{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Brachial+artery+ultrasound+imaging",
    "query": {
      "intervention": "Brachial artery ultrasound imaging"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 54,
    "total_pages": 6,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Brachial+artery+ultrasound+imaging&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-10T05:15:31.201Z",
  "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": "NCT01969084",
      "title": "The Effect of Linagliptin on Mitochondrial and Endothelial Function",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Type II Diabetes Mellitus"
      ],
      "interventions": [
        {
          "name": "Linagliptin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Microcirculation testing",
          "type": "OTHER"
        },
        {
          "name": "Macrocirculation testing",
          "type": "OTHER"
        },
        {
          "name": "MRI Scans",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Beth Israel Deaconess Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "30 Years to 70 Years"
      },
      "enrollment_count": 45,
      "start_date": "2013-10",
      "completion_date": "2016-07",
      "has_results": true,
      "last_update_posted_date": "2016-11-18",
      "last_synced_at": "2026-10-10T05:15:31.201Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01969084"
    },
    {
      "nct_id": "NCT01550315",
      "title": "Effect of Dietary Sodium Intake on Vascular Endothelium",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Postural Tachycardia Syndrome (POTS)"
      ],
      "interventions": [
        {
          "name": "Pulsitile Arterial Tonometry (PAT) Protocol",
          "type": "PROCEDURE"
        },
        {
          "name": "Calf Blood Flow in Reactive Hyperemia (CBF-RH)",
          "type": "DEVICE"
        },
        {
          "name": "Evaluation of Forearm-Mediated Dilation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DEVICE"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 27,
      "start_date": "2012-04",
      "completion_date": "2021-09",
      "has_results": true,
      "last_update_posted_date": "2022-01-05",
      "last_synced_at": "2026-10-10T05:15:31.201Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01550315"
    },
    {
      "nct_id": "NCT03081390",
      "title": "Migraine and CVD Risk in Women",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Migraine"
      ],
      "interventions": [
        {
          "name": "Mixed meal tolerance testing",
          "type": "OTHER"
        },
        {
          "name": "Skin conductance & cold pressor test",
          "type": "OTHER"
        },
        {
          "name": "Flow-mediated dilation testing",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 35 Years · Female only"
      },
      "enrollment_count": 23,
      "start_date": "2017-04-01",
      "completion_date": "2026-09-28",
      "has_results": false,
      "last_update_posted_date": "2026-10-06",
      "last_synced_at": "2026-10-10T05:15:31.201Z",
      "location_count": 2,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03081390"
    },
    {
      "nct_id": "NCT01605929",
      "title": "Clinical Evaluation of the Ultrasound-Guided Retroclavicular Brachial Plexus Block",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anesthesia",
        "Upper Extremity Injury"
      ],
      "interventions": [
        {
          "name": "Retroclavicular Brachial Plexus Block and Catheter Insertion",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "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": 0,
      "start_date": "2012-07",
      "completion_date": "2013-09",
      "has_results": false,
      "last_update_posted_date": "2015-12-07",
      "last_synced_at": "2026-10-10T05:15:31.201Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01605929"
    },
    {
      "nct_id": "NCT01196637",
      "title": "Thoracic Outlet Syndrome: Case Reports and Analysis With Ultrasound Imaging",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Thoracic Outlet Syndrome"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "EMG Labs of Arizona Arthritis & Rheumatology Associates",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 6,
      "start_date": "2010-06",
      "completion_date": "2010-09",
      "has_results": false,
      "last_update_posted_date": "2010-09-09",
      "last_synced_at": "2026-10-10T05:15:31.201Z",
      "location_count": 1,
      "location_summary": "Paradise Valley, Arizona",
      "locations": [
        {
          "city": "Paradise Valley",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01196637"
    },
    {
      "nct_id": "NCT06952543",
      "title": "Ultrasound Perfusion Estimation for Assessment of Peripheral Arterial Disease",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Peripheral Arterial Disease"
      ],
      "interventions": [
        {
          "name": "Ultrasound Imaging",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 400,
      "start_date": "2025-03-14",
      "completion_date": "2029-08-30",
      "has_results": false,
      "last_update_posted_date": "2026-05-05",
      "last_synced_at": "2026-10-10T05:15:31.201Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06952543"
    },
    {
      "nct_id": "NCT01468506",
      "title": "Ultrasound to Predict Steal-Syndrome After Arteriovenous-Fistula Creation (UPSAC - Trial)",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chronic Kidney Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Baptist Health South Florida",
      "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": "2011-09",
      "completion_date": "2014-09",
      "has_results": false,
      "last_update_posted_date": "2014-09-25",
      "last_synced_at": "2026-10-10T05:15:31.201Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01468506"
    },
    {
      "nct_id": "NCT03269721",
      "title": "COPD-Related Physiology and the Brain",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive (COPD)",
        "Cognitive Impairment"
      ],
      "interventions": [
        {
          "name": "Neuropsychological Assessment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Spirometry",
          "type": "PROCEDURE"
        },
        {
          "name": "Arterial Blood Gas",
          "type": "PROCEDURE"
        },
        {
          "name": "Diffusion Capacity of the Lung for Carbon Monoxide",
          "type": "PROCEDURE"
        },
        {
          "name": "6 Minute Walk Test",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Systemic Vascular Measures",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood Biomarkers",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Symptom Questionnaire Measures",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Brain MRI",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "PROCEDURE",
        "DIAGNOSTIC_TEST",
        "BIOLOGICAL"
      ],
      "sponsor": "Karin Hoth",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "30 Years to 85 Years"
      },
      "enrollment_count": 170,
      "start_date": "2017-05-01",
      "completion_date": "2025-04-30",
      "has_results": false,
      "last_update_posted_date": "2025-12-24",
      "last_synced_at": "2026-10-10T05:15:31.201Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03269721"
    },
    {
      "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": "2026-10-10T05:15:31.201Z",
      "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": "NCT04209504",
      "title": "Evaluating Hemidiaphragmatic Paralysis With Prolonged Neural Blockade From an Interscalene Brachial Plexus Block",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Shoulder Surgery",
        "Shoulder Pain",
        "Shoulder Injuries",
        "Shoulder Arthritis",
        "Shoulder Disease",
        "Rotator Cuff Tears",
        "Rotator Cuff Injuries",
        "Rotator Cuff Arthropathy of Left Shoulder",
        "Rotator Cuff Arthropathy of Right Shoulder",
        "Rotator Cuff Repair"
      ],
      "interventions": [
        {
          "name": "Ultrasound",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Ropivacaine",
          "type": "DRUG"
        },
        {
          "name": "Bupivacaine",
          "type": "DRUG"
        },
        {
          "name": "MediPines AGM100 Advanced Respiratory Monitoring System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Duke 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": 60,
      "start_date": "2021-10-12",
      "completion_date": "2026-08-31",
      "has_results": false,
      "last_update_posted_date": "2025-10-01",
      "last_synced_at": "2026-10-10T05:15:31.201Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04209504"
    }
  ]
}