{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Congenital+Heart+Surgery&page=2",
    "query": {
      "condition": "Congenital Heart Surgery",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Congenital+Heart+Surgery&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-07-23T22:29:36.612Z",
  "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": "NCT00006183",
      "title": "Comparison of Hematocrit Levels in Infant Heart Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Cardiovascular Diseases",
        "Heart Diseases",
        "Heart Defects, Congenital",
        "Transposition of Great Vessels"
      ],
      "interventions": [
        {
          "name": "Cardiopulmonary Bypass with Two Different Intra-Operative Hematocrits",
          "type": "PROCEDURE"
        },
        {
          "name": "Thoracic Surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "1 Year",
        "sex": "ALL",
        "summary": "Up to 1 Year"
      },
      "enrollment_count": 120,
      "start_date": "2000-07",
      "completion_date": "2005-07",
      "has_results": false,
      "last_update_posted_date": "2016-07-29",
      "last_synced_at": "2026-07-23T22:29:36.612Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00006183"
    },
    {
      "nct_id": "NCT03180385",
      "title": "NAVA Versus BiPAP Non-Invasive Respiratory Support in Infants Following Congenital Heart Surgery",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Respiratory Failure"
      ],
      "interventions": [
        {
          "name": "Neurally-Adusted Ventilatory Assist (NAVA)",
          "type": "DEVICE"
        },
        {
          "name": "Biphasic Positive Airway Pressure Support (BiPAP)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Children's Hospitals and Clinics of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "12 Months",
        "sex": "ALL",
        "summary": "Up to 12 Months"
      },
      "enrollment_count": 15,
      "start_date": "2017-03-01",
      "completion_date": "2018-04-10",
      "has_results": true,
      "last_update_posted_date": "2020-03-10",
      "last_synced_at": "2026-07-23T22:29:36.612Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03180385"
    },
    {
      "nct_id": "NCT00359099",
      "title": "Hepatitis C in Adults Who Underwent Congenital Heart Surgery Before Screening",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Congenital Heart Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1000,
      "start_date": "1980-01",
      "completion_date": "2006-07",
      "has_results": false,
      "last_update_posted_date": "2013-11-27",
      "last_synced_at": "2026-07-23T22:29:36.612Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00359099"
    },
    {
      "nct_id": "NCT06096116",
      "title": "Phase 3 Study on the Efficacy and Safety of Human Plasma Derived Antithrombin (Atenativ) in Heparin-Resistant Patients Scheduled to Undergo Cardiac Surgery Necessitating Cardiopulmonary Bypass",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Acquired Antithrombin Deficiency"
      ],
      "interventions": [
        {
          "name": "Human plasma derived antithrombin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Octapharma",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 120,
      "start_date": "2024-08-21",
      "completion_date": "2028-03",
      "has_results": false,
      "last_update_posted_date": "2026-05-12",
      "last_synced_at": "2026-07-23T22:29:36.612Z",
      "location_count": 9,
      "location_summary": "Stanford, California • Miami, Florida • Boston, Massachusetts + 6 more",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06096116"
    },
    {
      "nct_id": "NCT00201214",
      "title": "Citrulline for Children Undergoing Cardiopulmonary Bypass Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Cardiovascular Diseases",
        "Heart Diseases",
        "Heart Defects, Congenital"
      ],
      "interventions": [
        {
          "name": "Citrulline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Vanderbilt University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "Up to 18 Years"
      },
      "enrollment_count": 26,
      "start_date": "2003-12",
      "completion_date": "2009-12",
      "has_results": false,
      "last_update_posted_date": "2013-09-12",
      "last_synced_at": "2026-07-23T22:29:36.612Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00201214"
    },
    {
      "nct_id": "NCT01378663",
      "title": "Review of Pain Management After Congenital Cardiac Surgery",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Postoperative Pain Management"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Nationwide Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 92,
      "start_date": "2010-04",
      "completion_date": "2011-12",
      "has_results": false,
      "last_update_posted_date": "2012-03-20",
      "last_synced_at": "2026-07-23T22:29:36.612Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01378663"
    },
    {
      "nct_id": "NCT01941667",
      "title": "Transitional Telehealth Home Care: REACH",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Congenital Heart Disease",
        "Post Cardiac Surgery"
      ],
      "interventions": [
        {
          "name": "Daily Messages, Virtual Home Visits",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Usual Care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Children's Hospital of Philadelphia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Weeks",
        "maximum_age": "5 Months",
        "sex": "ALL",
        "summary": "2 Weeks to 5 Months"
      },
      "enrollment_count": 218,
      "start_date": "2012-07",
      "completion_date": "2017-07",
      "has_results": false,
      "last_update_posted_date": "2017-10-03",
      "last_synced_at": "2026-07-23T22:29:36.612Z",
      "location_count": 2,
      "location_summary": "Cincinnati, Ohio • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01941667"
    },
    {
      "nct_id": "NCT02352662",
      "title": "Peri-operative Assessment of Coagulopathy in Neonates and Infants Undergoing Cardiac Surgery",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Congenital Heart Disease"
      ],
      "interventions": [
        {
          "name": "Perioperative blood samples collection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "12 Months",
        "sex": "ALL",
        "summary": "Up to 12 Months"
      },
      "enrollment_count": 0,
      "start_date": "2015-04",
      "completion_date": "2017-04",
      "has_results": false,
      "last_update_posted_date": "2017-04-10",
      "last_synced_at": "2026-07-23T22:29:36.612Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02352662"
    },
    {
      "nct_id": "NCT00385112",
      "title": "Follow Up on Freestyle Valves in Children",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Right Ventricle",
        "Pulmonary Valve Stenosis",
        "Pulmonary Valve Atresia"
      ],
      "interventions": [
        {
          "name": "Echocardiogram",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "8 Years to 40 Years"
      },
      "enrollment_count": 98,
      "start_date": "2006-11",
      "completion_date": "2016-12",
      "has_results": false,
      "last_update_posted_date": "2017-01-26",
      "last_synced_at": "2026-07-23T22:29:36.612Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00385112"
    },
    {
      "nct_id": "NCT06882772",
      "title": "Butyric Acid Supplementation for Gut Improvement After Cardiac Surgery in Kids",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Congenital Heart Disease (CHD)"
      ],
      "interventions": [
        {
          "name": "2 mL SunButyrate-TG",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "4 mL SunButyrate-TG",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Nebraska",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Month",
        "maximum_age": "3 Years",
        "sex": "ALL",
        "summary": "1 Month to 3 Years"
      },
      "enrollment_count": 105,
      "start_date": "2026-03",
      "completion_date": "2029-12",
      "has_results": false,
      "last_update_posted_date": "2026-02-24",
      "last_synced_at": "2026-07-23T22:29:36.612Z",
      "location_count": 1,
      "location_summary": "Omaha, Nebraska",
      "locations": [
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06882772"
    }
  ]
}