{
  "meta": {
    "disclaimer": "Do not rely on openFDA to make decisions regarding medical care. While we make every effort to ensure that data is accurate, you should assume all results are unvalidated. We may limit or otherwise restrict your access to the API in line with our Terms of Service.",
    "terms": "https://open.fda.gov/terms/",
    "license": "https://open.fda.gov/license/",
    "last_updated": "2026-04-15",
    "results": {
      "skip": 0,
      "limit": 1,
      "total": 1
    }
  },
  "results": [
    {
      "status": "Terminated",
      "city": "Oakville",
      "state": "N/A",
      "country": "Canada",
      "classification": "Class II",
      "openfda": {},
      "product_type": "Devices",
      "event_id": "72763",
      "recalling_firm": "Natus Neurology DBA Excel Tech., Ltd. (XLTEK)",
      "address_1": "2568 Bristol Cir",
      "address_2": "N/A",
      "postal_code": "N/A",
      "voluntary_mandated": "Voluntary: Firm initiated",
      "initial_firm_notification": "Letter",
      "distribution_pattern": "Worldwide Distribution: US Distribution including states of: AL, AZ, AR, CO, FL, GA, MD, MA, MN, MS, NJ, NY, OH, SC, TN, TX and UT; and countries of: INDIA, KOREA, SPAIN, SWITZERLAND, THAILAND, UNITED KINGDOM, and CANADA.    .",
      "recall_number": "Z-0581-2016",
      "product_description": "Natus Quantum System with NeuroWorks Software. Catalog /Part Numbers: 013926.    The Natus Quantum Amplifier is intended to be used as an electroencephalograph: to acquire, display, store and archive electrophysiological signals. The amplifier should be used in conjunction with Natus NeuroWorks /SleepWorks software to acquire scalp and intracranial electroencephalographic (EEG) signals as well as polysomnographic (PSG) signals.",
      "product_quantity": "56 (43 US, 13 OUS)",
      "reason_for_recall": "During an internal testing, Natus Medical Incorporated, identified that in Neuro Works 8.1 with Quantum hardware, the incoming signal is displayed with reversed polarity.",
      "recall_initiation_date": "20151111",
      "center_classification_date": "20160104",
      "termination_date": "20161003",
      "report_date": "20160113",
      "code_info": "Serial Number  013926020008  013926020009  013926020006  013926020016  013926020014  013926030024  013926030031  013926020001  013926020004  013926030059  013926030060  013926030074  013926030075  013926030052  013926030017  013926030018  013926030021  013926030053  013926030101  013926030058  013926030019  013926030038  013926030039  013926030044  013926020015  013926030097  013926020013  013926030055  013926030056  013926030081  013926030096  013926030078  013926030048  013926030057  013926030064  013926030047  013926030027  013926030025  013926030042  013926030023  013926030030  013926030036  013926030026  013926030050  013926030080  013926030099  013926030035  013926030046  013926030049  013926030073  013926030020  013926030092  013926030040  013926030041  013926030061  013926030062"
    }
  ]
}