FDA Adverse Event Injury Summary report: N

UNKNOWN IMPLANTABLE NEUROSTIMULATOR

MDR report key: 2920820 · Received January 17, 2013

Report

Report Number
3007566237-2013-00227
Event Type
Injury
Date Received
January 17, 2013
Report Date
December 21, 2012
Manufacturer
MEDTRONIC NEUROMODULATION
Product Code
MHY
PMA / PMN Number
P960009
Adverse Event
Yes
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
MN, US
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 1

PRODUCT ID NEU_SILICONE ANCHOR, IMPLANTED: 2008-(B)(6), EXPLANTED: 2012-(B)(6), PRODUCT TYPE ACCESSORY PRODUCT ID 388733, SERIAL# (B)(4), IMPLANTED: 2008-(B)(6), EXPLANTED: 2012-(B)(6), PRODUCT TYPE LEAD. (B)(4): FINAL ANALYSIS OF THE LEAD REVEALED THAT THE CONDUCTORS WERE BROKEN AT THE SILICONE ANCHOR SITE. ALL CIRCUITS WERE OPEN AND THERE WERE NO SHORTS BETWEEN CIRCUITS. ALL FOUR CONDUCTORS WERE BROKEN 18.7 CM FROM THE DISTAL END OF THE LEAD. THERE WAS SURFACE DISCOLORATION ON THE #1 ELECTRODE CONNECTOR. FINAL ANALYSIS OF THE ANCHOR REVEALED THAT THE ANCHOR HAD BEEN CUT TO LENGTH AND THERE WAS NO SIGNIFICANT ANOMALY.

Additional Manufacturer Narrative · 1

(B)(4).

Description of Event or Problem · 1

IT WAS REPORTED THAT THERAPEUTIC RESPONSE WAS REDUCED AND THERE WERE HIGH IMPEDANCES AND A SUSPECTED LEAD FRACTURE. IT WAS REPORTED THAT THERE WAS NO FEELING OF STIMULATION AND THE IMPEDANCE OF ALL COMBINATIONS SHOWED OVER 4000 OHMS. A LEAD REPLACEMENT WAS SCHEDULED. IT WAS FURTHER REPORTED THAT DURING "TRIAL STIMULATION" THE PATIENT DIDN'T FEEL STIMULATION. IT WAS UNCLEAR WHAT "TRIAL STIMULATION" REFERRED TO. ON (B)(6)-2012 THE LEAD WAS REMOVED, A NEW LEAD WAS IMPLANTED, AND THE PATIENT FELT APPROPRIATE THERAPY. IT WAS REPORTED THAT THE PATIENT RECOVERED.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
26533 UNKNOWN IMPLANTABLE NEUROSTIMULATOR STIMULATOR, ELECTRICAL, IMPLANTED, FOR PARKINSONIAN TREMOR MHY MEDTRONIC NEUROMODULATION NEU_INS_STIMULATOR

Patients

Seq Age Sex Outcome Treatment
1 Required Intervention