VITALITY 2
Report
- Report Number
- 2124215-2011-05964
- Event Type
- Injury
- Date Received
- April 13, 2011
- Date of Event
- March 4, 2011
- Report Date
- March 4, 2011
- Manufacturer
- GUIDANT CRM CLONMEL IRELAND
- Product Code
- LWS
- Product Problem
- Yes
- Report Source
- Manufacturer report
- Reporter Occupation
- MEDICAL EQUIPMENT COMPANY TECHNICIAN/REPRESENTATIVE
Narratives
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.
BOSTON SCIENTIFIC RECEIVED INFORMATION THAT THIS DEVICE DECLARED ELECTIVE REPLACEMENT INDICATOR (ERI) AND A CHANGEOUT PROCEDURE WAS PERFORMED. IT WAS REPORTED THAT THE PATIENT IMPLANTED WITH THIS DEVICE ENTERED VENTRICULAR TACHYCARDIA (VT) ARRHYTHMIAS FREQUENTLY AND REQUIRED ANTI-TACHYCARDIA PACING (ATP). AN ALLEGATION REGARDING THE UNEXPECTED BATTERY DEPLETION WAS MADE.
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 | 44 YR | T175| T135| 1793| 0144 |