{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Post-traumatic+Osteoarthritis+of+the+Knee&page=2",
    "query": {
      "condition": "Post-traumatic Osteoarthritis of the Knee",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Post-traumatic+Osteoarthritis+of+the+Knee&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-07-24T08:09:41.251Z",
  "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": "NCT05007366",
      "title": "Optimizing Gait Biomechanics for Posttraumatic Osteoarthritis Prevention",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anterior Cruciate Ligament Injuries",
        "Post-traumatic Osteoarthritis",
        "Knee Osteoarthritis",
        "Knee Injuries",
        "Cartilage, Articular",
        "Gait"
      ],
      "interventions": [
        {
          "name": "Real-time gait biofeedback",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Sham real-time gait biofeedback",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "18 Years to 35 Years"
      },
      "enrollment_count": 24,
      "start_date": "2021-08-05",
      "completion_date": "2022-12-02",
      "has_results": false,
      "last_update_posted_date": "2023-04-18",
      "last_synced_at": "2026-07-24T08:09:41.251Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05007366"
    },
    {
      "nct_id": "NCT02175576",
      "title": "Randomized Controlled Clinical Outcomes of the Vanguard XP Bicruciate Knee System",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis",
        "Rheumatoid Arthritis",
        "Traumatic Arthritis",
        "Lower Limb Deformity",
        "Post-traumatic Deformity",
        "Complications, Arthroplasty"
      ],
      "interventions": [
        {
          "name": "Vanguard XP Bicruciate Knee System",
          "type": "DEVICE"
        },
        {
          "name": "Vanguard CR Knee System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Zimmer Biomet",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2014-10",
      "completion_date": "2020-12",
      "has_results": true,
      "last_update_posted_date": "2023-02-21",
      "last_synced_at": "2026-07-24T08:09:41.251Z",
      "location_count": 2,
      "location_summary": "Chicago, Illinois • Salt Lake City, Utah",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02175576"
    },
    {
      "nct_id": "NCT03257371",
      "title": "A Biologic Joint Replacement Strategy to Treat Patients With Severe Knee Trauma and Post-Traumatic Knee Osteoarthritis",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Post-traumatic Osteoarthritis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "James Stannard",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 10,
      "start_date": "2016-12-30",
      "completion_date": "2019-07",
      "has_results": true,
      "last_update_posted_date": "2021-01-26",
      "last_synced_at": "2026-07-24T08:09:41.251Z",
      "location_count": 1,
      "location_summary": "Columbia, Missouri",
      "locations": [
        {
          "city": "Columbia",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03257371"
    },
    {
      "nct_id": "NCT00966979",
      "title": "Triathlon® Partial Knee Replacement (PKR) Outcomes Study",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Arthroplasty, Replacement, Knee"
      ],
      "interventions": [
        {
          "name": "Triathlon PKR",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Stryker Orthopaedics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "21 Years to 75 Years"
      },
      "enrollment_count": 111,
      "start_date": "2010-01",
      "completion_date": "2023-05",
      "has_results": true,
      "last_update_posted_date": "2023-09-13",
      "last_synced_at": "2026-07-24T08:09:41.251Z",
      "location_count": 6,
      "location_summary": "Jacksonville, Florida • Egg Harbor, New Jersey • Buffalo, New York + 3 more",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Egg Harbor",
          "state": "New Jersey"
        },
        {
          "city": "Buffalo",
          "state": "New York"
        },
        {
          "city": "Syracuse",
          "state": "New York"
        },
        {
          "city": "Media",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00966979"
    },
    {
      "nct_id": "NCT00764803",
      "title": "3DKnee™ System vs. the MJS Knee System",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Rheumatoid Arthritis",
        "Traumatic Arthritis",
        "Joint Disease Secondary to Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "Encore 3DKnee™ system",
          "type": "DEVICE"
        },
        {
          "name": "Encore MJS™ Knee System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Encore Medical, L.P.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 27,
      "start_date": "2008-01",
      "completion_date": "2009-12",
      "has_results": false,
      "last_update_posted_date": "2010-03-11",
      "last_synced_at": "2026-07-24T08:09:41.251Z",
      "location_count": 1,
      "location_summary": "Fresno, California",
      "locations": [
        {
          "city": "Fresno",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00764803"
    },
    {
      "nct_id": "NCT01542580",
      "title": "A Prospective, Clinical Investigation of the Vanguard 360 Revision Knee",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Osteoarthritis",
        "Rheumatoid Arthritis",
        "Traumatic Arthritis",
        "Post Traumatic Deformity",
