{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Short+axis+ultrasound",
    "query": {
      "intervention": "Short axis ultrasound"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 15,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Short+axis+ultrasound&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-25T09:39:48.596Z",
  "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": "NCT04339998",
      "title": "Assessment of Exam Findings in Coronavirus Disease 2019 (COVID-19) With Point-of-Care Ultrasonography (POCUS)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Coronavirus Infection",
        "COVID",
        "Covid-19",
        "SARS-CoV-2"
      ],
      "interventions": [
        {
          "name": "Point-of-Care Ultrasonography (POCUS)",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 129,
      "start_date": "2020-04-15",
      "completion_date": "2020-10-01",
      "has_results": false,
      "last_update_posted_date": "2023-01-04",
      "last_synced_at": "2026-09-25T09:39:48.596Z",
      "location_count": 2,
      "location_summary": "Minneapolis, Minnesota • Saint Paul, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Saint Paul",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04339998"
    },
    {
      "nct_id": "NCT07800962",
      "title": "Federated Learning for Point-of-Care Cardiac Ultrasound",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Ventricular Dysfunction, Left",
        "Ventricular Function, Left",
        "Echocardiography",
        "Ultrasonography",
        "Point-of-Care Systems",
        "Heart Function Tests",
        "Stroke Volume",
        "Federated Learning",
        "Machine Learning",
        "Artificial Intelligence (AI)",
        "Deep Learning",
        "Neural Networks, Computer",
        "Image Interpretation, Computer-Assisted",
        "Diagnosis, Computer-Assisted",
        "Sensitivity and Specificity",
        "ROC Curve"
      ],
      "interventions": [
        {
          "name": "Focused Cardiac Point-of-Care Ultrasonography",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "FL-POCUS Federated Machine-Learning Analysis System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "DEVICE"
      ],
      "sponsor": "Truway Health, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3000,
      "start_date": "2026-08-31",
      "completion_date": "2037-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-09-02",
      "last_synced_at": "2026-09-25T09:39:48.596Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07800962"
    },
    {
      "nct_id": "NCT03335020",
      "title": "Using Ultrasonography, Shear Wave Elastography, Strain Imaging, and 3-D Volume Ultrasonography on Cardiovascular Disease",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Fibromuscular Dysplasia of Arteries",
        "Segmental Arterial Mediolysis",
        "Spontaneous Coronary Artery Dissection",
        "Atherosclerosis of Artery"
      ],
      "interventions": [
        {
          "name": "Shear Wave Elastography",
          "type": "DEVICE"
        },
        {
          "name": "Pulse Wave Imaging",
          "type": "DEVICE"
        },
        {
          "name": "Contrast-Enhanced Ultrasound",
          "type": "DRUG"
        },
        {
          "name": "Strain Imaging",
          "type": "OTHER"
        },
        {
          "name": "3-D Volume Ultrasound",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "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": "2018-04-01",
      "completion_date": "2020-12-31",
      "has_results": false,
      "last_update_posted_date": "2020-05-29",
      "last_synced_at": "2026-09-25T09:39:48.596Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03335020"
    },
    {
      "nct_id": "NCT01924975",
      "title": "Saphenous Vein Cannulation in Infants and Small Children",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Saphenous Vein Cannulation"
      ],
      "interventions": [
        {
          "name": "Saphenous vein cannulation",
          "type": "PROCEDURE"
        },
        {
          "name": "ultrasound with a linear transducer (L15-7io)",
          "type": "DEVICE"
        },
        {
          "name": "A 22 or 24 G intravenous catheter",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DEVICE"
      ],
      "sponsor": "Satoshi Hanada",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "4 Years",
        "sex": "ALL",
        "summary": "Up to 4 Years"
      },
      "enrollment_count": 102,
      "start_date": "2013-07",
      "completion_date": "2014-07",
      "has_results": true,
      "last_update_posted_date": "2018-01-23",
      "last_synced_at": "2026-09-25T09:39:48.596Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01924975"
    },
    {
      "nct_id": "NCT04234347",
      "title": "Long Versus Short Axis Approach for Ultrasound Guided Peripheral Intravenous Access",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Venous Access"
      ],
      "interventions": [
        {
          "name": "Intravenous access method",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Temple University",
      "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": 98,
