{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=TOF&page=2",
    "query": {
      "condition": "TOF",
      "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=TOF&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-07-22T13:02:24.085Z",
  "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": "NCT05077774",
      "title": "Harmony TPV Post-Approval Study",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Congenital Heart Disease",
        "Tetrology of Fallot",
        "RVOT Anomaly",
        "Pulmonary Regurgitation"
      ],
      "interventions": [
        {
          "name": "Harmony TPV System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Medtronic Cardiovascular",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 174,
      "start_date": "2021-10-25",
      "completion_date": "2035-03",
      "has_results": false,
      "last_update_posted_date": "2026-06-02",
      "last_synced_at": "2026-07-22T13:02:24.085Z",
      "location_count": 19,
      "location_summary": "Birmingham, Alabama • Los Angeles, California • Aurora, Colorado + 15 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Oak Lawn",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05077774"
    },
    {
      "nct_id": "NCT01010932",
      "title": "Carotid and Vertebral Magnetic Resonance Angiography (MRA) Study Comparing Dotarem and Time Of Flight (TOF)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Cerebral Arterial Diseases"
      ],
      "interventions": [
        {
          "name": "Dotarem",
          "type": "DRUG"
        },
        {
          "name": "TOF MRA",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Guerbet",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 222,
      "start_date": "2009-10",
      "completion_date": "2010-12",
      "has_results": true,
      "last_update_posted_date": "2016-06-16",
      "last_synced_at": "2026-07-22T13:02:24.085Z",
      "location_count": 1,
      "location_summary": "Bloomington, Indiana",
      "locations": [
        {
          "city": "Bloomington",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01010932"
    },
    {
      "nct_id": "NCT03441971",
      "title": "Evaluation of the GORE PV1 Device in Patients With Pulmonary Valve Dysfunction",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Defects, Congenital",
        "Tetralogy of Fallot",
        "Pulmonary Valve Insufficiency",
        "Pulmonary Valve Stenosis"
      ],
      "interventions": [
        {
          "name": "GORE PV1",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "W.L.Gore & Associates",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "5 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2018-06-07",
      "completion_date": "2030-03",
      "has_results": false,
      "last_update_posted_date": "2026-02-05",
      "last_synced_at": "2026-07-22T13:02:24.085Z",
      "location_count": 3,
      "location_summary": "Chicago, Illinois • Boston, Massachusetts • Columbus, Ohio",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03441971"
    },
    {
      "nct_id": "NCT03634072",
      "title": "Pediatric REPlAcement of the PulmonaRy ValvE in Tetralogy of Fallot -",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tetralogy of Fallot"
      ],
      "interventions": [
        {
          "name": "PVR",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Children's Hospital of Philadelphia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "13 Years to 21 Years"
      },
      "enrollment_count": 1,
      "start_date": "2018-07-06",
      "completion_date": "2021-01-16",
      "has_results": true,
      "last_update_posted_date": "2023-10-06",
      "last_synced_at": "2026-07-22T13:02:24.085Z",
      "location_count": 6,
      "location_summary": "Washington D.C., District of Columbia • Atlanta, Georgia • Chicago, Illinois + 2 more",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03634072"
    },
    {
      "nct_id": "NCT06932081",
      "title": "Adult Congenital Heart Disease International EValuation of the Effectiveness of SGLT2i Registry",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Adult Congenital Heart Disease",
        "Congenital Heart Disease",
        "Systemic Right Ventricle",
        "Transposition of the Great Arteries",
        "Congenitally Corrected Transposition of the Great Arteries",
        "Fontan",
        "Single Ventricle",
        "Tetralogy of Fallot (TOF)"
      ],
      "interventions": [
        {
          "name": "SGLT2 inhibitors",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Leiden University 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": 400,
      "start_date": "2023-01-01",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-02-13",
      "last_synced_at": "2026-07-22T13:02:24.085Z",
      "location_count": 3,
