{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Hip+replacement",
    "query": {
      "intervention": "Hip replacement"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 234,
    "total_pages": 24,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Hip+replacement&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-06T22:29:37.965Z",
  "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": "NCT00454506",
      "title": "Hospital for Special Surgery Hip Arthroplasty Cohort",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hip Arthroplasty"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Hospital for Special Surgery, New York",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3000,
      "start_date": "2007-04",
      "completion_date": "2027-04",
      "has_results": false,
      "last_update_posted_date": "2026-04-28",
      "last_synced_at": "2026-09-06T22:29:37.965Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00454506"
    },
    {
      "nct_id": "NCT01668160",
      "title": "Stability of Revision Total Hip Arthroplasty Implants Using Radiostereometric Analysis",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis of Hip",
        "Failure of Primary THA"
      ],
      "interventions": [
        {
          "name": "Bead placement during revision hip replacement surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "25 Years to 75 Years"
      },
      "enrollment_count": 0,
      "start_date": "2012-02",
      "completion_date": "2020-01",
      "has_results": false,
      "last_update_posted_date": "2013-11-05",
      "last_synced_at": "2026-09-06T22:29:37.965Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01668160"
    },
    {
      "nct_id": "NCT01556724",
      "title": "A Comparison of Postoperative Analgesic Nerve Block Ropivacaine Concentrations",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Total Hip Arthroplasty",
        "Postoperative Pain"
      ],
      "interventions": [
        {
          "name": "0.1% or 0.2% ropivacaine nerve blocks",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sylvia Wilson",
      "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": 41,
      "start_date": "2010-01",
      "completion_date": "2014-12",
      "has_results": true,
      "last_update_posted_date": "2018-01-17",
      "last_synced_at": "2026-09-06T22:29:37.965Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01556724"
    },
    {
      "nct_id": "NCT03923959",
      "title": "Evaluation of TXA Prior to Surgery in the Geriatric Hip Fracture Population",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hip Fractures"
      ],
      "interventions": [
        {
          "name": "Tranexamic Acid Injectable Solution",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Lancaster General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 283,
      "start_date": "2020-02-01",
      "completion_date": "2022-12-09",
      "has_results": true,
      "last_update_posted_date": "2024-10-10",
      "last_synced_at": "2026-09-06T22:29:37.965Z",
      "location_count": 1,
      "location_summary": "Lancaster, Pennsylvania",
      "locations": [
        {
          "city": "Lancaster",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03923959"
    },
    {
      "nct_id": "NCT04586296",
      "title": "Tele-monitoring of Post Join Arthroplasty Outcomes: A Feasibility Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Post-Op Complication"
      ],
      "interventions": [
        {
          "name": "Telemedicine",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 24,
      "start_date": "2021-03-16",
      "completion_date": "2023-08-16",
      "has_results": false,
      "last_update_posted_date": "2023-08-16",
      "last_synced_at": "2026-09-06T22:29:37.965Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04586296"
    },
    {
      "nct_id": "NCT00545285",
      "title": "Long-Term Multi-center Evaluation of E-Poly and Regenerex",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis of Hip",
        "Traumatic Arthritis of Hip"
      ],
      "interventions": [
        {
          "name": "Total Hip Arthroplasty",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "20 Years to 75 Years"
      },
      "enrollment_count": 1000,
      "start_date": "2007-11",
      "completion_date": "2023-05",
      "has_results": false,
      "last_update_posted_date": "2017-05-03",
      "last_synced_at": "2026-09-06T22:29:37.965Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00545285"
    },
    {
      "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": "2026-09-06T22:29:37.965Z",
      "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": "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": "2026-08-28",
      "last_synced_at": "2026-09-06T22:29:37.965Z",
      "location_count": 2,
      "location_summary": "Gainesville, Florida • Gastonia, North Carolina",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Gastonia",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06631638"
    },
    {
      "nct_id": "NCT06734845",
      "title": "Energy Status and Protein Intake As Prognostic Indicators of Rehabilitative Outcomes",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Orthopedic",
        "Osteo Arthritis Knee",
        "Hip Osteoarthritis",
        "Protein-Energy Malnutrition",
        "Energy Malnutrition Protein"
      ],
      "interventions": [
        {
          "name": "Total Knee Arthroplasty",
          "type": "PROCEDURE"
        },
        {
          "name": "Total Joint Arthroplasty",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Connecticut",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "50 Years to 70 Years"
      },
      "enrollment_count": 38,
      "start_date": "2023-01-10",
      "completion_date": "2023-10-01",
      "has_results": false,
      "last_update_posted_date": "2024-12-16",
      "last_synced_at": "2026-09-06T22:29:37.965Z",
      "location_count": 1,
      "location_summary": "Hartford, Connecticut",
      "locations": [
        {
          "city": "Hartford",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06734845"
    },
    {
      "nct_id": "NCT00739583",
      "title": "Visibility of Site Marking for Surgical Time Out With Two Different Skin Preparation Solutions",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Arthroplasty, Replacement, Hip"
      ],
      "interventions": [
        {
          "name": "CHG 2% w/v and IPA 70% v/v",
          "type": "DRUG"
        },
        {
          "name": "Iodophor 0.7% and IPA 74% w/w",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2008-08",
      "completion_date": "2009-08",
      "has_results": true,
      "last_update_posted_date": "2013-07-10",
      "last_synced_at": "2026-09-06T22:29:37.965Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00739583"
    }
  ]
}