{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Off-the-Shelf+Knee+Replacement+System",
    "query": {
      "intervention": "Off-the-Shelf Knee Replacement System"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 4,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-20T11:53:10.069Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT02228538",
      "title": "Total Knee Arthroplasty Functional Outcomes Study Research Design",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Osteoarthritis of the Knee"
      ],
      "interventions": [
        {
          "name": "Total knee arthroplasty patients",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Restor3D",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 7,
      "start_date": "2013-10",
      "completion_date": "2016-09",
      "has_results": false,
      "last_update_posted_date": "2023-10-25",
      "last_synced_at": "2026-09-20T11:53:10.069Z",
      "location_count": 1,
      "location_summary": "New Orleans, Louisiana",
      "locations": [
        {
          "city": "New Orleans",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02228538"
    },
    {
      "nct_id": "NCT03146819",
      "title": "A Single Time-Point Study to Evaluate the ConforMIS iTotal (PS) Knee Replacement System Versus Off-the-Shelf",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Osteoarthritis, Knee"
      ],
      "interventions": [
        {
          "name": "iTotal PS Knee Replacement System",
          "type": "DEVICE"
        },
        {
          "name": "Off-the-Shelf Knee Replacement System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Restor3D",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 31,
      "start_date": "2016-12-16",
      "completion_date": "2017-05-31",
      "has_results": false,
      "last_update_posted_date": "2023-10-25",
      "last_synced_at": "2026-09-20T11:53:10.069Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03146819"
    },
    {
      "nct_id": "NCT02494544",
      "title": "A Multicenter Study to Evaluate Functional Outcome After Knee Replacement",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "Off the Shelf Total Knee Replacement",
          "type": "DEVICE"
        },
        {
          "name": "ConforMIS iTotal Knee Replacement",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Restor3D",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 215,
      "start_date": "2015-07-01",
      "completion_date": "2022-11-16",
      "has_results": true,
      "last_update_posted_date": "2025-11-21",
      "last_synced_at": "2026-09-20T11:53:10.069Z",
      "location_count": 8,
      "location_summary": "La Jolla, California • San Diego, California • Parker, Colorado + 5 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Parker",
          "state": "Colorado"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02494544"
    },
    {
      "nct_id": "NCT02251522",
      "title": "A Single Time-Point Study to Evaluate the ConforMIS iTotal® (CR) Knee Versus Off-the-Shelf",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "ConforMIS Total Knee Replacement System",
          "type": "DEVICE"
        },
        {
          "name": "Off-the-Shelf Knee Replacement System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Restor3D",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 873,
      "start_date": "2014-10",
      "completion_date": "2016-12",
      "has_results": false,
      "last_update_posted_date": "2023-10-25",
      "last_synced_at": "2026-09-20T11:53:10.069Z",
      "location_count": 12,
      "location_summary": "Parker, Colorado • Fort Myers, Florida • Miami, Florida + 9 more",
      "locations": [
        {
          "city": "Parker",
          "state": "Colorado"
        },
        {
          "city": "Fort Myers",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Port Saint Lucie",
          "state": "Florida"
        },
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02251522"
    }
  ]
}