VITALITY 2
Report
- Report Number
- 2124215-2011-10100
- Event Type
- Malfunction
- Date Received
- July 21, 2011
- Date of Event
- June 7, 2011
- Report Date
- June 7, 2011
- Manufacturer
- GUIDANT CRM CLONMEL IRELAND
- Product Code
- LWS
- Product Problem
- Yes
- Report Source
- Manufacturer report
- Reporter Occupation
- OTHER
Narratives
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. THE DEVICE WAS THEN SUBJECTED TO A SERIES OF DIAGNOSTIC TESTS TO ASSESS THE PERFORMANCE OF DEFIBRILLATION, PACING, SENSING, HIGH VOLTAGE SHOCKING, AND DIAGNOSTIC RECORDING FUNCTIONS. THE DEVICE PASSED ALL TESTS AND FUNCTIONED NORMALLY.
BOSTON SCIENTIFIC RECEIVED INFORMATION THAT THIS DEVICE WAS EXPLANTED FOR NORMAL BATTERY DEPLETION. THERE WERE NO KNOWN ALLEGATIONS AGAINST THE DEVICE, AND NO REPORTS OF ADVERSE PATIENT EFFECTS.
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 | 76 YR | 1857| E102| 0048| 0184| 1705| 1746| 6836| T177| 0074 |