FDA Adverse Event Malfunction Summary report: N

LEAD MODEL 302

MDR report key: 2201277 · Received August 3, 2011

Report

Report Number
1644487-2011-01759
Event Type
Malfunction
Date Received
August 3, 2011
Date of Event
May 1, 2011
Report Date
July 8, 2011
Manufacturer
CYBERONICS, INC.
Product Code
LYJ
PMA / PMN Number
P970003
Adverse Event
Yes
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
VA, US
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 1

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

Description of Event or Problem · 1

IT WAS INITIALLY REPORTED THAT THE PT WAS SEEN IN CLINIC AND HIGH IMPEDANCE WAS OBSERVED ON BOTH NORMAL AND SYSTEM MODE DIAGNOSTICS. THE PT CALLED THE OFFICE THE DAY BEFORE, STATING THAT HE COULD NO LONGER FEEL STIMULATION, AND THAT IT HAD BEEN OCCURING FOR ABOUT TWO WEEKS. THE PT ALSO NOTED A RECENT INCREASE IN SEIZURES REPORTEDLY ABOVE BASELINE OCCURING OVER THE LAST TWO MONTHS. THE PT WAS LAST SEEN IN (B)(6) AND, AT THAT TIME, THE IMPEDANCE WAS WITHIN NORMAL LIMITS. THE PT WAS PROGRAMMED OFF, AND REFERRED FOR REPLACEMENT. THE PT'S LEAD AND GENERATOR HAVE SINCE BEEN EXPLANTED AND REPLACED. THE PRODUCTS HAVE NOT YET BEEN RETURNED TO THE MFR FOR PRODUCT ANALYSIS. THE PT'S PHYSICIAN ATTRIBUTES THE INCREASE IN SEIZURES AND THE FAILURE TO PERCEIVE STIMULATION TO THE HIGH IMPEDANCE, AND INDICATED THAT THE PT HAS DONE VERY WELL WITH VNS THERAPY. NO ADD'L INFO HAS BEEN MADE AVAILABLE, AT THIS TIME.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 LEAD MODEL 302 LYJ CYBERONICS, INC. 302-30 11003

Patients

Seq Age Sex Outcome Treatment
1 67 YR Required Intervention