FDA Adverse Event Malfunction Summary report: N

PULSE GEN MODEL UNK

MDR report key: 2480814 · Received March 6, 2012

Report

Report Number
1644487-2012-00627
Event Type
Malfunction
Date Received
March 6, 2012
Date of Event
January 1, 1994
Report Date
February 7, 2012
Manufacturer
CYBERONICS
Product Code
LYJ
PMA / PMN Number
P970003
Removal / Correction Number
NA
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
NY, US
Reporter Occupation
PHYSICIAN

Narratives

Additional Manufacturer Narrative · 1

VAGUS NERVE STIMULATION FOR REFRACTORY IDIOPATHIC GENERALIZED EPILEPSY. NG, MICHAEL AND DEVINSKY, ORRIN. SEIZURE. 2004. 13: 176-178.

Description of Event or Problem · 1

IT WAS INITIALLY REPORTED IN THE ARTICLE TITLED "VAGUS NERVE STIMULATION FOR REFRACTORY IDIOPATHIC GENERALIZED EPILEPSY" THAT THERE WERE 18 PATIENTS WHO WERE IDENTIFIED AS RESPONDERS BUT HAD AN INCREASE IN SEIZURES FREQUENCY. SIXTEEN PATIENTS HAD PARTIAL EPILEPSY, ONE HAD SYMPTOMATIC GENERALIZED EPILEPSY AND ONE HAD PRIMARY GENERALIZED EPILEPSY. A RESPONDER WAS DEFINED FOR THE STUDY AS A PATIENT WITH A 50% REDUCTION IN SEIZURES AND A CONCURRENT REDUCTION OF MEDICATION REGIME. NO FURTHER INFORMATION WAS PROVIDED. GOOD FAITH ATTEMPTS FOR MORE INFORMATION HAVE BEEN UNSUCCESSFUL TO DATE. THIS MDR IS FOR ONE OF THE PATIENT'S WITH PARTIAL EPILEPSY.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 PULSE GEN MODEL UNK GENERATOR LYJ CYBERONICS 10X NI

Patients

Seq Age Sex Outcome Treatment
1