FDA Adverse Event Malfunction Summary report: N

VITALITY 2

MDR report key: 1954186 · Received January 10, 2011

Report

Report Number
2124215-2010-24312
Event Type
Malfunction
Date Received
January 10, 2011
Date of Event
December 17, 2010
Report Date
December 21, 2010
Manufacturer
GUIDANT CRM CLONMEL IRELAND
Product Code
LWS
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
NY
Reporter Occupation
PHYSICIAN

Narratives

Additional Manufacturer Narrative · 1

UPON RECEIPT AT OUR (B)(4) LABORATORY, A REVIEW OF DEVICE MEMORY REVEALED THAT THE DEVICE DECLARED ELECTIVE REPLACEMENT INDICATOR (ERI) AFTER EXPERIENCING TWO CHARGE TIMES GREATER THAN THE CHARGE TIME LIMIT. END OF LIFE (EOL) WAS DECLARED FOLLOWING A SINGLE CHARGE TIME GREATER THAN 30 SECONDS. THE OBSERVED RATE OF BATTERY USAGE WAS COMPARED TO THE EXPECTED RATE OF BATTERY USAGE AND THE RESULTS INDICATED THE MONITORING VOLTAGE WAS NORMAL BASED ON THERAPY USE AND PROGRAMMED SETTINGS. IT WAS CONCLUDED THAT THIS DEVICE DID NOT EXPERIENCE PREMATURE BATTERY DEPLETION. RATHER, THE ERI TO EOL TIME PERIOD WAS SHORTENED DUE TO A HIGHER-THAN-TYPICAL BUILD-UP OF INTERNAL BATTERY IMPEDANCE. THE DEVICE WAS CAPABLE OF DETECTING AND TREATING ARRHYTHMIAS, AS THE BATTERY ITSELF HAD SUFFICIENT CAPACITY REMAINING TO PROVIDE THERAPY IF NEEDED.

Additional Manufacturer Narrative · 1

UPON COMPLETION OF ANALYSIS, THIS REPORT WILL BE UPDATED.

Description of Event or Problem · 1

BOSTON SCIENTIFIC CRM RECEIVED INFORMATION THAT THIS IMPLANTABLE CARDIOVERTER DEFIBRILLATOR (ICD) WAS RETURNED FOR DISPOSAL AFTER EXPLANT. NO PRODUCT PERFORMANCE ALLEGATIONS OR ADVERSE PATIENT EFFECTS HAVE BEEN REPORTED WITH REGARD TO THIS DEVICE. ROUTINE INITIAL RETURNED DEVICE TESTING INDICATED THAT DETAILED ANALYSIS WAS REQUIRED.

Description of Event or Problem · 1

ADDITIONAL INFORMATION INDICATED THAT THIS DEVICE WAS ELECTIVELY REPLACED DUE TO VENTRICULAR TACHYCARDIA STORM.

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 44 YR Required Intervention T177| 0184| E110| 4076