Recall of Device Recall DBS Extension Kit for Deep Brain Stimulation

According to U.S. Food and Drug Administration, this recall involved a device in United States that was produced by Medtronic Neuromodulation.

What is this?

A correction or removal action taken by a manufacturer to address a problem with a medical device. Recalls occur when a medical device is defective, when it could be a risk to health, or when it is both defective and a risk to health.

Learn more about the data here
  • Type of Event
  • Event ID
  • Event Risk Class
    Class 2
  • Event Number
  • Event Initiated Date
  • Event Date Posted
  • Event Status
  • Event Country
  • Event Terminated Date
  • Event Source
  • Event Source URL
  • Notes / Alerts
    U.S. data is current through June 2018. All of the data comes from the U.S. Food and Drug Administration, except for the category Manufacturer Parent Company.
    The Parent Company was added by ICIJ.
    The parent company information is based on 2017 public records.
  • Extra notes in the data
    Stimulator, electrical, implanted, for parkinsonian tremor - Product Code MHY
  • Reason
    Medtronic has identified 140 restore dbs extension kits (model numbers 7482, 37085, and 37086), which may contain a damaged winged connector boot. the connector boot may not have been molded properly and may be cracked. approximately 14% of the 140 affected extension kits may contain a damaged radiopaque winged connector boot.
  • Action
    Medtronic beginning November 15, 2012 , initiated a retrieval of unused inventory in the field. In the US, three customers were identified. Medtronic field representatives visited these US accounts to facilitate product identification and removal. If product was removed a letter was provided to the facility describing the recall. The letter dated November 2012, "Medtronic Medical Device recall" was addressed to the Hospital. Beginning on December 3, 2012, Medtronic mailed healthcare professional letters to physician who have used the affected product. The Medtronic " Medical Device Recall" letter was dated November 2012. The letter identified the problem, the product involved in the recall, and provided advise if the product was used. A reply card was provided to each physician to confirm they have received and understood the communication. For further questions please call (763) 514-2000.


  • Model / Serial
    NHU236350V to NHU236373V; NKN037257V to NKN037259V; NKN037372V to NKN037387V; NKN037476V to NKN037507V; NKN037692V to NKN037698V; NKN037772V to NKN037779V; NKN037790V to NKN037810V; NKN037812V to NKN037840V.
  • Product Classification
  • Device Class
  • Implanted device?
  • Distribution
    Worldwide Distribution -- USA (nationwide) including the states of CT, MI, NH, NY, OH, PA and VT., and the countries of AUSTRALIA, JAPAN, BELGIUM, FRANCE, GERMANY, ITALY, NETHERLANDS, POLAND, SPAIN, SWITZERLAND, TURKEY and UNITED KINGDOM.
  • Product Description
    Medtronic, DBS Extension Kit for Deep Brain Stimulation, Catalog # 7482, 37085, 37086. Rx Only, Manufactured in: Medtronic, Inc. Villalba, Puerto Rico. || Medtronic¿ DBSTM Therapy for Parkinson's Disease - Bilateral stimulation of the internal globus pallidus (GPi) or the subthalamic nucleus (STN) using Medtronic DBS Therapy for Parkinson's Disease is indicated for adjunctive therapy in reducing some of the symptoms of advanced, levodopa-responsive Parkinson's disease that are not adequately controlled with medication. STN/GPi target system components: ¿ Kinetra¿ Model 7428 or Soletra¿ Model 7426 Neurostimulator ¿ Activa¿ PC Model 37601, Activa RC Model 37612, Activa SC Model 37602, or Activa SC Model 37603 Neurostimulator ¿ Model 7482, Model 7482A, Model 7483, Model 37085, or Model 37086 Extension ¿ Model 3387 or Model 3389 Lead Medtronic DBS Therapy for Tremor - Unilateral thalamic stimulation of the ventral intermediate nucleus (VIM) using Medtronic DBS Therapy for Tremor is indicated for the suppression of tremor in the upper extremity. The system is intended for patients who are diagnosed with essential tremor or parkinsonian tremor not adequately controlled by medications and where the tremor constitutes a significant functional disability. VIM target system components: ¿ Soletra Model 7426 Neurostimulator ¿ Activa PC Model 37601, Activa RC Model 37612, Activa SC Model 37602, or Activa SC Model 37603 Neurostimulator ¿ Model 7482, Model 7482A, Model 7483, Model 37085, or Model 37086 Extension ¿ Model 3387 or Model 3389 Lead.
  • Manufacturer


  • Manufacturer Address
    Medtronic Neuromodulation, 7000 Central Ave NE, Minneapolis MN 55432-3568
  • Manufacturer Parent Company (2017)
  • Manufacturer comment
    “If our surveillance systems identify a potential performance issue, our personnel promptly evaluate the problem, including, when appropriate, conducting root cause investigations and internal testing to assess whether the product continues to meet specifications and defined performance criteria,” Medtronic told ICIJ in a statement. “In some cases, based on this evaluation, Medtronic may determine that a recall is necessary.” The company said that it communicates with healthcare providers and/or patients and provide recommendations to address such issues. Medtronic noted that these communications can include letters, emails, calls, press releases, physician notifications and social media postings, as well as informing the FDA and other regulators of the actions.
  • Source