{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Total+Hip+Arthroplasty+%28THA%29&page=2",
    "query": {
      "condition": "Total Hip Arthroplasty (THA)",
      "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=Total+Hip+Arthroplasty+%28THA%29&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T04:59:01.110Z",
  "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": "2026-05-22T04:59:01.110Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07227064"
    },
    {
      "nct_id": "NCT06631638",
      "title": "EMPHASYS Cup Positioning in THA With Non-Invasive Navigation (Velys Hip Navigation (VHN))",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis",
        "Traumatic Arthritis",
        "Rheumatoid Arthritis",
        "Congential Hip Dysplasia",
        "Avascular Necrosis of the Femoral Head",
        "Certain Cases of Ankylosis"
      ],
      "interventions": [
        {
          "name": "EMPHASYS Cup with VHN",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "DePuy Orthopaedics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 118,
      "start_date": "2025-10-24",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-08",
      "last_synced_at": "2026-05-22T04:59:01.110Z",
      "location_count": 5,
      "location_summary": "Sacramento, California • Gainesville, Florida • Lake Success, New York + 2 more",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Lake Success",
          "state": "New York"
        },
        {
          "city": "The Bronx",
          "state": "New York"
        },
        {
          "city": "Gastonia",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06631638"
    },
    {
      "nct_id": "NCT07226973",
      "title": "Gait After THA: Direct Anterior vs Manual Posterior vs Robotic Posterior",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis (OA) of the Hip"
      ],
      "interventions": [
        {
          "name": "Total hip arthroplasty via direct anterior approach (manual, non-robotic)",
          "type": "PROCEDURE"
        },
        {
          "name": "Total hip arthroplasty via posterior approach (manual, non-robotic)",
          "type": "PROCEDURE"
        },
        {
          "name": "Robotic-assisted total hip arthroplasty via posterior approach",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Ochsner 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": 48,
      "start_date": "2025-10-09",
      "completion_date": "2027-11-15",
      "has_results": false,
      "last_update_posted_date": "2025-11-12",
      "last_synced_at": "2026-05-22T04:59:01.110Z",
      "location_count": 2,
      "location_summary": "Metairie, Louisiana • New Orleans, Louisiana",
      "locations": [
        {
          "city": "Metairie",
          "state": "Louisiana"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07226973"
    },
    {
      "nct_id": "NCT01583465",
      "title": "Efficacy of Aquamantys for Reducing Transfusions With Anterior Supine Intermuscular Approach Total Hip Arthroplasty",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis, Hip",
        "Joint Deformities, Acquired",
        "Hip Dislocation, Congenital",
        "Osteonecrosis",
        "Arthritis, Rheumatoid"
      ],
      "interventions": [
        {
          "name": "Aquamantys",
          "type": "DEVICE"
        },
        {
          "name": "standard electrocautery (Bovie)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Joint Implant Surgeons, Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 200,
      "start_date": "2009-10",
      "completion_date": "2011-09",
      "has_results": false,
      "last_update_posted_date": "2012-04-24",
      "last_synced_at": "2026-05-22T04:59:01.110Z",
      "location_count": 1,
      "location_summary": "New Albany, Ohio",
      "locations": [
        {
          "city": "New Albany",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01583465"
    },
    {
      "nct_id": "NCT01307384",
      "title": "Zimmer Continuum Metal on Polyethylene (MoP) PostMarket Clinical Followup (PMCF) Study",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "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": 165,
      "start_date": "2011-03-29",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2025-06-18",
      "last_synced_at": "2026-05-22T04:59:01.110Z",
      "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"
    },
    {
      "nct_id": "NCT06432543",
      "title": "Polyethylene Wear Particle Analysis of THA",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Wear of Articular Bearing Surface of Prosthetic Joint",
        "Hip Arthropathy"
      ],
      "interventions": [
        {
          "name": "polyethylene",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Osaka Metropolitan University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "20 Years and older"
      },
      "enrollment_count": 90,
      "start_date": "2024-06-01",
      "completion_date": "2028-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-01-20",
      "last_synced_at": "2026-05-22T04:59:01.110Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06432543"
    },
    {
      "nct_id": "NCT05247255",
      "title": "Quadratus Lumborum Block for Total Hip Arthroplasty",
      "overall_status": "RECRUITING",
      "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": "2025-12-29",
      "last_synced_at": "2026-05-22T04:59:01.110Z",
      "location_count": 1,
      "location_summary": "Santa Monica, California",
      "locations": [
        {
          "city": "Santa Monica",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05247255"
    },
    {
      "nct_id": "NCT07430228",
      "title": "Efficacy of Intravenous Oxytocin to Speed Recovery After THA",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Total Hip Arthroplasty"
      ],
      "interventions": [
        {
          "name": "intravenous administration of oxytocin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "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": 80,
      "start_date": "2026-05",
      "completion_date": "2027-06",
      "has_results": false,
      "last_update_posted_date": "2026-03-30",
      "last_synced_at": "2026-05-22T04:59:01.110Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07430228"
    },
    {
      "nct_id": "NCT02241967",
      "title": "Dose Dependent Effects of tDCS on Post-Operative Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Total Knee Arthroplasty (Postoperative Pain)",
        "Total Hip Arthroplasty(Postoperative Pain)"
      ],
      "interventions": [
        {
          "name": "4 Real sessions of Transcranial Direct Current Stimulation",
          "type": "DEVICE"
        },
        {
          "name": "2 Real Sessions of Transcranial Direct Current Stimulation",
          "type": "DEVICE"
        },
        {
          "name": "1 Real Session of Transcranial Direct Current Stimulation",
          "type": "DEVICE"
        },
        {
          "name": "Sham Transcranial Direct Current Stimulation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "19 Years to 90 Years"
      },
      "enrollment_count": 119,
      "start_date": "2016-01-07",
      "completion_date": "2020-07-02",
      "has_results": true,
      "last_update_posted_date": "2022-07-13",
      "last_synced_at": "2026-05-22T04:59:01.110Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02241967"
    },
    {
      "nct_id": "NCT01397383",
      "title": "Vitamin D and Functional Outcomes After Total Hip Arthroplasty (THA)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Vitamin D Deficiency"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Hospital for Special Surgery, New York",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 219,
      "start_date": "2010-03",
      "completion_date": "2014-02-03",
      "has_results": false,
      "last_update_posted_date": "2017-03-20",
      "last_synced_at": "2026-05-22T04:59:01.110Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01397383"
    }
  ]
}