COGNIS
Report
- Report Number
- 2124215-2011-05756
- Event Type
- Malfunction
- Date Received
- April 15, 2011
- Date of Event
- March 30, 2011
- Report Date
- May 12, 2011
- Manufacturer
- GUIDANT CRM CLONMEL IRELAND
- Product Code
- NIK
- Product Problem
- Yes
- Report Source
- Manufacturer report
- Reporter Occupation
- MEDICAL EQUIPMENT COMPANY TECHNICIAN/REPRESENTATIVE
Narratives
AT THIS TIME THIS PRODUCT HAS NOT BEEN RETURNED TO BOSTON SCIENTIFIC FOR ANALYSIS. THIS INVESTIGATION WILL BE UPDATED SHOULD FURTHER INFORMATION BE PROVIDED.
UPON RECEIPT AT OUR POST MARKET QUALITY ASSURANCE LABORATORY, A THOROUGH EVALUATION OF THE DEVICE WAS PERFORMED. A VISUAL INSPECTION OF THE DEVICE HEADER AND CASE NOTED NO ANOMALIES. PIN GAUGE TESTING, DESIGNED TO VERIFY PROPER PORT DIMENSIONS, WAS COMPLETED. EACH PORT MEASURED AS EXPECTED. AN IS-1/DF-1 TEST LEAD WAS PLACED INTO EACH PORT. MICROSCOPIC EVALUATION WAS ABLE TO SEE EACH LEAD BEYOND THE CONNECTOR BLOCK, AND WHEN TIGHTENED DOWN THE SETSCREW, THE LEADS ALL PASSED THE TUG TEST; WERE SECURED AND COULD NOT BE PULLED OUT. THE DEVICE WAS THEN EXPOSED TO SIMULATED HEART LOAD CONDITIONS, AND THE DEFIBRILLATION, PACING AND SENSING FUNCTIONS WERE TESTED. THE DEVICE OPERATED APPROPRIATELY, ACCORDING TO ITS PERFORMANCE SPECIFICATIONS, WITH NO INTERRUPTIONS IN THERAPY OUTPUT OR PROGRAMMER COMMUNICATION AT THE RETURNED PROGRAMMED SETTINGS. A SERIES OF ELECTRICAL TESTS WAS ALSO PERFORMED, AND AGAIN, NORMAL DEVICE FUNCTION WAS OBSERVED.
BOSTON SCIENTIFIC RECEIVED INFORMATION THAT DURING THE ATTEMPTED IMPLANT OF THIS CARDIAC RESYNCHRONIZATION THERAPY DEFIBRILLATOR (CRT-D), THE DEVICE RECORDED OUT OF RANGE RIGHT VENTRICULAR (RV) AND LEFT VENTRICULAR (LV) IMPEDANCES OF GREATER THAN 2,000 OHMS. IT WAS NOTED THAT THE PHYSICIAN PERFORMED MULTIPLE REINSERTIONS OF THE LEADS, AND COULD VISUALIZE THE TERMINAL PINS, AND PASSED THE TUG TEST; HOWEVER, MEASUREMENTS REMAINED GREATER THAN 2,000 OHMS. THE DEVICE WAS THEREFORE REMOVED AND A NEW CRT-D WAS SUCCESSFULLY IMPLANTED.
THE DEVICE WAS LATER RETURNED FOR ANALYSIS.
Devices
| Seq | Brand | Generic | Product Code | Manufacturer | Model | Lot | UDI-DI |
|---|---|---|---|---|---|---|---|
| 1 | COGNIS | IMPLANTABLE CHF PULSE GENERATOR | NIK | GUIDANT CRM CLONMEL IRELAND | N119 |
Patients
| Seq | Age | Sex | Outcome | Treatment |
|---|---|---|---|---|
| 1 | 79 YR | T135| 0157| 0158| 1181| 4542| T177| H170| (B)(4)| 4471| (B)(4) |