FDA Adverse Event Malfunction Summary report: N

VITALITY 2

MDR report key: 1863610 · Received October 11, 2010

Report

Report Number
2124215-2010-15616
Event Type
Malfunction
Date Received
October 11, 2010
Date of Event
July 30, 2010
Report Date
July 30, 2010
Manufacturer
GUIDANT CRM CLONMEL IRELAND
Product Code
LWS
Product Problem
Yes
Report Source
Manufacturer report
Reporter Occupation
MEDICAL EQUIPMENT COMPANY TECHNICIAN/REPRESENTATIVE

Narratives

Additional Manufacturer Narrative · 1

A REVIEW OF DEVICE MEMORY REVEALED THAT THE DEVICE DECLARED ELECTIVE REPLACEMENT INDICATOR (ERI) AFTER EXPERIENCING A CONSECUTIVE CHARGE TIME 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 ISSUE IS DISCUSSED IN THE Q2 2010 PRODUCT PERFORMANCE REPORT.

Description of Event or Problem · 1

BOSTON SCIENTIFIC CRM RECEIVED INFORMATION THAT THIS IMPLANTABLE CARDIOVERTER DEFIBRILLATOR WAS EXPLANTED AND RETURNED WITHOUT AN ALLEGATION. INITIAL ROUTINE ANALYSIS TESTING REVEALED THAT THE DEVICE HAD TRIGGERED THE ELECTIVE REPLACEMENT INDICATOR (ERI) WHILE IMPLANTED. HOWEVER, THE DEVICE FAILED THE LABELED LONGEVITY CALCULATION. THE DEVICE WAS FORWARDED ON FOR FURTHER DETAILED ANALYSIS TESTING. 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 T175

Patients

Seq Age Sex Outcome Treatment
1 Other