FDA Adverse Event Injury Summary report: N

UNKNOWN EXTERNAL NEUROSTIMULATOR

MDR report key: 3851552 · Received June 5, 2014

Report

Report Number
3007566237-2014-01540
Event Type
Injury
Date Received
June 5, 2014
Report Date
June 6, 2018
Manufacturer
MEDTRONIC NEUROMODULATION
Product Code
LGW
PMA / PMN Number
P840001
Adverse Event
Yes
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
MN, US
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 1

ANALYSIS OF THE LEADS (LOT NO. VA0HQ7C010, LOT NO. VA0JCUC036) FOUND NO ANOMALY. (B)(4).

Additional Manufacturer Narrative · 1

CONCOMITANT MEDICAL PRODUCTS: PRODUCT ID NEU_CABLE/SNAPLID, SERIAL# UNKNOWN, PRODUCT TYPE: SCREENING DEVICE; PRODUCT ID 977D260, SERIAL# (B)(4), IMPLANTED: (B)(6) 2014, PRODUCT TYPE: SCREENING DEVICE; PRODUCT ID 977D260, SERIAL# (B)(4), IMPLANTED: (B)(6) 2014, PRODUCT TYPE: SCREENING DEVICE; PRODUCT ID NEU_ENS_STIMULATOR, SERIAL# UNKNOWN, PRODUCT TYPE: EXTERNAL NEUROSTIMULATOR; PRODUCT ID NEU_CABLE/SNAPLID, SERIAL# UNKNOWN, PRODUCT TYPE: SCREENING DEVICE. (B)(4).

Additional Manufacturer Narrative · 1

IF INFORMATION IS PROVIDED IN THE FUTURE, A SUPPLEMENTAL REPORT WILL BE ISSUED.

Description of Event or Problem · 1

IT WAS REPORTED THAT DURING A TRIAL LEAD PLACEMENT PROCEDURE ON (B)(6) 2014, ONE OF THE LEADS HAD HIGH IMPEDANCES, BUT IT EVENTUALLY CAME DOWN AND THE PATIENT GOT INTRAOPERATIVE COVERAGE. IT WAS NOTED THE RIGHT SIDE MAINTAINED IN THE 5000-7000 RANGE, AND THE PATIENT STILL JUST BARELY FELT STIMULATION AT/AROUND 9.5 VOLTS ON THE RIGHT SIDE. A DIFFERENT TRIALING CABLE AND ENS WERE REPORTEDLY TRIED. THE PHYSICIAN REPORTEDLY TOOK THE LEAD OUT AND THERE WAS NO BLOOD VISUALIZED ON THE LEAD, AND IT WAS REPORTEDLY VERY CLEAN. IT WAS NOTED THE STYLET WAS FULLY REMOVED DURING IMPEDANCE TESTING. NO FLUID WAS USED FOR LOSS OF RESISTANCE TECHNIQUE, JUST AIR. ADDITIONAL INFORMATION RECEIVED REPORTED AT THE TIME OF THE TRIAL, INTRAOP TESTING WAS ATTEMPTED. IT WAS NOTED ONE LEAD BEING RETURNED WAS NORMAL, BUT THE SECOND LEAD¿S IMPEDANCE READING DID NOT RESOLVE FOR AN HOUR AND A HALF. IT WAS NOTED THERE WERE HIGH IMPEDANCES RANGING BETWEEN 7000-9000 OHMS. X-RAYS WERE TAKEN AND REPROGRAMMING WAS PERFORMED. IT WAS NOTED LEADS WERE EXPLANTED. IT WAS NOTED THE LEAD WAS REPOSITIONED 2 DAYS LATER. AS A RESULT OF THE HIGH IMPEDANCES, THE PATIENT DID NOT PERCEIVE STIMULATION ON THE RIGHT SIDE OF THE BODY. THE PATIENT¿S STATUS WAS NOTED TO BE ALIVE WITH NO INJURY. ADDITIONAL INFORMATION RECEIVED REPORTED THAT IMPEDANCES RETURNED TO NORMAL RANGE AFTER 1.5 HOURS AND THE PATIENT PROCEEDED WITH THE TRIAL. ADDITIONAL INFORMATION RECEIVED REPORTED AN X-RAYS WERE PERFORMED AND FOUND THE LEAD POSITION WAS NORMAL ANATOMICALLY FOR BOTH AP AND LATERAL. IT WAS REPORTED THAT A FEW DAYS LATER, THE PATIENT AND MANUFACTURER REPRESENTATIVE (REP) WERE ABLE TO ACHIEVE PARESTHESIA STATUS POST MOVEMENT OF THE LEAD. ALL CONTACTS REPORTED SHOWED HIGH IMPEDANCES. AFTER THE REVISION OF THE TRIAL LEAD PLACEMENT, THE PATIENT WENT ON TO RECEIVE A SUCCESSFUL TRIAL. TRIAL.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
328652 UNKNOWN EXTERNAL NEUROSTIMULATOR STIMULATOR, SPINAL-CORD, TOTALLY IMPLANTED FOR PAIN RELIEF LGW MEDTRONIC NEUROMODULATION NEU_ENS_STIMULATOR

Patients

Seq Age Sex Outcome Treatment
1 Required Intervention