      "start_date": "2024-05-01",
      "completion_date": "2025-12-01",
      "has_results": false,
      "last_update_posted_date": "2024-04-11",
      "last_synced_at": "2026-09-25T09:39:48.596Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04234347"
    },
    {
      "nct_id": "NCT02218814",
      "title": "Study to Evaluate ACB Versus FNB Early Postoperative Period Functional Outcomes After TKA",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Arthroplasty, Replacement, Knee",
        "Nerve Block"
      ],
      "interventions": [
        {
          "name": "Adductor Canal Block, Bupivacaine",
          "type": "PROCEDURE"
        },
        {
          "name": "Femoral Nerve Block, Bupivacaine",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "George Macrinici",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "40 Years to 80 Years"
      },
      "enrollment_count": 106,
      "start_date": "2014-08",
      "completion_date": "2016-01",
      "has_results": false,
      "last_update_posted_date": "2016-02-02",
      "last_synced_at": "2026-09-25T09:39:48.596Z",
      "location_count": 1,
      "location_summary": "Joliet, Illinois",
      "locations": [
        {
          "city": "Joliet",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02218814"
    },
    {
      "nct_id": "NCT01459523",
      "title": "Optimizing Catheter Insertion Technique for Ultrasound-guided Continuous Peripheral Nerve Blocks",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain, Postoperative"
      ],
      "interventions": [
        {
          "name": "Proximal placement",
          "type": "PROCEDURE"
        },
        {
          "name": "Short axis ultrasound",
          "type": "PROCEDURE"
        },
        {
          "name": "Long axis",
          "type": "PROCEDURE"
        },
        {
          "name": "Distal placement",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "VA Palo Alto Health Care System",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2011-10",
      "completion_date": "2014-05",
      "has_results": false,
      "last_update_posted_date": "2021-05-04",
      "last_synced_at": "2026-09-25T09:39:48.596Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01459523"
    },
    {
      "nct_id": "NCT03882359",
      "title": "An Ascending Dose Comparison of MVT-100 to Definity in Healthy Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Heart Diseases"
      ],
      "interventions": [
        {
          "name": "Echocardiogram",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "MVT-100",
          "type": "DRUG"
        },
        {
          "name": "Definity",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "DRUG"
      ],
      "sponsor": "Microvascular Therapeutics, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 16,
      "start_date": "2019-04-25",
      "completion_date": "2025-05-06",
      "has_results": false,
      "last_update_posted_date": "2025-05-09",
      "last_synced_at": "2026-09-25T09:39:48.596Z",
      "location_count": 2,
      "location_summary": "Kansas City, Missouri • Omaha, Nebraska",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Missouri"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03882359"
    },
    {
      "nct_id": "NCT01870661",
      "title": "Ultrasound Guided Peripheral Intravenous Catheter Insertion in the Hospitalized Patient: Long vs. Short Axis Placement",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Need for IV Access"
      ],
      "interventions": [
        {
          "name": "Long axis IV placement with ultrasound",
          "type": "DEVICE"
        },
        {
          "name": "Short axis IV placement with ultrasound",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Beth Israel Medical Center",
      "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": "2013-05",
      "completion_date": "2014-05",
      "has_results": false,
      "last_update_posted_date": "2014-06-25",
      "last_synced_at": "2026-09-25T09:39:48.596Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01870661"
    },
    {
      "nct_id": "NCT03908879",
      "title": "Intraosseous Catheter Confirmation Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Critical Illness"
      ],
      "interventions": [
        {
          "name": "Standard intraosseous (IO) catheter confirmation procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "Color flow Doppler intraosseous (IO) catheter confirmation procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "Pressure transduction intraosseous (IO) catheter confirmation procedure",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Rutgers, The State University of New Jersey",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 34,
      "start_date": "2019-07-23",
      "completion_date": "2022-05-01",
      "has_results": false,
      "last_update_posted_date": "2023-09-08",
      "last_synced_at": "2026-09-25T09:39:48.596Z",
      "location_count": 1,
      "location_summary": "Newark, New Jersey",
      "locations": [
        {
          "city": "Newark",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03908879"
    }
  ]
}