FDA Adverse Event Malfunction Summary report: N

LEAD MODEL 302

MDR report key: 2965173 · Received February 15, 2013

Report

Report Number
1644487-2013-00424
Event Type
Malfunction
Date Received
February 15, 2013
Report Date
January 18, 2013
Manufacturer
CYBERONICS, INC.
Product Code
LYJ
PMA / PMN Number
P970003
Removal / Correction Number
NA
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
MO, US
Reporter Occupation
NURSE

Narratives

Additional Manufacturer Narrative · 1

DEVICE FAILURE IS SUSPECTED, BUT DID NOT CAUSE OR CONTRIBUTE TO A DEATH OR SERIOUS INJURY.

Description of Event or Problem · 1

PRODUCT ANALYSIS OF THE EXPLANTED GENERATOR FOUND THAT THERE WAS NO LOW BATTERY AND NO IFI, NEOS, OR EOS WARNINGS WERE OBSERVED. THE HIGH IMPEDANCE ALLEGATION WAS NOT DUPLICATED IN THE LAB. RESULTS OF DIAGNOSTIC TESTING INDICATED THE DEVICE WAS OPERATING PROPERLY. ELECTRICAL TEST SHOWED THAT THE PULSE GENERATOR WAS OPERATING WITHIN SPECIFICATION. THE DATA IN THE DIAGACCUMCONSUMED MEMORY LOCATIONS REVEALED THAT 50.470% OF THE BATTERY HAD BEEN CONSUMED. THERE WERE NO ADVERSE FUNCTIONAL, MECHANICAL, OR VISUAL ISSUES IDENTIFIED WITH THE RETURNED GENERATOR. ATTEMPTS FOR ADDITIONAL INFORMATION HAVE BEEN MADE; HOWEVER, THEY HAVE BEEN UNSUCCESSFUL. NO ADDITIONAL INFORMATION HAS BEEN PROVIDED.

Description of Event or Problem · 1

IT WAS REPORTED THAT THE PATIENT WOULD GET A GENERATOR REPLACEMENT DUE TO IT BEING AT END OF SERVICE. ADDITIONAL INFORMATION WAS RECEIVED WHICH INDICATED THAT THE REPLACEMENT SURGERY WAS DUE TO THE VAGAL NERVE STIMULATOR MALFUNCTION WITH HIGH LEAD IMPEDANCE AND A PRESUMED ELECTRODE FRACTURE. THE EXPLANTED LEAD WAS DISCARDED, BUT THE GENERATOR WAS RETURNED. THE FULL REVISION SURGERY TOOK PLACE ON (B)(6) 2013. ATTEMPTS FOR ADDITIONAL INFORMATION ARE IN PROGRESS; HOWEVER, NO ADDITIONAL INFORMATION HAS BEEN PROVIDED. THE LAST DIAGNOSTIC RESULTS AVAILABLE ARE FROM (B)(6) 2009 FROM THE PROGRAMMING HISTORY DATABASE.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
66851 LEAD MODEL 302 LEAD LYJ CYBERONICS, INC. 302-20 1409

Patients

Seq Age Sex Outcome Treatment
1 12 YR