{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Primary+Total+Hip+Arthroplasty",
    "query": {
      "condition": "Primary Total Hip Arthroplasty"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 52,
    "total_pages": 6,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Primary+Total+Hip+Arthroplasty&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-07T19:06:03.197Z",
  "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": "NCT03897595",
      "title": "Assess the Mid-term Performance of the Mpact Cup in Subjects Requiring Total Hip Arthroplasty",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hip Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "MPact Cup",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Medacta USA",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 187,
      "start_date": "2012-10",
      "completion_date": "2022-03-30",
      "has_results": false,
      "last_update_posted_date": "2023-06-18",
      "last_synced_at": "2026-06-07T19:06:03.197Z",
      "location_count": 5,
      "location_summary": "Parker, Colorado • Boise, Idaho • Libertyville, Illinois + 2 more",
      "locations": [
        {
          "city": "Parker",
          "state": "Colorado"
        },
        {
          "city": "Boise",
          "state": "Idaho"
        },
        {
          "city": "Libertyville",
          "state": "Illinois"
        },
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        },
        {
          "city": "West Jordan",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03897595"
    },
    {
      "nct_id": "NCT01854138",
      "title": "Evaluating Advantages of Prevena After Hip and Knee Arthroplasty",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Infection of Total Hip Joint Prosthesis"
      ],
      "interventions": [
        {
          "name": "Prevena Incision Management System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "ProMedica Health System",
      "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": 248,
      "start_date": "2014-01",
      "completion_date": "2015-04",
      "has_results": true,
      "last_update_posted_date": "2018-07-12",
      "last_synced_at": "2026-06-07T19:06:03.197Z",
      "location_count": 1,
      "location_summary": "Toledo, Ohio",
      "locations": [
        {
          "city": "Toledo",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01854138"
    },
    {
      "nct_id": "NCT03968939",
      "title": "Total Joint Arthroplasty and Sleep",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Primary Total Hip Arthroplasty",
        "Primary Total Knee Arthroplasty"
      ],
      "interventions": [
        {
          "name": "Diphenhydramine (Benadryl)",
          "type": "DRUG"
        },
        {
          "name": "Melatonin",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Sleep Hygiene Education",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIETARY_SUPPLEMENT",
        "BEHAVIORAL"
      ],
      "sponsor": "James A. Keeney",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 55,
      "start_date": "2019-10-01",
      "completion_date": "2022-05-22",
      "has_results": true,
      "last_update_posted_date": "2024-07-16",
      "last_synced_at": "2026-06-07T19:06:03.197Z",
      "location_count": 1,
      "location_summary": "Columbia, Missouri",
      "locations": [
        {
          "city": "Columbia",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03968939"
    },
    {
      "nct_id": "NCT03371212",
      "title": "A Prospective Randomized Controlled Trial of Dual-Mobility Components in Primary THA",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Serum Metal Levels, Specifically Cobalt, Chromium, and Titanium"
      ],
      "interventions": [
        {
          "name": "Dual mobility cohort",
          "type": "DEVICE"
        },
        {
          "name": "Conventional cohort",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Rush University Medical Center",
      "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": 52,
      "start_date": "2017-12-15",
      "completion_date": "2036-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-01-08",
      "last_synced_at": "2026-06-07T19:06:03.197Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03371212"
    },
    {
      "nct_id": "NCT04591353",
      "title": "Trial Comparing Impact of PENG Block on Quality of Recovery Compared to No-block for Primary Total Hip Arthroplasty",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Total Hip Arthroplasty"
      ],
      "interventions": [
        {
          "name": "PENG Block",
          "type": "DRUG"
        },
        {
          "name": "Lidocaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 122,
      "start_date": "2021-02-01",
      "completion_date": "2022-11-01",
      "has_results": true,
      "last_update_posted_date": "2024-02-15",
      "last_synced_at": "2026-06-07T19:06:03.197Z",
      "location_count": 2,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04591353"
    },
    {
      "nct_id": "NCT04325022",
      "title": "Safety and Effectiveness Study of OR3O™ Dual Mobility System in THA",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Advanced Degeneration of the Hip Joint",
        "Revision of the Hip Joint"
      ],
      "interventions": [
        {
          "name": "Primary Total Hip Arthroplasty",
          "type": "DEVICE"
        },
        {
          "name": "Revision Total Hip Arthroplasty",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Smith & Nephew, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 177,
      "start_date": "2020-07-27",
      "completion_date": "2035-01-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-22",
      "last_synced_at": "2026-06-07T19:06:03.197Z",
      "location_count": 6,
      "location_summary": "Lexington, Kentucky • Omaha, Nebraska • New York, New York + 2 more",
      "locations": [
        {
          "city": "Lexington",
          "state": "Kentucky"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04325022"
    },
    {
      "nct_id": "NCT02839876",
      "title": "Intravenous Versus Oral Acetaminophen in Primary Total Hip Arthroplasty",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Osteoarthritis",
        "Acetaminophen",
        "Arthroplasty, Hip Replacement"
      ],
      "interventions": [
        {
          "name": "Intravenous acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "Oral acetaminophen",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "56 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "56 Years to 85 Years"
      },
      "enrollment_count": 81,
      "start_date": "2017-03-14",
      "completion_date": "2018-10-31",
      "has_results": true,
      "last_update_posted_date": "2021-03-09",
      "last_synced_at": "2026-06-07T19:06:03.197Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02839876"
    },
    {
      "nct_id": "NCT05313321",
      "title": "Survival of the Insignia Stem in Total Hip Arthroplasty",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Primary Total Hip Arthroplasty"
      ],
      "interventions": [
        {
          "name": "Primary total hip arthroplasty receiving the Insignia Stem",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 100,
      "start_date": "2022-03-17",
      "completion_date": "2028-03",
      "has_results": false,
      "last_update_posted_date": "2026-01-09",
      "last_synced_at": "2026-06-07T19:06:03.197Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05313321"
    },
    {
      "nct_id": "NCT00683267",
      "title": "Efficacy and Safety Study of 4975 in Patients Undergoing Total Hip Replacement",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Arthroplasty"
      ],
      "interventions": [
        {
          "name": "4975, highly purified capsaicin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Anesiva, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 118,
      "start_date": "2007-09",
      "completion_date": "2008-12",
      "has_results": false,
      "last_update_posted_date": "2009-05-04",
      "last_synced_at": "2026-06-07T19:06:03.197Z",
      "location_count": 10,
      "location_summary": "Birmingham, Alabama • Arcadia, California • Glendale, California + 7 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Arcadia",
          "state": "California"
        },
        {
          "city": "Glendale",
          "state": "California"
        },
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00683267"
    },
    {
      "nct_id": "NCT02154243",
      "title": "An Open Label Trial to Decrease Signs and Symptoms of Orthostatic Hypotension Using Midodrine or Intravenous Fluid Bolus in Patients Following Total Hip Arthroplasty",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Orthostatic Hypotension"
      ],
      "interventions": [
        {
          "name": "Midodrine",
          "type": "DRUG"
        },
        {
          "name": "Intravenous fluid bolus",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Hospital for Special Surgery, New York",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 13,
      "start_date": "2014-06",
      "completion_date": "2015-01",
      "has_results": true,
      "last_update_posted_date": "2017-07-31",
      "last_synced_at": "2026-06-07T19:06:03.197Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02154243"
    }
  ]
}