FDA Adverse Event Injury Summary report: N

SYNERGY VERSITREL

MDR report key: 4802846 · Received May 28, 2015

Report

Report Number
3007566237-2015-01466
Event Type
Injury
Date Received
May 28, 2015
Report Date
May 7, 2015
Manufacturer
MEDTRONIC NEUROMODULATION
Product Code
LGW
PMA / PMN Number
P840001
Adverse Event
Yes
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
IT
Reporter Occupation
HEALTH PROFESSIONAL

Narratives

Additional Manufacturer Narrative · 1

(B)(4)

Description of Event or Problem · 1

COLOMBO, E.V., MANDELLI, C., MORTINI, P., MESSINA, G., DE MARCO, N., DONATI, R., IRACE, C., LANDI, A., LAVANO, A., MEARINI, M., PODETTA,S., SERVELLO, D., ZEKAJ, E., VALTULINA,C., DONES, I. EPIDURAL SPINAL CORD STIMULATION FOR NEUROPATHIC PAIN: A NEUROSURGICAL MULTICENTRIC ITALIAN DATA COLLECTION AND ANALYSIS. ACTA NEUROCHIRURGICA. 2015 FEB 3 2015. DOI: 10.1007/S00701-015-2352-5. SUMMARY: SPINAL CORD STIMULATION (SCS) IS A TECHNIQUE USED WORLDWIDE TO TREAT SEVERAL TYPES OF CHRONIC NEUROPATHIC PAIN REFRACTORY TO ANY CONSERVATIVE TREATMENT. THE AIM OF THIS DATA COLLECTION IS TO ENFORCE EVIDENCE OF SCS EFFECTIVENESS ON NEUROPATHIC CHRONIC PAIN REPORTED IN THE LITERATURE AND TO SPECULATE ON THE USEFULNESS OF THE TRIAL PERIOD IN DETERMINING THE LONG¿TERM EFFICACY. MOREOVER, THE VERY LOW PERCENTAGE OF UNDESIRED SIDE EFFECTS AND COMPLICATIONS REPORTED IN OUR CASE SERIES SUGGESTS THAT ALL IMPLANTS SHOULD BE PERFORMED BY SIMILARLY WELL-TRAINED AND EXPERIENCED PROFESSIONALS. A MULTICENTRIC DATA COLLECTION ON A COMMON DATABASE FROM 11 ITALIAN NEUROSURGICAL DEPARTMENTS STARTED 3YEARS AGO. TWO DIFFERENT TYPES OF ELECTRODES (PADDLE OR PERCUTANEOUS LEADS) WERE USED. OF 122 PATIENTS, 73 % (N=89) WERE SUBMITTED TO A TRIAL PERIOD, WHILE THE REMAINING PATIENTS UNDERWENT THE IMMEDIATE PERMANENT IMPLANT (N=33). STATISTICAL COMPARISONS OF CONTINUOUS VARIABLES BETWEEN GROUPS WERE PERFORMED. MOST OF THE PATIENTS (80 %) HAD PREDOMINANT PAIN TO THEIR LOWER LIMBS, WHILE ONLY 17 % OF PATIENTS HAD PREVALENT AXIAL PAIN. SIGNIFICANT REDUCTION IN PAIN, AS MEASURED BY VARIATION IN VISUAL ANALOGUE SCALE (VAS) SCORE, WAS OBSERVED AT LEAST 1 YEAR AFTER IMPLANTATION IN 63.8% OF THE CASES, 59.5% OF PATIENTS WHO UNDERWENT A TEST TRIAL AND 71.4% OF PATIENTS WHO UNDERWENT PERMANENT IMPLANT AT ONCE. NO STATISTICAL DIFFERENCES WERE FOUND BETWEEN THE LOWER-LIMB PAIN GROUP AND THE AXIAL PAIN GROUP. REPORTED EVENTS: IT WAS REPORTED THE PATIENT¿S IMPLANTABLE NEUROSTIMULATOR (INS) EXPERIENCED ¿EARLY BATTERY DEPLETION.¿ THE PATIENT¿S INS WAS REPLACED DUE TO THE ¿PREMATURE¿ BATTERY DEPLETION. IT WAS ¿UNKNOWN¿ WHETHER THERE WERE ANY PATIENT SYMPTOMS OR COMPLICATIONS ASSOCIATED WITH THE EVENT. ADDITIONAL INFORMATION WAS REQUESTED; A SUPPLEMENTAL REPORT WILL BE FILED IF ADDITIONAL INFORMATION IS RECEIVED. PLEASE NOTE THAT THIS INFORMATION WAS ORIGINALLY REPORTED AS PART OF REGULATORY REPORT #3007566237-2015-00995. ADDITIONAL INFORMATION HAS SINCE BEEN RECEIVED THAT REQUIRED ITS OWN REPORT. PLEASE SEE THIS REGULATORY REPORT FOR ALL FUTURE FOLLOW-UP REGARDING THIS EVENT.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
345612 SYNERGY VERSITREL STIMULATOR, SPINAL-CORD, TOTALLY IMPLANTED FOR PAIN RELIEF LGW MEDTRONIC NEUROMODULATION 7427V

Patients

Seq Age Sex Outcome Treatment
1 Required Intervention