{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Arthroplasty%2C+Replacement%2C+Hip&page=4",
    "query": {
      "condition": "Arthroplasty, Replacement, Hip",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 196,
    "total_pages": 20,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Arthroplasty%2C+Replacement%2C+Hip&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Arthroplasty%2C+Replacement%2C+Hip&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-10T15:02:18.162Z",
  "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": "NCT00375440",
      "title": "Tranexamic Acid Study",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Arthroplasty, Replacement, Hip"
      ],
      "interventions": [
        {
          "name": "Tranexamic Acid",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Texas Tech University Health Sciences Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 0,
      "start_date": "2005-02",
      "completion_date": "2008-01",
      "has_results": false,
      "last_update_posted_date": "2015-10-05",
      "last_synced_at": "2026-10-10T15:02:18.162Z",
      "location_count": 1,
      "location_summary": "Lubbock, Texas",
      "locations": [
        {
          "city": "Lubbock",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00375440"
    },
    {
      "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": "2026-10-10T15:02:18.162Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01556724"
    },
    {
      "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": "2026-10-10T15:02:18.162Z",
      "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": "NCT04896892",
      "title": "Sleep Patterns After Total Joint Replacement Surgery",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Arthroplasty, Replacement, Knee",
        "Arthroplasty, Replacement, Hip"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Henry Ford Health System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2026-06-01",
      "completion_date": "2026-07-28",
      "has_results": false,
      "last_update_posted_date": "2026-08-11",
      "last_synced_at": "2026-10-10T15:02:18.162Z",
      "location_count": 1,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04896892"
    },
    {
      "nct_id": "NCT02685735",
      "title": "Predicting, Understanding and Speeding Recovery After TKA",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pain",
        "Total Knee Replacement",
        "Total Hip Replacement"
      ],
      "interventions": [
        {
          "name": "Gabapentin",
          "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": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 350,
      "start_date": "2016-06-02",
      "completion_date": "2022-02-09",
      "has_results": true,
      "last_update_posted_date": "2025-08-15",
      "last_synced_at": "2026-10-10T15:02:18.162Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02685735"
    },
    {
      "nct_id": "NCT02692092",
      "title": "HealthEast Community Hip and Knee Replacement Registry",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Bone Fracture"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "HealthEast Care System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200000,
      "start_date": "1991-09",
      "completion_date": "2091-08",
      "has_results": false,
      "last_update_posted_date": "2018-02-26",
      "last_synced_at": "2026-10-10T15:02:18.162Z",
      "location_count": 1,
      "location_summary": "Saint Paul, Minnesota",
      "locations": [
        {
          "city": "Saint Paul",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02692092"
    },
    {
      "nct_id": "NCT01097135",
      "title": "Evaluating the Effectiveness of 2 Surgical Skin Preparation Methods in Reducing Surgical Wound Drainage After Total Hip or Knee Replacement",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Drainage"
      ],
      "interventions": [
        {
          "name": "Duraprep Surgical Solution",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Rothman Institute Orthopaedics",
      "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": "2010-03",
      "completion_date": "2012-12",
      "has_results": false,
      "last_update_posted_date": "2013-09-17",
      "last_synced_at": "2026-10-10T15:02:18.162Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01097135"
    },
    {
      "nct_id": "NCT02810704",
      "title": "Comparative Effectiveness of Pulmonary Embolism Prevention After Hip and Knee Replacement",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pulmonary Embolism",
        "Venous Thrombosis"
      ],
      "interventions": [
        {
          "name": "Enteric Coated Aspirin",
          "type": "DRUG"
        },
        {
          "name": "Warfarin",
          "type": "DRUG"
        },
        {
          "name": "Rivaroxaban",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Dartmouth-Hitchcock Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 18883,
      "start_date": "2016-12",
      "completion_date": "2025-09",
      "has_results": false,
      "last_update_posted_date": "2026-10-05",
      "last_synced_at": "2026-10-10T15:02:18.162Z",
      "location_count": 30,
      "location_summary": "Scottsdale, Arizona • Little Rock, Arkansas • Los Angeles, California + 23 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "South Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02810704"
    },
    {
      "nct_id": "NCT07676500",
      "title": "Brief Postoperative Pain Management Intervention: Meaning Making Amendment",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain, Acute",
        "Anxiety Acute"
      ],
      "interventions": [
        {
          "name": "Mindfulness + Meaning Making Questions",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Mindfulness + Implementation Questions",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 576,
      "start_date": "2026-07-01",
      "completion_date": "2027-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-06-30",
      "last_synced_at": "2026-10-10T15:02:18.162Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07676500"
    },
    {
      "nct_id": "NCT03610789",
      "title": "A Multicenter, Post-Market Clinical Follow-up Study of Subjects With the REDAPT™ System Monolithic Sleeveless/Sleeved Stem and/or Fully Porous Acetabular Shell With XLPE Liner and/or Modular Shell Components Previously Implanted",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hip Replacement"
      ],
      "interventions": [
        {
          "name": "REDAPT",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "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": 220,
      "start_date": "2018-05-07",
      "completion_date": "2034-07-01",
      "has_results": false,
      "last_update_posted_date": "2025-01-06",
      "last_synced_at": "2026-10-10T15:02:18.162Z",
      "location_count": 4,
      "location_summary": "Rancho Mirage, California • San Diego, California • New York, New York",
      "locations": [
        {
          "city": "Rancho Mirage",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03610789"
    }
  ]
}