FDA Adverse Event Injury Summary report: N

COGNIS

MDR report key: 3211002 · Received July 8, 2013

Report

Report Number
2124215-2013-08070
Event Type
Injury
Date Received
July 8, 2013
Date of Event
April 30, 2013
Report Date
April 30, 2013
Manufacturer
GUIDANT CRM CLONMEL IRELAND
Product Code
NIK
Adverse Event
Yes
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
IN
Reporter Occupation
PHYSICIAN

Narratives

Additional Manufacturer Narrative · 1

UPON RECEIPT IN OUR POST MARKET QUALITY ASSURANCE LABORATORY, VISUAL INSPECTION CONFIRMED THE CLINICAL OBSERVATION OF A WEAKENED HEADER BOND. X-RAY EXAMINATION WAS PERFORMED. THE HEADER WIRES WERE VERIFIED TO BE CRACKED. THIS RESULTED IN HIGH PACING AND SHOCK IMPEDANCE MEASUREMENTS. IMPROVEMENTS HAVE BEEN MADE TO THE MANUFACTURING PROCESS IN ORDER TO STRENGTHEN THE BOND BETWEEN THE HEADER AND THE DEVICE CASE.

Description of Event or Problem · 1

BOSTON SCIENTIFIC RECEIVED INFORMATION THAT A RIGHT VENTRICULAR (RV) LEAD REVISION WAS SCHEDULED DUE TO GREATER THAN 200 OHM IMPEDANCE MEASUREMENTS. DURING THE REVISION PROCEDURE THE LEAD WAS SUCCESSFULLY REPLACED. DURING FINAL TESTING, THE RIGHT ATRIAL (RA) LEAD WAS RECONNECTED TO THE DEVICE HOWEVER NOISE AND GREATER THAN 2000 OHM PACING IMPEDANCE MEASUREMENTS WERE OBSERVED (THAT WERE NOT PRESENT PRIOR TO THE PROCEDURE). TESTING THROUGH THE PACING SYSTEM ANALYZER (PSA) REVEALED NORMAL VALUES WITH NO NOISE. THE DEVICE WAS EXPLANTED AND A NEW DEVICE WAS SUCCESSFULLY IMPLANTED. NORMAL MEASUREMENTS WERE NOTED WITH THE NEW DEVICE. A DEVICE HEADER ISSUE WAS SUSPECTED AND THE PREVIOUS DEVICE WAS RETURNED FOR ANALYSIS TESTING.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
309893 COGNIS IMPLANTABLE CHF PULSE GENERATOR NIK GUIDANT CRM CLONMEL IRELAND N118

Patients

Seq Age Sex Outcome Treatment
1 59 YR Hospitalization| L| R 0181| 4136| N118| 6996SQ| 4518| 0185| N164