{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=atrial+tissue+sample&page=2",
    "query": {
      "intervention": "atrial tissue sample",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 38,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=atrial+tissue+sample&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=atrial+tissue+sample&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-14T14:28:23.274Z",
  "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": "NCT04814420",
      "title": "Atrial Fibrosis in Obstructive Sleep Apnea Patients: A Pilot Study",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atrial Fibrillation",
        "Obstructive Sleep Apnea"
      ],
      "interventions": [
        {
          "name": "Delayed enhancement magnetic resonance imaging (DE-MRI)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Tulane University",
      "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": 60,
      "start_date": "2021-07-12",
      "completion_date": "2026-11",
      "has_results": false,
      "last_update_posted_date": "2026-06-15",
      "last_synced_at": "2026-10-14T14:28:23.274Z",
      "location_count": 3,
      "location_summary": "New Orleans, Louisiana",
      "locations": [
        {
          "city": "New Orleans",
          "state": "Louisiana"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04814420"
    },
    {
      "nct_id": "NCT03406884",
      "title": "The CHILD Trial: Hypoplastic Left Heart Syndrome Study.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Hypoplastic Left Heart Syndrome"
      ],
      "interventions": [
        {
          "name": "c-kit+ cells",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Joshua M Hare",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Day",
        "maximum_age": "21 Days",
        "sex": "ALL",
        "summary": "1 Day to 21 Days"
      },
      "enrollment_count": 25,
      "start_date": "2019-10-16",
      "completion_date": "2024-07-01",
      "has_results": true,
      "last_update_posted_date": "2026-01-23",
      "last_synced_at": "2026-10-14T14:28:23.274Z",
      "location_count": 4,
      "location_summary": "Atlanta, Georgia • Chicago, Illinois • Baltimore, Maryland + 1 more",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03406884"
    },
    {
      "nct_id": "NCT00248274",
      "title": "Atrial Tissue Banking: Atrial Tissue Obtained From Patients Undergoing Heart Surgery",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Atrial Fibrillation"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Pittsburgh",
      "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": "2005-01",
      "completion_date": "2009-01",
      "has_results": false,
      "last_update_posted_date": "2011-11-22",
      "last_synced_at": "2026-10-14T14:28:23.274Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00248274"
    },
    {
      "nct_id": "NCT00408200",
      "title": "A Study of the Effectiveness of Anti-Arrhythmic Medications After Atrial Fibrillation Ablation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "propafenone; flecainide; sotalol; dofetilide",
          "type": "DRUG"
        },
        {
          "name": "Radiofrequency catheter ablation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 110,
      "start_date": "2006-11",
      "completion_date": "2008-06",
      "has_results": true,
      "last_update_posted_date": "2013-03-07",
      "last_synced_at": "2026-10-14T14:28:23.274Z",
      "location_count": 2,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00408200"
    },
    {
      "nct_id": "NCT00587899",
      "title": "Prophylactic Pulmonary Vein Isolation Study",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Pulmonary Vein Isolation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "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": 41,
      "start_date": "2007-01",
      "completion_date": "2009-11",
      "has_results": false,
      "last_update_posted_date": "2011-04-14",
      "last_synced_at": "2026-10-14T14:28:23.274Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00587899"
    },
    {
      "nct_id": "NCT00950092",
      "title": "nContactSurgical Numeris-AF Tethered Coagulation System for Treatment of Persistent & LSP AF",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Numeris-AF Tethered Coagulation System with VisiTrax",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "nContact Surgical Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 5,
      "start_date": "2009-10",
      "completion_date": "2013-10",
      "has_results": false,
      "last_update_posted_date": "2014-04-03",
      "last_synced_at": "2026-10-14T14:28:23.274Z",
      "location_count": 2,
      "location_summary": "Venice, Florida • Memphis, Tennessee",
      "locations": [
        {
          "city": "Venice",
          "state": "Florida"
        },
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00950092"
    },
    {
      "nct_id": "NCT00281879",
      "title": "Donor Stem Cell Transplant or Donor White Blood Cell Infusions in Treating Patients With Hematologic Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Myeloproliferative Disorders",
