IMPLANTABLE NEUROSTIMULATOR NEU_INS_STIMULATOR

MAUDE Adverse Event Report

MAUDE data represents reports of adverse events involving medical devices. This maude entry was filed from a foreign,health professional,l report with the FDA on 2020-03-18 for IMPLANTABLE NEUROSTIMULATOR NEU_INS_STIMULATOR manufactured by Medtronic Neuromodulation.

Event Text Entries

[183965362] Krause p, volzmann s, ewert s, kupsch a, schneider gh, kuhn aa. Long-term effects of bilateral pallidal deep brain stimulation in dystonia: a follow-up between 8 and 16 years. J neurol. 2020. 10. 1007/s00415-020-09745-z. Patient age: this value is the average age of the patients reported in the article as specific patients could not be identified. Sex: this value reflects the gender of the majority of the patients reported in the article as specific patients could not be identified. Please note that this date is based off of the date of publication of the article as the event dates were not provided in the published literature. It was not possible to ascertain specific device information from the article or to match the events reported with previously reported events. Correspondence has been sent to the author of the article inquiring about individual patient information and additional information regarding the reported events. Other relevant device(s) are: product id: neu_unknown_lead, serial/lot #: unknown, implanted: unknown, udi#: asku. If information is provided in the future, a supplemental report will be issued.
Patient Sequence No: 1, Text Type: N, H10


[183965363] Summary: observational study to evaluate the long-term motor and non-motor effects of deep brain stimulation (dbs) of the globus pallidus internus (gpi) on medically refractory dystonia. Dystonia is a chronic disease affecting mainly young patients with a regular life expectancy and lifelong need for therapy. Pallidal dbs is an established/ treatment for severe isolated dystonia /ut long-term data are sparse. The authors considered 36 consecutive patients with isolated generalized (n = 14) and cervical/segmental (n = 22) dystonia operated at (b)(6)-university hospital between 2000 and 2007 in a retrospective analysis for long-term outcome of pallidal dbs. In 19 of these patients, we could analyze dystonic symptoms and disability rated by the burke? Fahn? Marsden dystonia rating scale (bfmdrs) at baseline, short-term (st-fu, range 3? 36 months) and long-term follow-up (lt-fu, range 93? 197 months). Quality of life and mood were evaluated using the sf36 and beck depression index (bdi) questionnaires. Patients reached an improvement in motor symptoms of 63. 8? 5. 7% (mean? Se) at st-fu and 67. 9? 6. 1% at lt-fu. Moreover, a significant and stable reduction in disability was shown following dbs (54. 2? 9. 4% at st-fu and 53. 8? 9. 2% at lt-fu). Bdi and sf36 had improved by 40% and 23%, respectively, at lt-fu (n = 14). Stimulation-induced adverse events included swallowing difficulties, dysarthria, and bradykinesia. Pulse generator (n = 3) and electrodes (n = 5) were revised in seven patients due to infection. Pallidal dbs is a safe and efficacious long-term treatment for dystonia with reported events: 1. One patient implanted with bilateral internal globus pallidus (gpi) deep brain stimulation (dbs) for dystonia committed suicide 2 years after bilateral pallidal stimulation. 2. One patient implanted with bilateral gpi-dbs for dystonia died in consequence of intracerebral bleeding following lysis therapy due to post-operative systemic pulmonary embolism two days after bilateral pallidal lead re-implantation. The following device information was identified in the literature article: ins models 37612, 37601, 7428 and lead models 3387 and 3389.
Patient Sequence No: 1, Text Type: D, B5


MAUDE Entry Details

Report Number2182207-2020-00029
MDR Report Key9848321
Report SourceFOREIGN,HEALTH PROFESSIONAL,L
Date Received2020-03-18
Date of Report2020-03-18
Date of Event2020-02-13
Date Mfgr Received2020-03-03
Date Added to Maude2020-03-18
Event Key0
Report Source CodeManufacturer report
Manufacturer LinkY
Number of Patients in Event0
Adverse Event Flag3
Product Problem Flag3
Reprocessed and Reused Flag3
Health Professional3
Initial Report to FDA3
Report to FDA3
Event Location3
Manufacturer ContactLISA WOODWARD CLARK
Manufacturer Street7000 CENTRAL AVENUE NE RCW215
Manufacturer CityMINNEAPOLIS MN 55432
Manufacturer CountryUS
Manufacturer Postal55432
Manufacturer Phone7635263920
Manufacturer G1MEDTRONIC NEUROMODULATION
Manufacturer Street7000 CENTRAL AVE NE
Manufacturer CityMINNEAPOLIS MN 55432
Manufacturer CountryUS
Manufacturer Postal Code55432
Single Use3
Previous Use Code3
Event Type3
Type of Report3

Device Details

Brand NameIMPLANTABLE NEUROSTIMULATOR
Generic NameIMPLANTED SUBCORTICAL ELECTRICAL STIMULATOR (MOTOR DISORDERS)
Product CodeMRU
Date Received2020-03-18
Model NumberNEU_INS_STIMULATOR
Catalog NumberNEU_INS_STIMULATOR
OperatorHEALTH PROFESSIONAL
Device AvailabilityN
Device Eval'ed by Mfgr*
Device Sequence No1
Device Event Key0
ManufacturerMEDTRONIC NEUROMODULATION
Manufacturer Address7000 CENTRAL AVE NE MINNEAPOLIS MN 55432 US 55432


Patients

Patient NumberTreatmentOutcomeDate
101. Death 2020-03-18

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