{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Total+Hip+Arthroplasty+%5C%28THA%5C%29&page=3",
    "query": {
      "condition": "Total Hip Arthroplasty \\(THA\\)",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 61,
    "total_pages": 7,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Total+Hip+Arthroplasty+%5C%28THA%5C%29&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Total+Hip+Arthroplasty+%5C%28THA%5C%29&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-12T15:00:35.029Z",
  "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": "NCT07227064",
      "title": "Methadone in THA for Post-op Pain and Opioid Reduction",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Post Operative Pain",
        "Total Hip Arthroplasty"
      ],
      "interventions": [
        {
          "name": "Methadone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "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": 162,
      "start_date": "2026-01-12",
      "completion_date": "2027-01-31",
      "has_results": false,
      "last_update_posted_date": "2026-02-05",
      "last_synced_at": "2026-10-12T15:00:35.029Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07227064"
    },
    {
      "nct_id": "NCT04199780",
      "title": "Effects of tDCS Combined With CBI on Postsurgical Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Total Knee Arthroplasty (Postoperative Pain)",
        "Total Hip Arthroplasty (Postoperative Pain)"
      ],
      "interventions": [
        {
          "name": "Transcranial Direct Current Stimulation",
          "type": "DEVICE"
        },
        {
          "name": "Cognitive-Behavioral (CB) intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "BEHAVIORAL"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 106,
      "start_date": "2021-01-11",
      "completion_date": "2026-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-20",
      "last_synced_at": "2026-10-12T15:00:35.029Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04199780"
    },
    {
      "nct_id": "NCT00358735",
      "title": "Deep Vein Thrombosis (DVT) Prevention in Total Hip Arthroplasty: Continuous Enhanced Circulation Therapy (CECT) Versus Low Molecular Weight Heparin (LMWH)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Deep Vein Thrombosis of Lower Limb",
        "Pulmonary Embolism (PE)",
        "Bleeding"
      ],
      "interventions": [
        {
          "name": "ActiveCare CECT device",
          "type": "DEVICE"
        },
        {
          "name": "Enoxaparin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "Medical Compression Systems",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 411,
      "start_date": "2006-06",
      "completion_date": "2008-12",
      "has_results": true,
      "last_update_posted_date": "2014-10-30",
      "last_synced_at": "2026-10-12T15:00:35.029Z",
      "location_count": 9,
      "location_summary": "La Jolla, California • Loma Linda, California • Los Angeles, California + 6 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Loma Linda",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Mooresville",
          "state": "Indiana"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00358735"
    },
    {
      "nct_id": "NCT01621932",
      "title": "Anterior Capsulectomy vs. Repair in Direct Anterior THA",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Total Hip Arthroplasty"
      ],
      "interventions": [
        {
          "name": "Direct anterior approach with capsulectomy",
          "type": "PROCEDURE"
        },
        {
          "name": "Direct anterior approach without capsulectomy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "OrthoCarolina Research Institute, Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 82,
      "start_date": "2012-03-01",
      "completion_date": "2017-08-02",
      "has_results": false,
      "last_update_posted_date": "2021-01-26",
      "last_synced_at": "2026-10-12T15:00:35.029Z",
      "location_count": 1,
      "location_summary": "Charlotte, North Carolina",
      "locations": [
        {
          "city": "Charlotte",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01621932"
    },
    {
      "nct_id": "NCT05686915",
      "title": "MARS MRI in Revision THA With a Ceramic Femoral Head and Titanium Sleeve",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Arthroplasty, Replacement, Hip"
      ],
      "interventions": [
        {
          "name": "MARS MRI",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Titanium Labs",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Cobalt Labs",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Chromium Labs",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Colorado Joint Replacement",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 55,