        "Leukemia",
        "Lymphoma",
        "Multiple Myeloma and Plasma Cell Neoplasm",
        "Myelodysplastic Syndromes",
        "Myelodysplastic/Myeloproliferative Neoplasms",
        "Unusual Cancers of Childhood"
      ],
      "interventions": [
        {
          "name": "anti-thymocyte globulin",
          "type": "BIOLOGICAL"
        },
        {
          "name": "filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "busulfan",
          "type": "DRUG"
        },
        {
          "name": "carmustine",
          "type": "DRUG"
        },
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "cyclosporine",
          "type": "DRUG"
        },
        {
          "name": "cytarabine",
          "type": "DRUG"
        },
        {
          "name": "etoposide",
          "type": "DRUG"
        },
        {
          "name": "fludarabine phosphate",
          "type": "DRUG"
        },
        {
          "name": "melphalan",
          "type": "DRUG"
        },
        {
          "name": "methotrexate",
          "type": "DRUG"
        },
        {
          "name": "methylprednisolone",
          "type": "DRUG"
        },
        {
          "name": "mycophenolate mofetil",
          "type": "DRUG"
        },
        {
          "name": "tacrolimus",
          "type": "DRUG"
        },
        {
          "name": "peripheral blood stem cell transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "umbilical cord blood transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "OHSU Knight Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "Up to 60 Years"
      },
      "enrollment_count": 200,
      "start_date": "2006-02",
      "completion_date": "2008-03",
      "has_results": true,
      "last_update_posted_date": "2017-09-27",
      "last_synced_at": "2026-10-14T14:28:23.274Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00281879"
    },
    {
      "nct_id": "NCT02028143",
      "title": "ICE: Intracardiac Ultrasound Within the Left Atrium During Radiofrequency Ablation of Nonvalvular Atrial Fibrillation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Biosense Webster irrigated tip catheter",
          "type": "DEVICE"
        },
        {
          "name": "Pulmonary vein isolation",
          "type": "PROCEDURE"
        },
        {
          "name": "ICE catheter placed through one of two existing 8F sheaths",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "PROCEDURE"
      ],
      "sponsor": "Gregory Jones",
      "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": 20,
      "start_date": "2013-11",
      "completion_date": "2016-01",
      "has_results": false,
      "last_update_posted_date": "2018-04-24",
      "last_synced_at": "2026-10-14T14:28:23.274Z",
      "location_count": 1,
      "location_summary": "Kingsport, Tennessee",
      "locations": [
        {
          "city": "Kingsport",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02028143"
    },
    {
      "nct_id": "NCT01150214",
      "title": "DECAAF: Delayed-Enhancement MRI (DE-MRI) Determinant of Successful Radiofrequency Catheter Ablation of Atrial Fibrillation",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "DE-MRI",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 339,
      "start_date": "2010-07",
      "completion_date": "2012-09",
      "has_results": false,
      "last_update_posted_date": "2017-06-02",
      "last_synced_at": "2026-10-14T14:28:23.274Z",
      "location_count": 5,
      "location_summary": "Tampa, Florida • Chicago, Illinois • Columbus, Ohio + 2 more",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01150214"
    },
    {
      "nct_id": "NCT04160000",
      "title": "Treatment Of Atrial Fibrillation In Preserved Cardiac Function Heart Failure",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Atrial Fibrillation",
        "Heart Failure",
        "Diastolic Heart Failure"
      ],
      "interventions": [
        {
          "name": "Catheter ablation",
          "type": "DEVICE"
        },
        {
          "name": "Rate or Rhythm control antiarrhythmic drugs for atrial fibrillation",
          "type": "DRUG"
        },
        {
          "name": "Insertion of CardioMems Hemodynamic monitor",
          "type": "DEVICE"
        },
        {
          "name": "Empiric heart failure drug therapy",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "Electrophysiology Research Foundation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 360,
      "start_date": "2020-07-26",
      "completion_date": "2025-06-30",
      "has_results": false,
      "last_update_posted_date": "2024-05-23",
      "last_synced_at": "2026-10-14T14:28:23.274Z",
      "location_count": 7,
      "location_summary": "Flagstaff, Arizona • Jonesboro, Arkansas • Littleton, Colorado + 4 more",
      "locations": [
        {
          "city": "Flagstaff",
          "state": "Arizona"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Littleton",
          "state": "Colorado"
        },
        {
          "city": "Overland",
          "state": "Missouri"
        },
        {
          "city": "Warren Township",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04160000"
    }
  ]
}