FDA Adverse Event Malfunction Summary report: N

BIPOLAR LEAD MODEL 300

MDR report key: 1930347 · Received November 24, 2010

Report

Report Number
1644487-2010-02676
Event Type
Malfunction
Date Received
November 24, 2010
Date of Event
October 1, 2010
Report Date
October 26, 2010
Manufacturer
CYBERONICS, INC.
Product Code
LYJ
PMA / PMN Number
P970003
Adverse Event
Yes
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
MI, US
Reporter Occupation
NURSE

Narratives

Additional Manufacturer Narrative · 1

MFR REVIEWED X-RAYS OF IMPLANTED DEVICE. REVIEW OF X-RAYS BY THE MFR REVEALED A GROSS LEAD DISCONTINUITY. DEVICE FAILURE OCCURRED, BUT DID NOT CAUSE OR CONTRIBUTE TO DEATH OR SERIOUS INJURY.

Description of Event or Problem · 1

IT WAS INITIALLY REPORTED BY THE NURSE THAT THE PT WAS IN HER OFFICE AS HE COULD NOT FEEL THE MAGNET STIMULATION. NURSE PERFORMED SYSTEM DIAGNOSTICS AND SHE GOT A HIGH IMPEDANCE WARNING. NORMAL MODE DIAGNOSTICS SHOWED EVERYTHING WORKING WITHIN NORMAL LIMITS. X-RAYS WERE TAKEN AND SENT TO MFR FOR REVIEW. THERE WAS A CLEAR LEAD DISCONTINUITY OBSERVED IN ONE OF THE COIL FOLLOWING THE ANCHOR TETHER AFTER THE FIRST TIE-DOWN. FOLLOW UP WITH THE NURSE REVEALED THAT THE PT IS NOT HAVING AN INCREASE IN SEIZURES WHICH IS UNUSUAL FOR HIM. PT'S LAST ACCEPTABLE DIAGNOSTICS WERE OBTAINED ON (B)(6) 2009. NO PT MANIPULATION OR TRAUMA WAS REPORTED. PT'S INCREASE IN SEIZURES WAS NOT ABOVE PRE-VNS BASELINE AS PER THE NURSE. PT UNDERWENT A FULL REVISION SURGERY. GOOD FAITH ATTEMPTS TO OBTAIN EXPLANTED PRODUCTS FOR ANALYSIS HAS BEEN UNSUCCESSFUL TILL DATE.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 BIPOLAR LEAD MODEL 300 LYJ CYBERONICS, INC. 300-30

Patients

Seq Age Sex Outcome Treatment
1 55 YR Required Intervention