      "start_date": "2022-12-22",
      "completion_date": "2023-12-31",
      "has_results": false,
      "last_update_posted_date": "2023-01-17",
      "last_synced_at": "2026-10-12T15:00:35.029Z",
      "location_count": 1,
      "location_summary": "Denver, Colorado",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05686915"
    },
    {
      "nct_id": "NCT05247255",
      "title": "Quadratus Lumborum Block for Total Hip Arthroplasty",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Pain, Postoperative"
      ],
      "interventions": [
        {
          "name": "Active Comparator",
          "type": "DRUG"
        },
        {
          "name": "Placebo Comparator",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 80,
      "start_date": "2022-03-29",
      "completion_date": "2027-01",
      "has_results": false,
      "last_update_posted_date": "2026-06-05",
      "last_synced_at": "2026-10-12T15:00:35.029Z",
      "location_count": 1,
      "location_summary": "Santa Monica, California",
      "locations": [
        {
          "city": "Santa Monica",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05247255"
    },
    {
      "nct_id": "NCT05871827",
      "title": "THA With and Without Computer Navigation",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hip Osteoarthritis",
        "Avascular Necrosis of Hip"
      ],
      "interventions": [
        {
          "name": "Intraoperative Fluoroscopic Computer Navigation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Southeast Orthopedic Specialists",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "95 Years",
        "sex": "ALL",
        "summary": "18 Years to 95 Years"
      },
      "enrollment_count": 234,
      "start_date": "2020-02-25",
      "completion_date": "2023-01-05",
      "has_results": false,
      "last_update_posted_date": "2023-05-23",
      "last_synced_at": "2026-10-12T15:00:35.029Z",
      "location_count": 1,
      "location_summary": "Jacksonville, Florida",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05871827"
    },
    {
      "nct_id": "NCT05497206",
      "title": "ROSA® Hip System THA PMCF",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis, Hip",
        "Avascular Necrosis of Hip"
      ],
      "interventions": [
        {
          "name": "One of the following hip implants may be used within this arm of the study: G7 Acetabular System, Taperloc Complete System, Avenir and Avenir Complete Systems, and Echo Bi-Metric System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Zimmer Biomet",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 12,
      "start_date": "2024-06-05",
      "completion_date": "2024-12-20",
      "has_results": false,
      "last_update_posted_date": "2025-02-05",
      "last_synced_at": "2026-10-12T15:00:35.029Z",
      "location_count": 2,
      "location_summary": "Jacksonville, Florida • Saint Joseph, Missouri",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Saint Joseph",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05497206"
    },
    {
      "nct_id": "NCT02344160",
      "title": "REDAPT Revision System Study to Assess 5 Year Revision Rate & up to 10 Year Revision Rate and Safety and Effectiveness",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Total Hip Arthroplasty (THA)"
      ],
      "interventions": [
        {
          "name": "Phlebotomy",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Smith & Nephew, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2014-12",
      "completion_date": "2028-12",
      "has_results": false,
      "last_update_posted_date": "2016-12-16",
      "last_synced_at": "2026-10-12T15:00:35.029Z",
      "location_count": 1,
      "location_summary": "Irvine, California",
      "locations": [
        {
          "city": "Irvine",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02344160"
    },
    {
      "nct_id": "NCT01307384",
      "title": "Zimmer Continuum Metal on Polyethylene (MoP) PostMarket Clinical Followup (PMCF) Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Avascular Necrosis",
        "Osteoarthritis",
        "Inflammatory Arthritis",
        "Post-traumatic Arthritis",
        "Rheumatoid Arthritis"
      ],
      "interventions": [
        {
          "name": "Continuum Metal on Polyethylene Acetabular 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": 195,
      "start_date": "2011-03-29",
      "completion_date": "2026-07-17",
      "has_results": false,
      "last_update_posted_date": "2026-09-29",
      "last_synced_at": "2026-10-12T15:00:35.029Z",
      "location_count": 2,
      "location_summary": "Fremont, California • Denver, Colorado",
      "locations": [
        {
          "city": "Fremont",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01307384"
    }
  ]
}