FDA Adverse Event Malfunction Summary report: N

PULSE GEN MODEL 101

MDR report key: 1202210 · Received October 16, 2008

Report

Report Number
1644487-2008-02496
Event Type
Malfunction
Date Received
October 16, 2008
Date of Event
August 6, 2008
Report Date
October 9, 2008
Manufacturer
CYBERONICS, INC.
Product Code
LYJ
PMA / PMN Number
P970003
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
OH, US
Reporter Occupation
PHYSICIAN

Narratives

Description of Event or Problem · 1

REPORTER INDICATED THAT THE PT HAD HIS DEVICE EXPLANTED PROPHYLACTICALLY DUE TO END OF SERVICE. PRODUCT WAS RETURNED TO MFR AND ANALYSIS WAS DONE. UPON ANALYSIS, THE BATTERY END OF SERVICE WAS CONFIRMED. IT WAS ALSO FOUND THAT THE CAGED MODULE EXHIBITED AN OUT-OF-LIMIT (HIGH) PULSING CURRENT AND THAT THE R35 RESISTOR COULD HAVE BEEN MORE OPTIMALLY CHOSEN DURING MANUFACTURE. USING THE NEXT LOWER VALUE RESISTOR, THE CAGED MODULE MET ALL SPECIFICATIONS. THE OUT-OF-LIMIT PULSING CURRENT COULD POTENTIALLY BE A CONTRIBUTING FACTOR TO THE END OF SERVICE; HOWEVER, RESULTS OF THE BATTERY LONGEVITY PREDICTION CONFIRM THAT THE END OF SERVICE CONDITION WAS AN EXPECTED EVENT. NO OTHER ANOMALIES WERE NOTED.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 PULSE GEN MODEL 101 LYJ CYBERONICS, INC. 101

Patients

Seq Age Sex Outcome Treatment
1 15 YR