FDA Adverse Event Malfunction Summary report: N

PULSE GEN MODEL 102

MDR report key: 2030492 · Received March 9, 2011

Report

Report Number
1644487-2011-00448
Event Type
Malfunction
Date Received
March 9, 2011
Date of Event
January 15, 2003
Report Date
February 8, 2011
Manufacturer
CYBERONICS INC
Product Code
LYJ
PMA / PMN Number
P970003
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
TX, US
Reporter Occupation
NOT APPLICABLE

Narratives

Additional Manufacturer Narrative · 1

DURING VISUAL ANALYSIS OF THE LEAD, THE LOCATION OF THE SETSCREW MARKS ON THE CONNECTOR PIN AND THE IMPRINT FROM THE CANTED SPRING INDICATED THAT THE LEAD PIN HAD LIKELY NEVER BEEN FULLY INSERTED INSIDE THE GENERATOR.

Description of Event or Problem · 1

DURING ANALYSIS OF THE VNS PATIENT'S LEAD AND GENERATOR, IT WAS FOUND THAT PROPER CONNECTION BETWEEN THE LEAD PIN AND THE GENERATOR HAD NOT BEEN ESTABLISHED. SETSCREW MARKS ON THE CONNECTOR PIN AND THE IMPRINT OF THE CANTED SPRING ON THE SMALL O-RING BOOT SUGGEST THAT THE LEAD PIN HAD NOT BEEN FULLY INSERTED DURING THE IMPLANT PROCEDURE. BASED ON THE ANALYSIS OF THE LEAD AND GENERATOR, THERE WERE NO ANOMALIES TO PREVENT THE PROPER INSERTION OF THE CONNECTOR PIN INTO THE GENERATOR. NO PROGRAMMING OR DIAGNOSTICS HISTORY IS AVAILABLE TO CONFIRM IF PROPER CONNECTION HAD EVER BEEN ESTABLISHED. THE REASON FOR THE PATIENT'S VNS EXPLANT WAS DUE TO THE PATIENT NO LONGER HAVING ANY SEIZURES REGARDLESS OF THE VNS BEING ENABLED OR DISABLED. NO OTHER ANOMALIES WERE FOUND WITH THE VNS LEAD OR GENERATOR. NO ADVERSE EVENTS HAVE BEEN REPORTED. ATTEMPTS FOR FURTHER INFORMATION FROM THE PHYSICIAN HAVE BEEN UNSUCCESSFUL TO DATE.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 PULSE GEN MODEL 102 LYJ CYBERONICS INC 102 7272

Patients

Seq Age Sex Outcome Treatment
1 21 YR