{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Total+knee+arthroplasty+patients",
    "query": {
      "intervention": "Total knee arthroplasty patients"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 474,
    "total_pages": 48,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Total+knee+arthroplasty+patients&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-27T11:39:05.700Z",
  "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": "NCT01907178",
      "title": "Postoperative Pain Management in Hospital and Following Discharge From Hospital.",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Arthropathy of Knee Joint"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Trinity Health Of New England",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 200,
      "start_date": "2014-07",
      "completion_date": "2015-06-16",
      "has_results": false,
      "last_update_posted_date": "2017-04-27",
      "last_synced_at": "2026-09-27T11:39:05.700Z",
      "location_count": 1,
      "location_summary": "Hartford, Connecticut",
      "locations": [
        {
          "city": "Hartford",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01907178"
    },
    {
      "nct_id": "NCT07775248",
      "title": "Novel Extended-Release Bupivacaine Polymer for Sustained Pain Relief Following Total Knee Arthroplasty",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Osteoarthritis (OA) of the Knee"
      ],
      "interventions": [
        {
          "name": "Periarticular Injection",
          "type": "DRUG"
        },
        {
          "name": "Adductor Canal Block",
          "type": "DRUG"
        },
        {
          "name": "Bupivacaine-Meloxicam",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Henry Ford Health System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 150,
      "start_date": "2025-02-11",
      "completion_date": "2026-10-20",
      "has_results": false,
      "last_update_posted_date": "2026-08-20",
      "last_synced_at": "2026-09-27T11:39:05.700Z",
      "location_count": 1,
      "location_summary": "Grosse Pointe Farms, Michigan",
      "locations": [
        {
          "city": "Grosse Pointe Farms",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07775248"
    },
    {
      "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": "2026-09-27T11:39:05.700Z",
      "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": "NCT02579538",
      "title": "Flexibility of Cognition And Persistent Pain",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pain, Postoperative"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Washington University School of Medicine",
      "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": 300,
      "start_date": "2015-09-01",
      "completion_date": "2018-12-01",
      "has_results": false,
      "last_update_posted_date": "2020-01-28",
      "last_synced_at": "2026-09-27T11:39:05.700Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02579538"
    },
    {
      "nct_id": "NCT04347343",
      "title": "Combined NMES and BFR Training After TKA",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Total Knee Arthroplasty"
      ],
      "interventions": [
        {
          "name": "Standard Rehabilitation + Neuromuscular Electrical Stimulation and Blood Flow Restriction",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "50 Years to 85 Years"
      },
      "enrollment_count": 18,
      "start_date": "2019-11-22",
      "completion_date": "2022-02-03",
      "has_results": false,
      "last_update_posted_date": "2022-03-07",
      "last_synced_at": "2026-09-27T11:39:05.700Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04347343"
    },
    {
      "nct_id": "NCT05693818",
      "title": "Quantitative Assessment of Walking (Squawk) With the Canary canturioTM te (CTE) Tibial Extension",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Arthritis Knee"
      ],
      "interventions": [
        {
          "name": "Clinical Limping Evalution",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Canary Medical",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 88,
      "start_date": "2023-01-31",
      "completion_date": "2024-05-15",
      "has_results": false,
      "last_update_posted_date": "2023-09-21",
      "last_synced_at": "2026-09-27T11:39:05.700Z",
      "location_count": 1,
      "location_summary": "Spartanburg, South Carolina",
      "locations": [
        {
          "city": "Spartanburg",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05693818"
    },
    {
      "nct_id": "NCT01938274",
      "title": "Leisure Expectations About Physical Activity Study",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hip Osteoarthritis",
        "Knee Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "Educational intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "West Virginia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "45 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2018-01-01",
      "completion_date": "2019-07-22",
      "has_results": false,
      "last_update_posted_date": "2019-07-24",
      "last_synced_at": "2026-09-27T11:39:05.700Z",
      "location_count": 1,
      "location_summary": "Morgantown, West Virginia",
      "locations": [
        {
          "city": "Morgantown",
          "state": "West Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01938274"
    },
    {
      "nct_id": "NCT04058743",
      "title": "Nickel Sensitivity",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Knee Arthropathy",
        "Allergic Reaction"
      ],
      "interventions": [
        {
          "name": "TKA with nickel free components",
          "type": "DEVICE"
        },
        {
          "name": "TKA with standard cobalt chromium components",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "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": 9,
      "start_date": "2019-09-27",
      "completion_date": "2024-12-21",
      "has_results": true,
      "last_update_posted_date": "2026-05-01",
      "last_synced_at": "2026-09-27T11:39:05.700Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04058743"
    },
    {
      "nct_id": "NCT05006274",
      "title": "Intraoperative Soft Tissue Balance in TKA",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Osteoarthritis, Knee"
      ],
      "interventions": [
        {
          "name": "Persona Trabecular Metal Tibia",
          "type": "DEVICE"
        },
        {
          "name": "Verasense technology",
          "type": "DEVICE"
        },
        {
          "name": "MUVR",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Washington Hospital Healthcare System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2021-08-13",
      "completion_date": "2023-12",
      "has_results": false,
      "last_update_posted_date": "2021-08-19",
      "last_synced_at": "2026-09-27T11:39:05.700Z",
      "location_count": 1,
      "location_summary": "Fremont, California",
      "locations": [
        {
          "city": "Fremont",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05006274"
    },
    {
      "nct_id": "NCT02638480",
      "title": "Effectiveness of KneeMD on Flexion Contracture in Total Knee Arthroplasty Patients",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Flexion Contracture"
      ],
      "interventions": [
        {
          "name": "KneeMD",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Anne Arundel Health System Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2015-11",
      "completion_date": "2019-04",
      "has_results": false,
      "last_update_posted_date": "2019-02-08",
      "last_synced_at": "2026-09-27T11:39:05.700Z",
      "location_count": 1,
      "location_summary": "Annapolis, Maryland",
      "locations": [
        {
          "city": "Annapolis",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02638480"
    }
  ]
}