2010
Manufacturer
GUIDANT CRM CLONMEL IRELAND
Product Code
LWS
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
PA
Reporter Occupation
PHYSICIAN

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.

Additional Manufacturer Narrative · 1

THIS PRODUCT IS CURRENTLY UNDERGOING DETAILED ANALYSIS. THIS EVENT WILL BE UPDATED UPON COMPLETION OF ANALYSIS.

Description of Event or Problem · 1

BOSTON SCIENTIFIC RECEIVED INFORMATION THAT THIS IMPLANTABLE CARDIOVERTER DEFIBRILLATOR (ICD) WAS EXPLANTED AND WAS RETURNED FOR DISPOSAL. ROUTINE INITIAL DEVICE TESTING INDICATED THAT DETAILED ANALYSIS WAS REQUIRED. TO DATE, THERE HAVE BEEN NO REPORTED ADVERSE PATIENT EFFECTS RELATED TO THIS CLINICAL OBSERVATION.

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 89 YR E102| 4457| 0158| T175| 1180