FDA Adverse Event Injury Summary report: N

COGNIS

MDR report key: 3771408 · Received April 24, 2014

Report

Report Number
2124215-2014-09093
Event Type
Injury
Date Received
April 24, 2014
Date of Event
November 17, 2011
Report Date
February 20, 2014
Manufacturer
GUIDANT CRM CLONMEL IRELAND
Product Code
LWP
PMA / PMN Number
P010012
Adverse Event
Yes
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
NY
Reporter Occupation
PHYSICIAN

Narratives

Additional Manufacturer Narrative · 1

AS NO FURTHER INFORMATION CONCERNING THIS REPORT IS EXPECTED, OUR INVESTIGATION IS COMPLETE. THIS INVESTIGATION WILL BE UPDATED SHOULD FURTHER INFORMATION BE PROVIDED.

Description of Event or Problem · 1

BOSTON SCIENTIFIC RECEIVED INFORMATION THAT THE LEFT VENTRICULAR (LV) LEAD EXHIBITED AN INCREASE IN THRESHOLD MEASUREMENTS. AN INCREASE IN PACING IMPEDANCE MEASUREMENTS WAS ALSO OBSERVED INCLUDING HIGH OUT OF RANGE PACING IMPEDANCE MEASUREMENTS GREATER THAN 2,000 OHMS. ADDITIONALLY, LOW LV INTRINSIC AMPLITUDES WERE OBSERVED. ADDITIONAL INFORMATION WAS RECEIVED INDICATING HIGH PACING IMPEDANCE MEASUREMENTS AND HIGH THRESHOLD MEASUREMENTS CONTINUED TO BE OBSERVED. THE LV LEAD WAS PROGRAMMED OFF AND WILL BE FURTHER EVALUATED WHEN THE PATIENT'S DEVICE NEEDS REPLACEMENT. ADDITIONAL INFORMATION WAS RECEIVED INDICATING THE PATIENT IMPLANTED WITH THE LV EXPERIENCED WORSENING HEART FAILURE. AN INVASIVE PROCEDURE WAS PERFORMED TO REPLACE THE LEAD. THE LEAD WAS SURGICALLY ABANDONED AND A NEW LEAD WAS SUCCESSFULLY IMPLANTED. NO ADDITIONAL ADVERSE PATIENT EFFECTS WERE REPORTED. ADDITIONAL INFORMATION WAS RECEIVED INDICATING THE CAUSE OF THE HIGH PACING IMPEDANCE MEASUREMENTS WAS DUE TO A FRACTURE. NO ADDITIONAL ADVERSE PATIENT EFFECTS WERE REPORTED. THE DEVICE REMAINS IMPLANTED.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
249199 COGNIS IMPLANTABLE CHF PULSE GENERATOR LWP GUIDANT CRM CLONMEL IRELAND N119

Patients

Seq Age Sex Outcome Treatment
1 66 YR Hospitalization| L| R 4470| N119| 0185| H177| 4543