      "location_summary": "Baltimore, Maryland • Grand Rapids, Michigan • New York, New York",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Grand Rapids",
          "state": "Michigan"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06932081"
    },
    {
      "nct_id": "NCT03982407",
      "title": "68 Ga PSMA PET/MRI for Hepatocellular Carcinoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Hepatocellular Carcinoma"
      ],
      "interventions": [
        {
          "name": "68Ga-PSMA-11 PET/MRI",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ajit H. Goenka, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 5,
      "start_date": "2019-06-27",
      "completion_date": "2022-04-06",
      "has_results": false,
      "last_update_posted_date": "2022-07-20",
      "last_synced_at": "2026-07-22T13:02:24.085Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03982407"
    },
    {
      "nct_id": "NCT05122962",
      "title": "Pathophysiologic Mechanism for Arrhythmias and Impaired Aerobic Capacity in Tetralogy of Fallot and Other Congenital Heart Diseases",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Tetralogy of Fallot",
        "Congenital Heart Disease"
      ],
      "interventions": [
        {
          "name": "Remote Heart Rhythm Monitoring",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 300,
      "start_date": "2021-11-01",
      "completion_date": "2026-10",
      "has_results": false,
      "last_update_posted_date": "2026-02-05",
      "last_synced_at": "2026-07-22T13:02:24.085Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05122962"
    },
    {
      "nct_id": "NCT01012674",
      "title": "Carotid and Vertebral Magnetic Resonance Angiography (MRA) Study Comparing Dotarem and Time Of Flight (TOF)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Cerebral Arterial Diseases"
      ],
      "interventions": [
        {
          "name": "Dotarem",
          "type": "DRUG"
        },
        {
          "name": "TOF MRA",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Guerbet",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 211,
      "start_date": "2009-10",
      "completion_date": "2010-12",
      "has_results": true,
      "last_update_posted_date": "2016-06-16",
      "last_synced_at": "2026-07-22T13:02:24.085Z",
      "location_count": 1,
      "location_summary": "Bloomington, Indiana",
      "locations": [
        {
          "city": "Bloomington",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01012674"
    },
    {
      "nct_id": "NCT05452720",
      "title": "MASA Valve Early Feasibility Study",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tetrology of Fallot",
        "Pulmonary Stenosis",
        "Truncus Arteriosus",
        "Transposition of Great Vessels",
        "Pulmonary Atresia",
        "Ross Procedure"
      ],
      "interventions": [
        {
          "name": "Surgical Right Ventricular Outflow Tract Reconstruction",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "PECA Labs",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": "22 Years",
        "sex": "ALL",
        "summary": "0 Years to 22 Years"
      },
      "enrollment_count": 10,
      "start_date": "2023-05-18",
      "completion_date": "2028-04-01",
      "has_results": false,
      "last_update_posted_date": "2024-11-06",
      "last_synced_at": "2026-07-22T13:02:24.085Z",
      "location_count": 5,
      "location_summary": "Peoria, Illinois • Boston, Massachusetts • Cincinnati, Ohio + 2 more",
      "locations": [
        {
          "city": "Peoria",
          "state": "Illinois"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05452720"
    },
    {
      "nct_id": "NCT02967315",
      "title": "Effects of Changes in Fluid Status on Right Ventricular Volumes and Function",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tetralogy of Fallot"
      ],
      "interventions": [
        {
          "name": "Cardiac Magnetic Resonance Imaging (CMRI)",
          "type": "PROCEDURE"
        },
        {
          "name": "Central venous line placement",
          "type": "PROCEDURE"
        },
        {
          "name": "Chest X-ray",
          "type": "PROCEDURE"
        },
        {
          "name": "Fluid administration",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood Draw",
          "type": "PROCEDURE"
        },
        {
          "name": "Pregnancy test",
          "type": "PROCEDURE"
        },
        {
          "name": "Electrocardiogram",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 4,
      "start_date": "2014-06-06",
      "completion_date": "2021-03-18",
      "has_results": false,
      "last_update_posted_date": "2021-04-14",
      "last_synced_at": "2026-07-22T13:02:24.085Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02967315"
    }
  ]
}