{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Total+knee&page=20",
    "query": {
      "intervention": "Total knee",
      "page": 20
    },
    "page_size": 10
  },
  "pagination": {
    "page": 20,
    "page_size": 10,
    "total_count": 942,
    "total_pages": 95,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Total+knee&page=21&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Total+knee&page=19&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-14T03:59:01.813Z",
  "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": "NCT02877381",
      "title": "Tranexamic Acid in Revision Total Joint Arthroplasty",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Revision Total Knee Arthroplasty",
        "Revision Total Hip Arthroplasty",
        "Acute Blood Loss Anemia"
      ],
      "interventions": [
        {
          "name": "Revision Total Knee Arthroplasty (TKA)",
          "type": "PROCEDURE"
        },
        {
          "name": "Revision Total Hip Arthroplasty (THA)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Rush University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 175,
      "start_date": "2016-04",
      "completion_date": "2019-08-01",
      "has_results": false,
      "last_update_posted_date": "2021-04-22",
      "last_synced_at": "2026-10-14T03:59:01.813Z",
      "location_count": 3,
      "location_summary": "Chicago, Illinois • Rochester, Minnesota • New York, New York",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02877381"
    },
    {
      "nct_id": "NCT02885467",
      "title": "Nerve Burial for Preventing Neuralgia After Total Knee Arthroplasty",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Neuralgia",
        "Osteoarthritis of the Knee"
      ],
      "interventions": [
        {
          "name": "Total knee arthroplasty with Saphenous nerve burial",
          "type": "PROCEDURE"
        },
        {
          "name": "Standard total knee arthroplasty",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Medstar Health Research Institute",
      "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": 58,
      "start_date": "2013-08",
      "completion_date": "2018-05",
      "has_results": false,
      "last_update_posted_date": "2018-05-21",
      "last_synced_at": "2026-10-14T03:59:01.813Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02885467"
    },
    {
      "nct_id": "NCT02374398",
      "title": "Clinical Trial Comparing Tranexamic Acid (TXA) With Aquamantys Sealer in Total Knee Arthroplasty (TKA)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Blood Loss"
      ],
      "interventions": [
        {
          "name": "Tranexamic Acid",
          "type": "DRUG"
        },
        {
          "name": "Aquamantys System",
          "type": "DEVICE"
        },
        {
          "name": "Control",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Eastern Maine Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 127,
      "start_date": "2011-03",
      "completion_date": "2014-11",
      "has_results": true,
      "last_update_posted_date": "2017-01-16",
      "last_synced_at": "2026-10-14T03:59:01.813Z",
      "location_count": 1,
      "location_summary": "Bangor, Maine",
      "locations": [
        {
          "city": "Bangor",
          "state": "Maine"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02374398"
    },
    {
      "nct_id": "NCT01425021",
      "title": "Retrieval and Analysis of Orthopedic Implants at Revision Arthroplasty Surgery",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Total Joint Revisions"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 199,
      "start_date": "2010-08",
      "completion_date": "2015-05",
      "has_results": false,
      "last_update_posted_date": "2015-08-19",
      "last_synced_at": "2026-10-14T03:59:01.813Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01425021"
    },
    {
      "nct_id": "NCT03981419",
      "title": "A Study to Evaluate the Effect of GRF6021 on Postoperative Recovery Following Primary Hip or Knee Arthroplasty",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Postoperative Recovery"
      ],
      "interventions": [
        {
          "name": "GRF6021",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "Alkahest, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "50 Years to 85 Years"
      },
      "enrollment_count": 38,
      "start_date": "2019-07-12",
      "completion_date": "2021-03-04",
      "has_results": true,
      "last_update_posted_date": "2024-03-13",
      "last_synced_at": "2026-10-14T03:59:01.813Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03981419"
    },
    {
      "nct_id": "NCT06953375",
      "title": "Implementation of Neuromuscular Electrical Stimulation After Total Knee Arthroplasty",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Total Knee Arthroplasty",
        "Functional Recovery",
        "Aging",
        "Physical Therapy"
      ],
      "interventions": [
        {
          "name": "NMES",
          "type": "PROCEDURE"
        },
        {
          "name": "Usual Care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3250,
      "start_date": "2025-05-12",
      "completion_date": "2029-04",
      "has_results": false,
      "last_update_posted_date": "2025-09-29",
      "last_synced_at": "2026-10-14T03:59:01.813Z",
      "location_count": 3,
      "location_summary": "Aurora, Colorado • Murray, Utah",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Murray",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06953375"
    },
    {
      "nct_id": "NCT01072019",
      "title": "A Randomized Prospective Trial of Total Knee Arthroplasty Options Comparing Standard Knee Cutting Guides and MRI Generated Patient Specific Custom Cutting Guides",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis of the Knee"
      ],
      "interventions": [
        {
          "name": "Instrument",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 25,
      "start_date": "2010-03",
      "completion_date": "2014-05",
      "has_results": false,
      "last_update_posted_date": "2018-06-27",
      "last_synced_at": "2026-10-14T03:59:01.813Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01072019"
    },
    {
      "nct_id": "NCT02711592",
      "title": "Pharmacogenomics Information in Enhancing Post-operative Total Joint Replacement Pain Management: a Pilot Study",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Arthroplasty, Replacement, Knee",
        "Pain, Postoperative"
      ],
      "interventions": [
        {
          "name": "Genetic Panel for Analgesics",
          "type": "GENETIC"
        }
      ],
      "intervention_types": [
        "GENETIC"
      ],
      "sponsor": "TriHealth Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 4,
      "start_date": "2016-10-05",
      "completion_date": "2019-08-22",
      "has_results": false,
      "last_update_posted_date": "2021-02-25",
      "last_synced_at": "2026-10-14T03:59:01.813Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02711592"
    },
    {
      "nct_id": "NCT03987932",
      "title": "NEAT!2 Sedentary Behavior Reduction for Individuals With Past or Present Knee Symptoms, Injuries, or Surgeries",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sedentary Lifestyle",
        "Knee Osteoarthritis",
        "Knee Injuries",
        "Knee Pain Chronic"
      ],
      "interventions": [
        {
          "name": "NEAT!2",
          "type": "BEHAVIORAL"
        },
        {
          "name": "NEAT!2+Calls",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Delayed NEAT!2",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 11,
      "start_date": "2019-06-22",
      "completion_date": "2020-09-09",
      "has_results": true,
      "last_update_posted_date": "2021-07-19",
      "last_synced_at": "2026-10-14T03:59:01.813Z",
      "location_count": 1,
      "location_summary": "Columbia, South Carolina",
      "locations": [
        {
          "city": "Columbia",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03987932"
    },
    {
      "nct_id": "NCT00504114",
      "title": "MR Imaging of Knee Osteoarthritis and Acute Knee Injuries",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Osteoarthritis, Knee"
      ],
      "interventions": [
        {
          "name": "ACL Reconstruction Surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "Cartilage Resurfacing Surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "Total Knee Replacement",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 139,
      "start_date": "2006-08",
      "completion_date": "2013-07",
      "has_results": false,
      "last_update_posted_date": "2013-12-12",
      "last_synced_at": "2026-10-14T03:59:01.813Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00504114"
    }
  ]
}