FDA Adverse Event Malfunction Summary report: N

PULSE GEN MODEL 104

MDR report key: 2023002 · Received February 24, 2011

Report

Report Number
1644487-2011-00338
Event Type
Malfunction
Date Received
February 24, 2011
Date of Event
January 27, 2011
Report Date
January 28, 2011
Manufacturer
CYBERONICS, INC.
Product Code
LYJ
PMA / PMN Number
P970003
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
NE, US
Reporter Occupation
OTHER

Narratives

Description of Event or Problem · 1

REVIEW OF PROGRAMMING HISTORY RECEIVED FROM THE SITE ON THE DATE THAT THE EVENT OCCURRED DID NOT SHOW EVIDENCE OF THE REPORTED EVENT OF UNEXPECTED DISABLEMENT. THERE PATIENT'S DEVICE WAS NOT DISABLED AND THERE WERE NO WARNING MESSAGES ABOUT THE DEVICE BEING DISABLED THAT WAS SEEN ON THE PROGRAMMING HISTORY. THE DATA SHOW THAT THE DEVICE WAS INTERROGATED ON (B)(6) 2011 AT THE PREVIOUS PROGRAMMED SETTINGS FROM THE PRIOR OFFICE VISIT AND THERE IS NO INDICATION THAT THE DEVICE WAS DISABLED AND THE BATTERY STATUS INDICATOR ON THAT DATE WAS OK.

Description of Event or Problem · 1

FURTHER REVIEW OF PROGRAMMING DATA FORM THE PHYSICIAN¿S HANDHELD REVILED THAT THERE WAS ANOTHER PATIENT THAT DATE THAT HAD VBAT<EOS. THE PHYSICIAN MAY HAVE CONFUSED THE PATIENT WHEN HE CONTACTED THE MANUFACTURE AND REPORTED THIS ISSUE.

Description of Event or Problem · 1

IT WAS INITIALLY REPORTED ON (B)(6) 2011 THAT A VNS HAD BEEN SEEN ON (B)(6) 2011. UPON INITIAL INTERROGATION, THE PATIENT'S GENERATOR HAD BEEN FOUND TO BE DISABLED DUE TO AN END-OF-SERVICE (EOS) CONDITION. THE PT AS THEN REPROGRAMMED TO 2.25 MA/25 HZ/130 MICROSEC/21 SEC/0.8 MIN. SYSTEM DIAGNOSTICS WERE PERFORMED AND RESULTS SHOWED EOS. SETTINGS FOR THE GENERATOR HAD BEEN 1.75 MA/25 HZ/130 MICROSEC/21 SEC/0.8 MIN SINCE IMPLANT, WHICH WAS THEN INCREASED TO 2 MA/25 HZ/130 MICROSEC/21 SEC/0.8 MIN ON (B)(6) 2010. THE PT HAD EXPERIENCED A BREAKTHROUGH SEIZURE. THE PHYSICIAN STATED HE "KNOWS THE DEVICE IS NOT AT EOS BECAUSE THE PT IS IMPLANTED LESS THAN 1 YEAR AND THERE IS NO WAY THE GENERATOR IS AT EOS". (B)(4) ATTEMPTS TO DATE FOR MORE INFO REGARDING THE EOS CONDITION OF THE GENERATOR HAVE BEEN UNSUCCESSFUL TO DATE.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 PULSE GEN MODEL 104 LYJ CYBERONICS, INC. 104 201043

Patients

Seq Age Sex Outcome Treatment
1 55 YR