{
  "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": "2026-04-01",
    "results": {
      "skip": 0,
      "limit": 1,
      "total": 1
    }
  },
  "results": [
    {
      "status": "Terminated",
      "city": "Littleton",
      "state": "MA",
      "country": "United States",
      "classification": "Class II",
      "openfda": {},
      "product_type": "Devices",
      "event_id": "86028",
      "recalling_firm": "Mevion Medical Systems, Inc.",
      "address_1": "300 Foster St",
      "address_2": "N/A",
      "postal_code": "01460-2017",
      "voluntary_mandated": "Voluntary: Firm initiated",
      "initial_firm_notification": "Other",
      "distribution_pattern": "MO, NJ, OK, FL, OH, DC, Netherlands",
      "recall_number": "Z-2686-2020",
      "product_description": "MEVION S250 Proton Radiation Treatment System; intended to deliver proton radiation treatment to patients",
      "product_quantity": "8 units",
      "reason_for_recall": "The perforated screen that divides the inside of the  process water tank has a very sharp edge across  the top of the Heat Exchanger leading to potential injury for servicer.",
      "recall_initiation_date": "20200623",
      "center_classification_date": "20200722",
      "termination_date": "20201209",
      "report_date": "20200729",
      "code_info": "Lot #s: MEVION S250-0001  MEVION S250-0002  MEVION S250-0003  MEVION S250-0004  MEVION S250-0005  MEVION S250-0006  MEVION S250-0007  MEVION S250-0008    UDI: (01)00864366000100 (11) 131209  (01)00864366000100 (11)150526  (01)00864366000100 (11)150113  (01)00864366000100 (11)150430  (01)00864366000100 (11)160127  (01)00864366000100 (11)160603  (01)00864366000124 (11) 180220  (01)00864366000124 (11) 181219",
      "more_code_info": ""
    }
  ]
}