{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Vascular+ultrasonography&page=4",
    "query": {
      "intervention": "Vascular ultrasonography",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 202,
    "total_pages": 21,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Vascular+ultrasonography&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Vascular+ultrasonography&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-06T19:28:41.673Z",
  "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": "NCT07221019",
      "title": "Single Shot Exparel vs Catheters in Lower Extremity Trauma",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Fracture Dislocation of Ankle Joint",
        "Fracture Leg",
        "Fracture Femur",
        "Fracture Lower Leg",
        "Fracture"
      ],
      "interventions": [
        {
          "name": "Bupivacaine",
          "type": "DRUG"
        },
        {
          "name": "Exparel + Bupivacaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "George Washington University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2025-09-12",
      "completion_date": "2029-08-11",
      "has_results": false,
      "last_update_posted_date": "2026-09-24",
      "last_synced_at": "2026-10-06T19:28:41.673Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07221019"
    },
    {
      "nct_id": "NCT01524549",
      "title": "Blood Vessel Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cardiovascular Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Environmental Health Sciences (NIEHS)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 178,
      "start_date": "2012-03-01",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2026-10-02",
      "last_synced_at": "2026-10-06T19:28:41.673Z",
      "location_count": 1,
      "location_summary": "Research Triangle Park, North Carolina",
      "locations": [
        {
          "city": "Research Triangle Park",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01524549"
    },
    {
      "nct_id": "NCT02756884",
      "title": "Safety and Preliminary Efficacy of Adipose Derived Stem Cells and Low Frequency Ultrasound in PAD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Peripheral Arterial Disease"
      ],
      "interventions": [
        {
          "name": "LoFU and aADSC",
          "type": "BIOLOGICAL"
        },
        {
          "name": "adipose derived stem cells",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Arkansas Heart Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 10,
      "start_date": "2015-06-03",
      "completion_date": "2019-01-31",
      "has_results": false,
      "last_update_posted_date": "2019-06-26",
      "last_synced_at": "2026-10-06T19:28:41.673Z",
      "location_count": 2,
      "location_summary": "Little Rock, Arkansas",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02756884"
    },
    {
      "nct_id": "NCT07851389",
      "title": "A First-in-Human Feasibility Study of the Vibrant Stroke Detection Technology During Carotid Endarterectomies",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Carotid Stenosis"
      ],
      "interventions": [
        {
          "name": "Bilateral carotid Doppler signal acquisition (Vibrant Stroke Detection Technology)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Vibrant Medical Ltd.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2026-10",
      "completion_date": "2027-03",
      "has_results": false,
      "last_update_posted_date": "2026-10-01",
      "last_synced_at": "2026-10-06T19:28:41.673Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07851389"
    },
    {
      "nct_id": "NCT06475976",
      "title": "Multidimensional Phenotype Classification in Grade 3 Bronchopulmonary Dysplasia",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Bronchopulmonary Dysplasia"
      ],
      "interventions": [
        {
          "name": "Chest computed tomography (CT) with angiography",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Bronchoscopy with bronchoalveolar lavage",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Echocardiography",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "24 hour esophageal pH (\"potential of hydrogen\") - multichannel intraluminal impedance (MII) monitoring (reflux testing)",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Children's Hospital of Philadelphia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Month",
        "maximum_age": "1 Year",
        "sex": "ALL",
        "summary": "1 Month to 1 Year"
      },
      "enrollment_count": 130,
      "start_date": "2023-12-05",
      "completion_date": "2029-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-28",
      "last_synced_at": "2026-10-06T19:28:41.673Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06475976"
    },
    {
      "nct_id": "NCT04508725",
      "title": "Serial Ultrasound in Metastatic Renal Cell Carcinoma (mRCC)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Kidney Cancer",
        "Renal Cell Carcinoma",
        "Metastatic Renal Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "Doppler Ultrasound",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "SIEMENS S3000 and Verasonics Vantage 256",
          "type": "DEVICE"
        },
        {
          "name": "Standard-of-care Vascular Endothelial Growth Factor Receptor 2 (VEGFR2) tyrosine kinase inhibitor (TKI) plus immune checkpoint inhibitor (ICI)",
          "type": "DRUG"
        },
        {
          "name": "Standard-of-care non-immune checkpoint inhibitor (ICI) such as single-agent VEGFR2 TKI",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 22,
      "start_date": "2020-12-05",
      "completion_date": "2023-11-30",
      "has_results": true,
      "last_update_posted_date": "2025-07-25",
      "last_synced_at": "2026-10-06T19:28:41.673Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04508725"
    },
    {
      "nct_id": "NCT02568189",
      "title": "Utility of Ultrasound Assessment of the Inferior Vena Cava in Patients With Sepsis and Dehydration",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sepsis",
        "Gastroenteritis",
        "Dehydration"
      ],
      "interventions": [
        {
          "name": "SonoSite Maxx Series Ultrasound System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Icahn School of Medicine at Mount Sinai",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "Up to 21 Years"
      },
      "enrollment_count": 112,
      "start_date": "2015-10-01",
      "completion_date": "2016-12-31",
      "has_results": true,
      "last_update_posted_date": "2024-06-13",
      "last_synced_at": "2026-10-06T19:28:41.673Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02568189"
    },
    {
      "nct_id": "NCT03722953",
      "title": "Cerebrovascular Response to Acute Exercise",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy",
        "Physical Activity"
      ],
      "interventions": [
        {
          "name": "Control",
          "type": "OTHER"
        },
        {
          "name": "Aerobic Exercise",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "20 Years to 40 Years"
      },
      "enrollment_count": 18,
      "start_date": "2018-12-01",
      "completion_date": "2020-03-09",
      "has_results": false,
      "last_update_posted_date": "2024-10-02",
      "last_synced_at": "2026-10-06T19:28:41.673Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03722953"
    },
    {
      "nct_id": "NCT07722065",
      "title": "Handheld US Device to Verify Vascular Cannulation",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Surgery"
      ],
      "interventions": [
        {
          "name": "Sonosite",
          "type": "DEVICE"
        },
        {
          "name": "Lumify®",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Alok Moharir",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "6 Years",
        "sex": "ALL",
        "summary": "1 Year to 6 Years"
      },
      "enrollment_count": 100,
      "start_date": "2026-08",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2026-07-23",
      "last_synced_at": "2026-10-06T19:28:41.673Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07722065"
    },
    {
      "nct_id": "NCT04432168",
      "title": "The TAPS Trial - Fetoscopic Laser Surgery for Twin Anemia Polycythemia Sequence",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Twin Anemia Polycythemia Sequence"
      ],
      "interventions": [
        {
          "name": "Fetoscopic Laser Surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "Standard Treatment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Leiden University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 50 Years · Female only"
      },
      "enrollment_count": 44,
      "start_date": "2019-04-30",
      "completion_date": "2024-04-30",
      "has_results": false,
      "last_update_posted_date": "2020-06-16",
      "last_synced_at": "2026-10-06T19:28:41.673Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04432168"
    }
  ]
}