{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pediatric+heart+ultrasound&page=2",
    "query": {
      "intervention": "Pediatric heart ultrasound",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 45,
    "total_pages": 5,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pediatric+heart+ultrasound&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pediatric+heart+ultrasound&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-09T14:41:12.555Z",
  "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": "NCT02250820",
      "title": "A Comparison of Two Sedation Techniques in Children Undergoing Transthoracic Echocardiography (TTE)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Heart Disease"
      ],
      "interventions": [
        {
          "name": "Dexmedetomidine",
          "type": "DRUG"
        },
        {
          "name": "Pentobarbital",
          "type": "DRUG"
        },
        {
          "name": "Oral Placebo",
          "type": "OTHER"
        },
        {
          "name": "Nasal Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Children's Hospital Medical Center, Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Months",
        "maximum_age": "24 Months",
        "sex": "ALL",
        "summary": "3 Months to 24 Months"
      },
      "enrollment_count": 280,
      "start_date": "2014-11",
      "completion_date": "2017-12",
      "has_results": false,
      "last_update_posted_date": "2020-01-21",
      "last_synced_at": "2026-10-09T14:41:12.555Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02250820"
    },
    {
      "nct_id": "NCT04713657",
      "title": "Beta-blocker Administration for Cardiomyocyte Division",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Tetralogy of Fallot",
        "Double Outlet Right Ventricle"
      ],
      "interventions": [
        {
          "name": "N-thymidine",
          "type": "OTHER"
        },
        {
          "name": "Urine Collection",
          "type": "OTHER"
        },
        {
          "name": "Echocardiogram",
          "type": "PROCEDURE"
        },
        {
          "name": "Cardiac MRI (CMR)",
          "type": "PROCEDURE"
        },
        {
          "name": "Propranolol Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Physical Exam",
          "type": "PROCEDURE"
        },
        {
          "name": "Specimen Collection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Weill Medical College of Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Days",
        "maximum_age": "60 Days",
        "sex": "ALL",
        "summary": "30 Days to 60 Days"
      },
      "enrollment_count": 40,
      "start_date": "2022-12-16",
      "completion_date": "2030-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-11-18",
      "last_synced_at": "2026-10-09T14:41:12.555Z",
      "location_count": 3,
      "location_summary": "New York, New York • Philadelphia, Pennsylvania • Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04713657"
    },
    {
      "nct_id": "NCT01460329",
      "title": "Comparing Cardiac Output Measurements in Critically Ill Children Using USCOM and Transthoracic ECHO",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Critical Illness",
        "Pediatrics"
      ],
      "interventions": [
        {
          "name": "Ultrasonic Cardiac Output Monitor (USCOM).",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Day",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "1 Day to 17 Years"
      },
      "enrollment_count": 22,
      "start_date": "2011-10",
      "completion_date": "2012-06",
      "has_results": false,
      "last_update_posted_date": "2013-05-06",
      "last_synced_at": "2026-10-09T14:41:12.555Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01460329"
    },
    {
      "nct_id": "NCT03059407",
      "title": "Impact of Therapy Dog Presence on Pediatric Echocardiogram",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dog Therapy"
      ],
      "interventions": [
        {
          "name": "Dog therapy only",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Dog plus standard distraction tech",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Standard distraction techniques only",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "5 Years",
        "sex": "ALL",
        "summary": "1 Year to 5 Years"
      },
      "enrollment_count": 138,
      "start_date": "2017-05-25",
      "completion_date": "2024-06-27",
      "has_results": false,
      "last_update_posted_date": "2025-02-21",
      "last_synced_at": "2026-10-09T14:41:12.555Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03059407"
    },
    {
      "nct_id": "NCT04696289",
      "title": "Predicting Pediatric Pulmonary Vein Stenosis Outcomes Using Data Acquired During a Cardiac Catheterization",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pulmonary Vein Stenosis"
      ],
      "interventions": [
        {
          "name": "Standardized catheterization assessment",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "Up to 12 Years"
      },
      "enrollment_count": 80,
      "start_date": "2021-02-26",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-01-30",
      "last_synced_at": "2026-10-09T14:41:12.555Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04696289"
    },
    {
      "nct_id": "NCT01236469",
      "title": "CryoValve® SG Aortic Human Heart Valve Combination Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Aortic Valve Stenosis",
        "Aortic Valve Insufficiency"
      ],
      "interventions": [
        {
          "name": "Echocardiogram",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "CryoLife, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "27 Years",
        "sex": "ALL",
        "summary": "6 Years to 27 Years"
      },
      "enrollment_count": 50,
      "start_date": "2010-06",
      "completion_date": "2012-02",
      "has_results": false,
      "last_update_posted_date": "2015-08-19",
      "last_synced_at": "2026-10-09T14:41:12.555Z",
      "location_count": 9,
      "location_summary": "Phoenix, Arizona • Los Angeles, California • San Diego, California + 6 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01236469"
    },
    {
      "nct_id": "NCT04258436",
      "title": "Serratus Anterior Plane Block for Management of Post Thoracotomy Pain",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid Use",
        "Post-thoracotomy Pain Syndrome",
        "Local Anaesthetic Agent Overdose",
        "Local Anesthetic Complication",
        "Pain, Postoperative"
      ],
      "interventions": [
        {
          "name": "Serratus anterior block",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "38 Weeks",
        "maximum_age": "12 Months",
        "sex": "ALL",
        "summary": "38 Weeks to 12 Months"
      },
      "enrollment_count": 1,
      "start_date": "2019-12-09",
      "completion_date": "2021-01-01",
      "has_results": false,
      "last_update_posted_date": "2023-06-18",
      "last_synced_at": "2026-10-09T14:41:12.555Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04258436"
    },
    {
      "nct_id": "NCT04099810",
      "title": "Assessment of Right Ventricular Volume in Pediatric Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ventricular Function"
      ],
      "interventions": [
        {
          "name": "three-dimensional echocardiography",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "Up to 18 Years"
      },
      "enrollment_count": 50,
      "start_date": "2019-10-01",
      "completion_date": "2023-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-04",
      "last_synced_at": "2026-10-09T14:41:12.555Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04099810"
    },
    {
      "nct_id": "NCT00489957",
      "title": "Speckle Tracking in Pediatric Patients",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cardiomyopathy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "1 Day",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "1 Day to 17 Years"
      },
      "enrollment_count": 70,
      "start_date": "2007-03",
      "completion_date": "2009-12",
      "has_results": false,
      "last_update_posted_date": "2013-11-27",
      "last_synced_at": "2026-10-09T14:41:12.555Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00489957"
    },
    {
      "nct_id": "NCT01497691",
      "title": "Noninvasive Positive Airway Pressure in the Pediatric Emergency Department for the Treatment of Acute Asthma Exacerbations",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "NIPPV (PALMtop PTV)",
          "type": "DEVICE"
        },
        {
          "name": "Volumetric CO2 (NM3)",
          "type": "DEVICE"
        },
        {
          "name": "USCOM",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "2 Years to 18 Years"
      },
      "enrollment_count": 0,
      "start_date": "2013-01",
      "completion_date": "2013-11-19",
      "has_results": false,
      "last_update_posted_date": "2017-08-24",
      "last_synced_at": "2026-10-09T14:41:12.555Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01497691"
    }
  ]
}