FDA Adverse Event Malfunction Summary report: N

COGNIS

MDR report key: 3905363 · Received July 1, 2014

Report

Report Number
2124215-2014-10763
Event Type
Malfunction
Date Received
July 1, 2014
Date of Event
May 6, 2014
Report Date
May 6, 2014
Manufacturer
GUIDANT CRM CLONMEL IRELAND
Product Code
LWP
Product Problem
Yes
Report Source
Manufacturer report
Reporter Occupation
PHYSICIAN

Narratives

Additional Manufacturer Narrative · 1

(B)(4). THE LOCAL AREA SALES REPRESENTATIVE WAS CONTACTED FOR ADDITIONAL INFORMATION. AT THIS TIME, NO FURTHER INFORMATION IS AVAILABLE. SHOULD ADDITIONAL INFORMATION BECOME AVAILABLE THIS REPORT WILL BE UPDATED.

Description of Event or Problem · 1

BOSTON SCIENTIFIC RECEIVED INFORMATION THAT THIS CARDIAC RESYNCHRONIZATION THERAPY DEFIBRILLATOR (CRT-D) AND ANOTHER MANUFACTURER'S RIGHT VENTRICULAR (RV) LEAD EXHIBITED NOISE. THE NOISE WAS OVERSENSED RESULTING IN AN UNSPECIFIED DURATION OF PACING INHIBITION. AN RV LEAD FRACTURE WAS SUSPECTED. SUBSEQUENTLY, WITH THE CRT-D PROGRAMMED TO OFF-ELECTROCAUTERY MODE, LOSS OF CAPTURE (LOC) RESULTING IN FIVE SECONDS OF PACING INHIBITION WAS OBSERVED ON THE LEFT VENTRICULAR (LV) LEAD. THE PATIENT WAS COMPLETELY PACEMAKER DEPENDENT. THRESHOLD MEASUREMENTS WERE WITHIN NORMAL LIMITS. BOSTON SCIENTIFIC TECHNICAL SERVICES (TS) DISCUSSED OFF-ELECTROCAUTERY MODE AND WAS UNABLE TO DETERMINE A POTENTIAL CAUSE FOR LV LOC. NO ADVERSE PATIENT EFFECTS WERE REPORTED. THIS PRODUCT REMAINS IMPLANTED AND IN SERVICE.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
383387 COGNIS IMPLANTABLE CHF PULSE GENERATOR LWP GUIDANT CRM CLONMEL IRELAND N118

Patients

Seq Age Sex Outcome Treatment
1 92 YR H135| 6949| 5076| 4525| N118