FDA Adverse Event Malfunction Summary report: N

PULSE GEN MODEL 101

MDR report key: 3902616 · Received June 30, 2014

Report

Report Number
1644487-2014-01630
Event Type
Malfunction
Date Received
June 30, 2014
Date of Event
January 6, 2003
Report Date
June 2, 2014
Manufacturer
CYBERONICS INC
Product Code
LYJ
PMA / PMN Number
P970003
Removal / Correction Number
NA
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
TX, US
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 1

DEVICE MANUFACTURING RECORDS WERE REVIEWED. REVIEW OF MANUFACTURING RECORDS OF THE LEAD CONFIRMED ALL QUALITY TESTS WERE PASSED PRIOR TO DISTRIBUTION. DEVICE FAILURE OCCURRED, BUT DID NOT CAUSE OR CONTRIBUTE TO A DEATH OR SERIOUS INJURY.

Description of Event or Problem · 1

ANALYSIS OF A GENERATOR EXPLANTED DUE TO END OF SERVICE WAS COMPLETED ON (B)(6) 2014. THE SUPPLY CURRENT 1 MA TEST DID NOT MEET FUNCTIONAL SPECIFICATION. THIS MEASUREMENT DEMONSTRATED AN INCREASED CURRENT CONSUMPTION ON THE BATTERY AND POTENTIALLY COULD CONTRIBUTE TO A PREMATURE END OF SERVICE CONDITION. ROOT CAUSE FOR THE INCREASE CURRENT CONSUMPTION IN THE SUPPLY CURRENT 1 MA MEASUREMENT WAS CONFIRMED TO BE THE C6 COMPONENT. THE REASON FOR THE C6 COMPONENT¿S INCREASE IN LEAKAGE CURRENT COULD NOT BE DETERMINED. AFTER THE C6 COMPONENT WAS SUBSTITUTED, THE MODULE LEVEL PULSE GENERATOR PERFORMED ACCORDING TO THE FUNCTIONAL SPECIFICATIONS. THE OUT-OF-LIMIT SUPPLY CURRENT 1 MA COULD POTENTIALLY BE A CONTRIBUTING FACTOR TO THE DEPLETED BATTERY CONDITION; HOWEVER, RESULTS OF THE BATTERY LIFE CALCULATION INDICATED THAT THE END OF SERVICE CONDITION WAS AN EXPECTED EVENT.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
380584 PULSE GEN MODEL 101 GENERATOR LYJ CYBERONICS INC 101 7630

Patients

Seq Age Sex Outcome Treatment
1 38 YR