{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=CRT-D+System&page=2",
    "query": {
      "intervention": "CRT-D System",
      "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?intervention=CRT-D+System&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-25T04:49:11.881Z",
  "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": "NCT00490061",
      "title": "Lapatinib and Radiation for Stage III-IV Head and Neck Cancer Patients Who Cannot Tolerate Concurrent Chemotherapy",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Head and Neck Cancer",
        "Carcinoma, Squamous Cell",
        "Head and Neck Cancers"
      ],
      "interventions": [
        {
          "name": "Lapatinib",
          "type": "DRUG"
        },
        {
          "name": "Radiotherapy (radiation)",
          "type": "PROCEDURE"
        },
        {
          "name": "G.E. Healthcare 1.5T MR, systems revision 12.0 M5",
          "type": "DEVICE"
        },
        {
          "name": "DCE-MRI",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "DEVICE"
      ],
      "sponsor": "Quynh-Thu Le",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 17,
      "start_date": "2007-07",
      "completion_date": "2016-06",
      "has_results": true,
      "last_update_posted_date": "2017-03-06",
      "last_synced_at": "2026-09-25T04:49:11.881Z",
      "location_count": 5,
      "location_summary": "Stanford, California • Gainsville, Florida • New York, New York + 2 more",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Gainsville",
          "state": "Florida"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00490061"
    },
    {
      "nct_id": "NCT01751022",
      "title": "Attain Performa(TM) Quadripolar Lead Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Device: Attain Performa Pacing Lead (along with a standard CRT-D system)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Medtronic Cardiac Rhythm and Heart Failure",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1202,
      "start_date": "2012-12",
      "completion_date": "2015-02",
      "has_results": true,
      "last_update_posted_date": "2016-12-05",
      "last_synced_at": "2026-09-25T04:49:11.881Z",
      "location_count": 67,
      "location_summary": "Glendale, California • Riverside, California • San Diego, California + 64 more",
      "locations": [
        {
          "city": "Glendale",
          "state": "California"
        },
        {
          "city": "Riverside",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Jose",
          "state": "California"
        },
        {
          "city": "Standford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01751022"
    },
    {
      "nct_id": "NCT00273182",
      "title": "InSync Model 8040 (InSync) and InSync III Model 8042 (InSync III) Registry",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Failure",
        "Cardiomyopathy"
      ],
      "interventions": [
        {
          "name": "InSync Model 8040",
          "type": "DEVICE"
        },
        {
          "name": "InSync III Model 8042",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Medtronic Cardiac Rhythm and Heart Failure",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1999,
      "start_date": "2002-03",
      "completion_date": "2011-04",
      "has_results": true,
      "last_update_posted_date": "2013-08-05",
      "last_synced_at": "2026-09-25T04:49:11.881Z",
      "location_count": 82,
      "location_summary": "Birmingham, Alabama • Peoria, Arizona • Fort Smith, Arkansas + 79 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Peoria",
          "state": "Arizona"
        },
        {
          "city": "Fort Smith",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Long Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00273182"
    },
    {
      "nct_id": "NCT00605631",
      "title": "The Prevention of Myocardial Enlargement and Dilatation Post Myocardial Infarction Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Post Myocardial Infarction"
      ],
      "interventions": [
        {
          "name": "Cardiac pacing using any Guidant/Boston Scientific Implantable ICD or CRT-D System and any Guidant/Boston Scientific Intracardiac Lead System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Boston Scientific Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 105,
      "start_date": "2005-05",
      "completion_date": "2009-03",
      "has_results": false,
      "last_update_posted_date": "2017-04-05",
      "last_synced_at": "2026-09-25T04:49:11.881Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00605631"
    },
    {
      "nct_id": "NCT00632372",
      "title": "Cardiac Resynchronization Therapy (CRT) Based Heart Failure Monitoring Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Cardiac Resynchronization Therapy",
          "type": "DEVICE"
        },
        {
          "name": "HeartPOD™ System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Abbott Medical Devices",
      "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": 8,
