{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Primary+Total+Hip+Arthroplasty",
    "query": {
      "intervention": "Primary Total Hip Arthroplasty"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 79,
    "total_pages": 8,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Primary+Total+Hip+Arthroplasty&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-29T03:47:37.109Z",
  "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": "NCT04277416",
      "title": "Survivorship and Effectiveness of the Ortho Development® Entrada™ Hip System for Total Hip Arthroplasty",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Total Hip Replacement",
        "Total Hip Arthroplasty"
      ],
      "interventions": [
        {
          "name": "Total Hip Arthroplasty",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Ortho Development Corporation",
      "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": 250,
      "start_date": "2020-02-28",
      "completion_date": "2032-12-31",
      "has_results": false,
      "last_update_posted_date": "2022-10-13",
      "last_synced_at": "2026-09-29T03:47:37.109Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04277416"
    },
    {
      "nct_id": "NCT02121964",
      "title": "Capsulectomy vs Capsulotomy With Repair in Direct Anterior Total Hip Arthroplasty",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hip Arthrosis",
        "Osteoarthritis",
        "Arthritis"
      ],
      "interventions": [
        {
          "name": "Capsulectomy in Direct Anterior Total Hip Arthroplasty",
          "type": "PROCEDURE"
        },
        {
          "name": "Capsulotomy in Direct Anterior Total Hip Arthroplasty",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 98,
      "start_date": "2013-08",
      "completion_date": "2020-05-31",
      "has_results": false,
      "last_update_posted_date": "2020-08-31",
      "last_synced_at": "2026-09-29T03:47:37.109Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02121964"
    },
    {
      "nct_id": "NCT03863743",
      "title": "Impact of Integrated Care Pathways for Prevention of Post-operative Urinary Retention (POUR)",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Arthroplasty, Replacement, Hip",
        "Arthroplasty, Replacement, Knee",
        "Urinary Retention"
      ],
      "interventions": [
        {
          "name": "integrated care pathway",
          "type": "OTHER"
        },
        {
          "name": "physician's standard of care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "TriHealth Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 164,
      "start_date": "2019-02-05",
      "completion_date": "2022-02-05",
      "has_results": false,
      "last_update_posted_date": "2021-03-01",
      "last_synced_at": "2026-09-29T03:47:37.109Z",
      "location_count": 2,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03863743"
    },
    {
      "nct_id": "NCT03189303",
      "title": "Cup Position in THA With Standard Instruments",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Osteoarthritis; Rheumatoid Arthritis; Post Traumatic Arthritis"
      ],
      "interventions": [
        {
          "name": "Primary Uncemented Total Hip Arthroplasty",
          "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": 183,
      "start_date": "2017-09-07",
      "completion_date": "2021-12-14",
      "has_results": false,
      "last_update_posted_date": "2022-02-15",
      "last_synced_at": "2026-09-29T03:47:37.109Z",
      "location_count": 5,
      "location_summary": "Grand Rapids, Michigan • New York, New York • Gastonia, North Carolina + 2 more",
      "locations": [
        {
          "city": "Grand Rapids",
          "state": "Michigan"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Gastonia",
          "state": "North Carolina"
        },
        {
          "city": "Newark",
          "state": "Ohio"
        },
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03189303"
    },
    {
      "nct_id": "NCT04126161",
      "title": "HIP: Hip Imaging Protocol",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Metabolic Profiling Muscle"
      ],
      "interventions": [
        {
          "name": "CT",
          "type": "PROCEDURE"
        },
        {
          "name": "Ultrasound",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DEVICE"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 18,
      "start_date": "2019-11-01",
      "completion_date": "2025-07-10",
      "has_results": true,
      "last_update_posted_date": "2026-08-28",
      "last_synced_at": "2026-09-29T03:47:37.109Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04126161"
    },
    {
      "nct_id": "NCT03409900",
      "title": "Lumbar Plexus Block Versus Quadratus Lumborum Block for Primary Anterior Total Hip Arthroplasty",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis",
