{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Osteo+Arthritis+Knee&page=2",
    "query": {
      "condition": "Osteo Arthritis 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=Osteo+Arthritis+Knee&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-06-10T18:08:11.633Z",
  "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": "NCT03271229",
      "title": "Conventional Platelet-Rich Plasma Versus Concentrated Bone Marrow Stem Cell Injections for Osteoarthritis of the Knee",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Osteo Arthritis Knee"
      ],
      "interventions": [
        {
          "name": "Concentrated Bone Marrow Aspirate (BMAC)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Platelet-Rich Plasma (PRP)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2019-09",
      "completion_date": "2021-01",
      "has_results": false,
      "last_update_posted_date": "2019-12-24",
      "last_synced_at": "2026-06-10T18:08:11.633Z",
      "location_count": 1,
      "location_summary": "Jacksonville, Florida",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03271229"
    },
    {
      "nct_id": "NCT06734845",
      "title": "Energy Status and Protein Intake As Prognostic Indicators of Rehabilitative Outcomes",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Orthopedic",
        "Osteo Arthritis Knee",
        "Hip Osteoarthritis",
        "Protein-Energy Malnutrition",
        "Energy Malnutrition Protein"
      ],
      "interventions": [
        {
          "name": "Total Knee Arthroplasty",
          "type": "PROCEDURE"
        },
        {
          "name": "Total Joint Arthroplasty",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Connecticut",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "50 Years to 70 Years"
      },
      "enrollment_count": 38,
      "start_date": "2023-01-10",
      "completion_date": "2023-10-01",
      "has_results": false,
      "last_update_posted_date": "2024-12-16",
      "last_synced_at": "2026-06-10T18:08:11.633Z",
      "location_count": 1,
      "location_summary": "Hartford, Connecticut",
      "locations": [
        {
          "city": "Hartford",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06734845"
    },
    {
      "nct_id": "NCT07286513",
      "title": "Persona SoluTion PPS Femur PMCF",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Rhematoid Arthritis",
        "Osteo Arthritis of the Knee",
        "Traumatic Arthritis of Knee (Diagnosis)",
        "Polyarthritis",
        "Collagen Disorders",
        "Avascular Necrosis of Femoral Condyle",
        "Valgus Deformity",
        "Varus Deformity",
        "Flexion Deformity of Knee"
      ],
      "interventions": [
        {
          "name": "Total knee arthroplasty",
          "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": 200,
      "start_date": "2026-02-26",
      "completion_date": "2037-12",
      "has_results": false,
      "last_update_posted_date": "2026-04-21",
      "last_synced_at": "2026-06-10T18:08:11.633Z",
      "location_count": 1,
      "location_summary": "Denver, Colorado",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07286513"
    },
    {
      "nct_id": "NCT06618820",
      "title": "Extended Oral Tranexamic Acid After Total Knee Arthroplasty",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Osteo Arthritis Knee",
        "Pain, Postoperative"
      ],
      "interventions": [
        {
          "name": "Tranexamic acid",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Campbell Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 120,
      "start_date": "2024-09-17",
      "completion_date": "2026-09",
      "has_results": false,
      "last_update_posted_date": "2024-10-01",
      "last_synced_at": "2026-06-10T18:08:11.633Z",
      "location_count": 1,
      "location_summary": "Germantown, Tennessee",
      "locations": [
        {
          "city": "Germantown",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06618820"
    },
    {
      "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": "2026-06-10T18:08:11.633Z",
      "location_count": 1,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04805554"
    },
    {
      "nct_id": "NCT06619340",
      "title": "EXPAREL IPSA Block in Knee Arthroplasty",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pain, Postoperative",
        "Osteo Arthritis Knee"
      ],
      "interventions": [
        {
          "name": "Exparel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Campbell Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2024-05-20",
      "completion_date": "2025-12-31",
      "has_results": false,
      "last_update_posted_date": "2024-10-01",
      "last_synced_at": "2026-06-10T18:08:11.633Z",
      "location_count": 1,
      "location_summary": "Germantown, Tennessee",
      "locations": [
        {
          "city": "Germantown",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06619340"
    },
    {
      "nct_id": "NCT06089291",
      "title": "Persona IQ Cohort Study",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Osteo Arthritis Knee",
        "Knee Arthritis",
        "Monitoring Orthopedic Devices",
        "Total Knee Arthroplasty",
        "Total Knee Replacement"
      ],
      "interventions": [
        {
          "name": "Persona IQ",
          "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": 200,
      "start_date": "2024-02-20",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-06-04",
      "last_synced_at": "2026-06-10T18:08:11.633Z",
      "location_count": 4,
      "location_summary": "Granger, Indiana • St Louis, Missouri • Charlotte, North Carolina + 1 more",
      "locations": [
        {
          "city": "Granger",
          "state": "Indiana"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Charlotte",
          "state": "North Carolina"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06089291"
    },
    {
      "nct_id": "NCT04922268",
      "title": "External Focus of Attention Posttraumatic Osteoarthritis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anterior Cruciate Ligament Injuries",
        "Anterior Cruciate Ligament Rupture",
        "Anterior Cruciate Ligament Tear",
        "Osteo Arthritis Knee"
      ],
      "interventions": [
        {
          "name": "Internal focus of attention feedback",
          "type": "OTHER"
        },
        {
          "name": "External focus of attention feedback",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of North Carolina, Charlotte",
      "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": 45,
      "start_date": "2022-01-01",
      "completion_date": "2024-08-31",
      "has_results": false,
      "last_update_posted_date": "2024-12-24",
      "last_synced_at": "2026-06-10T18:08:11.633Z",
      "location_count": 1,
      "location_summary": "Charlotte, North Carolina",
      "locations": [
        {
          "city": "Charlotte",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04922268"
    },
    {
      "nct_id": "NCT05097729",
      "title": "rTMS for Relieving Chronic OA Pain",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Pain",
        "Osteo Arthritis Knee"
      ],
      "interventions": [
        {
          "name": "Transcranial Magnetic Stimulation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 0,
      "start_date": "2021-11-15",
      "completion_date": "2023-01-01",
      "has_results": false,
      "last_update_posted_date": "2023-02-03",
      "last_synced_at": "2026-06-10T18:08:11.633Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05097729"
    },
    {
      "nct_id": "NCT03836586",
      "title": "Study of Pain Catastrophizing",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteo Arthritis Knee"
      ],
      "interventions": [
        {
          "name": "Cognitive-Behavioral Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Pain Education",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "45 Years to 85 Years"
      },
      "enrollment_count": 10,
      "start_date": "2019-12-23",
      "completion_date": "2021-06-07",
      "has_results": true,
      "last_update_posted_date": "2024-04-19",
      "last_synced_at": "2026-06-10T18:08:11.633Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03836586"
    }
  ]
}