{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=TKA&page=3",
    "query": {
      "intervention": "TKA",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 290,
    "total_pages": 29,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=TKA&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=TKA&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-19T17:22:24.042Z",
  "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": "NCT07223359",
      "title": "Photographic Evidence on Total Knee Arthroplasty Outcomes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis (OA) of the Knee"
      ],
      "interventions": [
        {
          "name": "Photographic Evidence of Postoperative Knee Range of Motion",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Standard Postoperative Care",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Loyola University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 59,
      "start_date": "2020-01-01",
      "completion_date": "2021-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-10-31",
      "last_synced_at": "2026-10-19T17:22:24.042Z",
      "location_count": 2,
      "location_summary": "Maywood, Illinois • Melrose Park, Illinois",
      "locations": [
        {
          "city": "Maywood",
          "state": "Illinois"
        },
        {
          "city": "Melrose Park",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07223359"
    },
    {
      "nct_id": "NCT05332717",
      "title": "TKA Melatonin and Sleep Quality",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Arthroplasty",
        "Replacement",
        "Knee",
        "Sleep Initiation and Maintenance Disorders"
      ],
      "interventions": [
        {
          "name": "Melatonin 5 mg",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo (Vitamin C)",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Hospital for Special Surgery, New York",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 176,
      "start_date": "2022-01-10",
      "completion_date": "2022-04-30",
      "has_results": false,
      "last_update_posted_date": "2023-09-14",
      "last_synced_at": "2026-10-19T17:22:24.042Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05332717"
    },
    {
      "nct_id": "NCT06663384",
      "title": "ARVIS TKA vs Conventional TKA",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "Evaluation of Augmented Reality technology in TKA compared to standard TKA",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Foundation for Orthopaedic Research and Education",
      "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": "2024-12-01",
      "completion_date": "2027-11-01",
      "has_results": false,
      "last_update_posted_date": "2026-09-09",
      "last_synced_at": "2026-10-19T17:22:24.042Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06663384"
    },
    {
      "nct_id": "NCT06800209",
      "title": "Pain Reprocessing Therapy in Post-Operative Knee Pain",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pain, Chronic",
        "Knee Pain Chronic"
      ],
      "interventions": [
        {
          "name": "Pain reprocessing therapy (PRT)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Usual care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Weill Medical College of Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 110,
      "start_date": "2025-08-13",
      "completion_date": "2028-09-29",
      "has_results": false,
      "last_update_posted_date": "2026-08-05",
      "last_synced_at": "2026-10-19T17:22:24.042Z",
      "location_count": 2,
      "location_summary": "Aurora, Colorado • New York, New York",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06800209"
    },
    {
      "nct_id": "NCT02351414",
      "title": "Post Market Follow-Up Study of the EVOLUTION® Total Knee Arthroplasty System With Cruciate Sacrificing Inserts",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Joint Disease"
      ],
      "interventions": [
        {
          "name": "Total Knee Arthroplasty (EVOLUTION®)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "MicroPort Orthopedics Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 150,
      "start_date": "2015-06-15",
      "completion_date": "2028-12",
      "has_results": false,
      "last_update_posted_date": "2022-10-13",
      "last_synced_at": "2026-10-19T17:22:24.042Z",
      "location_count": 1,
      "location_summary": "Morton Grove, Illinois",
      "locations": [
        {
          "city": "Morton Grove",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02351414"
    },
    {
      "nct_id": "NCT03443284",
      "title": "Health Partner Evaluation at Providence",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Total Knee Arthroplasty; Total Hip Arthroplasty"
      ],
      "interventions": [
        {
          "name": "Health Partner",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Standard Care",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "DePuy Orthopaedics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 79,
      "start_date": "2018-12-11",
      "completion_date": "2019-12-17",
      "has_results": false,
      "last_update_posted_date": "2020-01-02",
      "last_synced_at": "2026-10-19T17:22:24.042Z",
      "location_count": 3,
      "location_summary": "Newberg, Oregon • Spokane, Washington",
      "locations": [
        {
          "city": "Newberg",
          "state": "Oregon"
        },
        {
          "city": "Spokane",
          "state": "Washington"
        },
        {
          "city": "Spokane",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03443284"
    },
    {
      "nct_id": "NCT05765682",
      "title": "Mepivacaine Vs. Bupivacaine Spinal for TKA",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Total Knee Replacement"
      ],
      "interventions": [
        {
          "name": "Mepivacaine Spinal",
          "type": "OTHER"
        },
        {
          "name": "Bupivacaine Spinal",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Medical University of South Carolina",
      "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": 160,
      "start_date": "2023-03-13",
      "completion_date": "2024-08-25",
      "has_results": false,
      "last_update_posted_date": "2024-09-19",
      "last_synced_at": "2026-10-19T17:22:24.042Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05765682"
    },
    {
      "nct_id": "NCT04090125",
      "title": "Improving Physical Activity and Gait Symmetry After Total Knee Arthroplasty",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Knee Replacement, Total",
        "Knee Arthroplasty, Total"
      ],
      "interventions": [
        {
          "name": "PAS Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Attention Control",
          "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": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2019-11-08",
      "completion_date": "2023-07-26",
      "has_results": true,
      "last_update_posted_date": "2024-03-05",
      "last_synced_at": "2026-10-19T17:22:24.042Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04090125"
    },
    {
      "nct_id": "NCT01859130",
      "title": "Zimmer POLAR - Total Knee Arthroplasty (TKA)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis",
        "RheumatoId Arthritis",
        "Traumatic Arthritis",
        "Polyarthritis"
      ],
      "interventions": [
        {
          "name": "Zimmer Persona Total Knee System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Zimmer Biomet",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 299,
      "start_date": "2013-10-21",
      "completion_date": "2021-12-31",
      "has_results": true,
      "last_update_posted_date": "2023-10-13",
      "last_synced_at": "2026-10-19T17:22:24.042Z",
      "location_count": 4,
      "location_summary": "Naperville, Illinois • Egg Harbor, New Jersey • Durham, North Carolina + 1 more",
      "locations": [
        {
          "city": "Naperville",
          "state": "Illinois"
        },
        {
          "city": "Egg Harbor",
          "state": "New Jersey"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01859130"
    },
    {
      "nct_id": "NCT01370421",
      "title": "Prediction of Outcomes Following Total Knee Replacement",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Osteoarthritis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "45 Years and older"
      },
      "enrollment_count": 248,
      "start_date": "2011-04",
      "completion_date": "2019-03",
      "has_results": false,
      "last_update_posted_date": "2022-03-02",
      "last_synced_at": "2026-10-19T17:22:24.042Z",
      "location_count": 1,
      "location_summary": "Chestnut Hill, Massachusetts",
      "locations": [
        {
          "city": "Chestnut Hill",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01370421"
    }
  ]
}