        "Total Hip Arthroplasty"
      ],
      "interventions": [
        {
          "name": "LPB",
          "type": "OTHER"
        },
        {
          "name": "QLB",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "95 Years",
        "sex": "ALL",
        "summary": "18 Years to 95 Years"
      },
      "enrollment_count": 44,
      "start_date": "2019-03-04",
      "completion_date": "2019-11-22",
      "has_results": false,
      "last_update_posted_date": "2020-05-12",
      "last_synced_at": "2026-09-29T03:47:37.109Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03409900"
    },
    {
      "nct_id": "NCT06957444",
      "title": "Rate of Allergic Contact Dermatitis and Cosmetic Outcomes",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Allergic Contact Dermatitis",
        "Osteoarthritis, Hip",
        "Osteoarthritis, Knee"
      ],
      "interventions": [
        {
          "name": "Sylke Adhesive Dressing",
          "type": "PROCEDURE"
        },
        {
          "name": "Exofin Skin Glue",
          "type": "PROCEDURE"
        },
        {
          "name": "Suture Strip Plus",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "West Virginia University",
      "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": 600,
      "start_date": "2025-10-13",
      "completion_date": "2028-09",
      "has_results": false,
      "last_update_posted_date": "2026-05-12",
      "last_synced_at": "2026-09-29T03:47:37.109Z",
      "location_count": 1,
      "location_summary": "Morgantown, West Virginia",
      "locations": [
        {
          "city": "Morgantown",
          "state": "West Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06957444"
    },
    {
      "nct_id": "NCT07647354",
      "title": "Mako-MORE Registry",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Arthropathy of Knee",
        "Arthropathy of Hip"
      ],
      "interventions": [
        {
          "name": "Mako Robotic-Arm Assisted Arthroplasty",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Stryker Orthopaedics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 950,
      "start_date": "2026-07-13",
      "completion_date": "2037-03-15",
      "has_results": false,
      "last_update_posted_date": "2026-08-18",
      "last_synced_at": "2026-09-29T03:47:37.109Z",
      "location_count": 5,
      "location_summary": "Jacksonville, Florida • Louisville, Kentucky • New York, New York + 2 more",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Louisville",
          "state": "Kentucky"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Wakefield",
          "state": "Rhode Island"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07647354"
    },
    {
      "nct_id": "NCT03948386",
      "title": "3 Local Anesthetics for Spinal Anesthesia in Primary Total Hip Arthroplasty",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Osteoarthritis, Hip"
      ],
      "interventions": [
        {
          "name": "isobaric bupivacaine",
          "type": "DRUG"
        },
        {
          "name": "hyperbaric bupivacaine",
          "type": "DRUG"
        },
        {
          "name": "isobaric mepivacaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Thomas Jefferson University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "84 Years",
        "sex": "ALL",
        "summary": "18 Years to 84 Years"
      },
      "enrollment_count": 159,
      "start_date": "2019-05-13",
      "completion_date": "2019-11-11",
      "has_results": true,
      "last_update_posted_date": "2021-05-07",
      "last_synced_at": "2026-09-29T03:47:37.109Z",
      "location_count": 2,
      "location_summary": "Bensalem, Pennsylvania • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Bensalem",
          "state": "Pennsylvania"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03948386"
    },
    {
      "nct_id": "NCT07812025",
      "title": "Comparing Outcomes of Labrum Preservation vs Excision in Primary Total Hip Arthroplasty",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Total Hip Arthroplasty (THA)"
      ],
      "interventions": [
        {
          "name": "Labrum Preservation",
          "type": "PROCEDURE"
        },
        {
          "name": "Labrum Excision",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Total Joint Specialists",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2026-07-07",
      "completion_date": "2028-07",
      "has_results": false,
      "last_update_posted_date": "2026-09-10",
      "last_synced_at": "2026-09-29T03:47:37.109Z",
      "location_count": 1,
      "location_summary": "Sandy Springs, Georgia",
      "locations": [
        {
          "city": "Sandy Springs",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07812025"
    }
  ]
}