        "Complications; Arthroplasty",
        "Deformity of Limb"
      ],
      "interventions": [
        {
          "name": "Vanguard SSK 360 with PS Bearing",
          "type": "DEVICE"
        },
        {
          "name": "Vanguard SSK 360 with PSC bearing",
          "type": "DEVICE"
        },
        {
          "name": "Vanguard DA 360",
          "type": "DEVICE"
        },
        {
          "name": "Vanguard 360 TiNbN Femur with PS bearing",
          "type": "DEVICE"
        },
        {
          "name": "Vanguard 360 TiNbN Femur with PSC bearing",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Zimmer Biomet",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 255,
      "start_date": "2012-03",
      "completion_date": "2031-12",
      "has_results": false,
      "last_update_posted_date": "2025-11-25",
      "last_synced_at": "2026-07-24T08:09:41.251Z",
      "location_count": 4,
      "location_summary": "Morton Grove, Illinois • Henderson, Nevada • Salt Lake City, Utah + 1 more",
      "locations": [
        {
          "city": "Morton Grove",
          "state": "Illinois"
        },
        {
          "city": "Henderson",
          "state": "Nevada"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        },
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01542580"
    },
    {
      "nct_id": "NCT06311513",
      "title": "Concentrated Bone Marrow Aspirate in Revision ACL Reconstruction",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Anterior Cruciate Ligament Injuries",
        "Post-Traumatic Osteoarthritis of Knee",
        "Bone Marrow Aspirate Concentrate",
        "ACL Injury"
      ],
      "interventions": [
        {
          "name": "Concentrated Bone Marrow Aspirate Injection",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Sham Incision",
          "type": "PROCEDURE"
        },
        {
          "name": "Revision Anterior Cruciate Ligament Reconstruction",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "PROCEDURE"
      ],
      "sponsor": "Hospital for Special Surgery, New York",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 40,
      "start_date": "2024-01-22",
      "completion_date": "2028-12",
      "has_results": false,
      "last_update_posted_date": "2025-11-20",
      "last_synced_at": "2026-07-24T08:09:41.251Z",
      "location_count": 2,
      "location_summary": "Atlanta, Georgia • New York, New York",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06311513"
    },
    {
      "nct_id": "NCT05037734",
      "title": "A Randomized Controlled Trial for Partial Knee Arthroplasty",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Degenerative Joint Disease of Knee",
        "Osteoarthritis",
        "Traumatic Arthritis",
        "Varus Deformity",
        "Knee Pain Chronic"
      ],
      "interventions": [
        {
          "name": "Persona Partial Knee System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Zimmer Biomet",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 0,
      "start_date": "2023-06",
      "completion_date": "2030-12",
      "has_results": false,
      "last_update_posted_date": "2023-06-05",
      "last_synced_at": "2026-07-24T08:09:41.251Z",
      "location_count": 1,
      "location_summary": "Jackson, Mississippi",
      "locations": [
        {
          "city": "Jackson",
          "state": "Mississippi"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05037734"
    },
    {
      "nct_id": "NCT06096259",
      "title": "Preventing Injured Knees From osteoArthritis: Severity Outcomes",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Osteoarthritis, Knee",
        "Post-traumatic Osteoarthritis",
        "ACL Tear"
      ],
      "interventions": [
        {
          "name": "Metformin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 512,
      "start_date": "2024-05-06",
      "completion_date": "2029-12",
      "has_results": false,
      "last_update_posted_date": "2025-04-29",
      "last_synced_at": "2026-07-24T08:09:41.251Z",
      "location_count": 9,
      "location_summary": "Atlanta, Georgia • Iowa City, Iowa • Lexington, Kentucky + 6 more",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "Lexington",
          "state": "Kentucky"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06096259"
    },
    {
      "nct_id": "NCT04630262",
      "title": "ATTUNE Cementless FB Tibial Base Clinical Study",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis of the Knee"
      ],
      "interventions": [
        {
          "name": "ATTUNE Cementless CR Fixed Bearing",
          "type": "DEVICE"
        },
        {
          "name": "ATTUNE Cementless PS Fixed Bearing",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "DePuy Orthopaedics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "22 Years to 80 Years"
      },
      "enrollment_count": 80,
      "start_date": "2022-05-09",
      "completion_date": "2023-03-31",
      "has_results": true,
      "last_update_posted_date": "2025-03-04",
      "last_synced_at": "2026-07-24T08:09:41.251Z",
      "location_count": 15,
      "location_summary": "Irvine, California • Bradenton, Florida • DeLand, Florida + 10 more",
      "locations": [
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Bradenton",
          "state": "Florida"
        },
        {
          "city": "DeLand",
          "state": "Florida"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04630262"
    }
  ]
}