{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Osteoarthritis%2C+Knee&page=21",
    "query": {
      "condition": "Osteoarthritis, Knee",
      "page": 21
    },
    "page_size": 10
  },
  "pagination": {
    "page": 21,
    "page_size": 10,
    "total_count": 1212,
    "total_pages": 122,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Osteoarthritis%2C+Knee&page=22&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Osteoarthritis%2C+Knee&page=20&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-15T10:28:47.369Z",
  "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": "NCT04881864",
      "title": "Study for Rural Innovations in the Delivery of Exercise",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Knee Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "Tele-Enhance Fitness",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2021-01-01",
      "completion_date": "2021-08-01",
      "has_results": false,
      "last_update_posted_date": "2021-05-11",
      "last_synced_at": "2026-10-15T10:28:47.369Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04881864"
    },
    {
      "nct_id": "NCT07515872",
      "title": "Long Duration High Frequency Ultrasound for the Treatment of Osteoarthritis",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Arthritis",
        "Osteo Arthritis of the Knee"
      ],
      "interventions": [
        {
          "name": "Sustained Acoustic Device with 2.5% Diclofenac Patch",
          "type": "DEVICE"
        },
        {
          "name": "Sustained Acoustic Device with 0% Diclofenac Patch",
          "type": "DEVICE"
        },
        {
          "name": "Intra articular injection",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "ZetrOZ, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "65 Years to 85 Years"
      },
      "enrollment_count": 240,
      "start_date": "2026-05-01",
      "completion_date": "2028-05-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-07",
      "last_synced_at": "2026-10-15T10:28:47.369Z",
      "location_count": 2,
      "location_summary": "Stamford, Connecticut • Dryden, New York",
      "locations": [
        {
          "city": "Stamford",
          "state": "Connecticut"
        },
        {
          "city": "Dryden",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07515872"
    },
    {
      "nct_id": "NCT04805554",
      "title": "Incorporating Patient-Reported Outcomes Into Shared Decision Making With Patients With Osteoarthritis of the Hip or Knee",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteo Arthritis Knee"
      ],
      "interventions": [
        {
          "name": "Joint Insights decision aid",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Texas at Austin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "45 Years to 89 Years"
      },
      "enrollment_count": 200,
      "start_date": "2021-02-22",
      "completion_date": "2023-05-30",
      "has_results": false,
      "last_update_posted_date": "2024-01-05",
      "last_synced_at": "2026-10-15T10:28:47.369Z",
      "location_count": 1,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04805554"
    },
    {
      "nct_id": "NCT04497129",
      "title": "ROMTECH PortableConnect Rehabilitation Device Usage Post Unilateral Total Knee Arthroplasty (TKA)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Knee Osteoarthritis",
        "Knee Arthritis",
        "Knee Pain Chronic",
        "Knee Disease",
        "Joint Pain",
        "Osteo Arthritis Knee",
        "Osteoarthritis, Knee"
      ],
      "interventions": [
        {
          "name": "ROMTech PortableConnect",
          "type": "DEVICE"
        },
        {
          "name": "Traditional Rehabilitation and CPM Device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "ROM Technologies, INC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 300,
      "start_date": "2020-08-17",
      "completion_date": "2021-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-07-22",
      "last_synced_at": "2026-10-15T10:28:47.369Z",
      "location_count": 5,
      "location_summary": "Gilbert, Arizona • Aventura, Florida • Clearwater, Florida + 2 more",
      "locations": [
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Aventura",
          "state": "Florida"
        },
        {
          "city": "Clearwater",
          "state": "Florida"
        },
        {
          "city": "Coeur d'Alene",
          "state": "Idaho"
        },
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04497129"
    },
    {
      "nct_id": "NCT02272218",
      "title": "Bariatric Lap Band Surgery as a Treatment for Knee Osteoarthritis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Knee Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "bariatric lap band surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "NYU Langone Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "25 Years and older"
      },
      "enrollment_count": 5,
      "start_date": "2012-10-23",
      "completion_date": "2018-10-18",
      "has_results": false,
      "last_update_posted_date": "2020-02-11",
      "last_synced_at": "2026-10-15T10:28:47.369Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02272218"
    },
    {
      "nct_id": "NCT02850068",
      "title": "Geniculate Artery Embolization for the Treatment of Knee Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis Of Knee"
      ],
      "interventions": [
        {
          "name": "Geniculate Artery Embolization",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2017-01-25",
      "completion_date": "2018-08-03",
      "has_results": true,
      "last_update_posted_date": "2019-08-20",
      "last_synced_at": "2026-10-15T10:28:47.369Z",
      "location_count": 2,
      "location_summary": "Chapel Hill, North Carolina • Woodbridge, Virginia",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        },
        {
          "city": "Woodbridge",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02850068"
    },
    {
      "nct_id": "NCT01032720",
      "title": "Ultrasound (US)-Guided Versus Sham Ultrasound Corticosteroid (CS) Knee Injections",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "Ultrasound",
          "type": "PROCEDURE"
        },
        {
          "name": "Sham ultrasound",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "VA Connecticut Healthcare System",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "40 Years to 89 Years"
      },
      "enrollment_count": 33,
      "start_date": "2010-01",
      "completion_date": "2012-02",
      "has_results": false,
      "last_update_posted_date": "2015-07-08",
      "last_synced_at": "2026-10-15T10:28:47.369Z",
      "location_count": 1,
      "location_summary": "West Haven, Connecticut",
      "locations": [
        {
          "city": "West Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01032720"
    },
    {
      "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": "2026-10-15T10:28:47.369Z",
      "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": "NCT00599248",
      "title": "Safety Study of TissueGene-C in Degenerative Joint Disease of the Knee",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Osteoarthritis, Knee"
      ],
      "interventions": [
        {
          "name": "TissueGene-C",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Kolon TissueGene, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 12,
      "start_date": "2007-01",
      "completion_date": "2010-05",
      "has_results": true,
      "last_update_posted_date": "2017-07-07",
      "last_synced_at": "2026-10-15T10:28:47.369Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland • Arlington, Virginia",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Arlington",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00599248"
    },
    {
      "nct_id": "NCT06184048",
      "title": "Validation of a Low-cost Platelet-Rich Plasma (PRP)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Platelet-Rich Plasma (PRP)",
        "Knee Osteoarthritis (OA)"
      ],
      "interventions": [
        {
          "name": "Intra-Articular knee injection of LC-PRP",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2023-09-15",
      "completion_date": "2024-10-10",
      "has_results": false,
      "last_update_posted_date": "2025-11-17",
      "last_synced_at": "2026-10-15T10:28:47.369Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06184048"
    }
  ]
}