{
  "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": "2026-07-09",
    "results": {
      "skip": 0,
      "limit": 1,
      "total": 1
    }
  },
  "results": [
    {
      "cfres_id": "134496",
      "product_res_number": "Z-1322-2015",
      "event_date_initiated": "2015-02-26",
      "event_date_posted": "2015-03-25",
      "recall_status": "Terminated",
      "event_date_terminated": "2015-11-20",
      "res_event_number": "70693",
      "product_code": "ISW",
      "product_description": "The Rheo Knee bionic prosthetic is to be used exclusively for fittings of lower extremity amputations.  RHEO KNEE uses Artificial Intelligence to continuously adapt to the users walking style and environment. The RHEO KNEE recognizes and responds immediately to changes in speed, load and terrain, restoring the users ability to walk naturally, comfortably and confidently at any speed.",
      "code_info": "Rheo 2 Item Number: RKN120007  Serial #s affected:   323056 321498",
      "firm_fei_number": "3003764610",
      "recalling_firm": "Ossur H F Grjothals 5 Reykjavik Iceland",
      "reason_for_recall": "The firm is recalling Rheo Knee bionic prosthetic due to it being discovered during an internal audit of the service line that devices were released for distribution without fully going through the assembly process.",
      "root_cause_description": "Employee error",
      "action": "The firm, Ossur, notified their customers of the Recall Notice via phone on February 26, 2015. The firm informed the customers about the recalled product, the problem and actions to be taken. The customers were instructed to send the unit in for service so the Acceptance testing can be performed for the unit in accordance to their process. \n\nIf you have any questions, please contact Regulatory Affairs & Quality Assurance specialist at 949-382-3741 or email: kmontes@ossur.com.",
      "product_quantity": "4715 units (2 units affected)",
      "distribution_pattern": "Worldwide distribution: US distribution in TN and country of: Austria.",
      "openfda": {
        "k_number": [
          "K991590"
        ],
        "registration_number": [
          "3004737223",
          "3004134478",
          "3006943846",
          "3010220187",
          "1721652",
          "3003855936",
          "3007123908",
          "3014827594",
          "3008584163",
          "3027645766"
        ],
        "fei_number": [
          "3004737223",
          "3004134478",
          "3006943846",
          "3010220187",
          "1721652",
          "3003855936",
          "3007123908",
          "3014827594",
          "3008584163",
          "3027645766"
        ],
        "device_name": "Assembly, Knee/Shank/Ankle/Foot, External",
        "medical_specialty_description": "Physical Medicine",
        "regulation_number": "890.3500",
        "device_class": "2"
      }
    }
  ]
}