      "start_date": "2008-01",
      "completion_date": "2015-12",
      "has_results": false,
      "last_update_posted_date": "2020-10-12",
      "last_synced_at": "2026-09-25T04:49:11.881Z",
      "location_count": 9,
      "location_summary": "Los Angeles, California • Boston, Massachusetts • Rochester, New York + 5 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Rochester",
          "state": "New York"
        },
        {
          "city": "Charlotte",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00632372"
    },
    {
      "nct_id": "NCT02130765",
      "title": "Substrate Targeted Ablation Using the FlexAbility™ Ablation Catheter System for the Reduction of Ventricular Tachycardia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Monomorphic Ventricular Tachycardia"
      ],
      "interventions": [
        {
          "name": "Cardiac catheter ablation with ICD/CRT-D",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Abbott Medical Devices",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 64,
      "start_date": "2014-11",
      "completion_date": "2016-07-25",
      "has_results": true,
      "last_update_posted_date": "2019-02-12",
      "last_synced_at": "2026-09-25T04:49:11.881Z",
      "location_count": 30,
      "location_summary": "Birmingham, Alabama • Los Angeles, California • San Diego, California + 21 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02130765"
    },
    {
      "nct_id": "NCT06830746",
      "title": "ASCEND CSP IDE Study",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure",
        "Ventricular Arrythmia"
      ],
      "interventions": [
        {
          "name": "LBBAP Implant with a CSP ICD Lead",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Abbott Medical Devices",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 414,
      "start_date": "2025-04-11",
      "completion_date": "2028-05",
      "has_results": false,
      "last_update_posted_date": "2026-03-18",
      "last_synced_at": "2026-09-25T04:49:11.881Z",
      "location_count": 16,
      "location_summary": "Huntsville, Alabama • Phoenix, Arizona • Jonesboro, Arkansas + 13 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06830746"
    },
    {
      "nct_id": "NCT01127334",
      "title": "Pilot Study Using Echocardiography to Evaluate Patients With Heart Failure and Dyssynchrony Who Have a CRT-D Device",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Systolic Heart Failure"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Mississippi 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": "2010-05",
      "completion_date": "2011-05",
      "has_results": false,
      "last_update_posted_date": "2012-04-04",
      "last_synced_at": "2026-09-25T04:49:11.881Z",
      "location_count": 1,
      "location_summary": "Jackson, Mississippi",
      "locations": [
        {
          "city": "Jackson",
          "state": "Mississippi"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01127334"
    },
    {
      "nct_id": "NCT00653068",
      "title": "Combination Chemotherapy, Radiation Therapy, and an Autologous Peripheral Blood Stem Cell Transplant in Treating Young Patients With Atypical Teratoid/Rhabdoid Tumor of the Central Nervous System",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Childhood Atypical Teratoid/Rhabdoid Tumor"
      ],
      "interventions": [
        {
          "name": "3-Dimensional Conformal Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Autologous Hematopoietic Stem Cell Transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "Carboplatin",
          "type": "DRUG"
        },
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Etoposide",
          "type": "DRUG"
        },
        {
          "name": "Filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Leucovorin Calcium",
          "type": "DRUG"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Thiotepa",
          "type": "DRUG"
        },
        {
          "name": "Vincristine Sulfate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "PROCEDURE",
        "DRUG",
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "Up to 21 Years"
      },
      "enrollment_count": 70,
      "start_date": "2009-02-10",
      "completion_date": "2024-03-31",
      "has_results": true,
      "last_update_posted_date": "2024-04-23",
      "last_synced_at": "2026-09-25T04:49:11.881Z",
      "location_count": 87,
      "location_summary": "Birmingham, Alabama • Little Rock, Arkansas • Downey, California + 72 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Downey",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00653068"
    },
    {
      "nct_id": "NCT01555619",
      "title": "Quadripolar Pacing Post Approval Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "CRT-D System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Abbott Medical Devices",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1971,
      "start_date": "2012-02-15",
      "completion_date": "2019-02-28",
      "has_results": false,
      "last_update_posted_date": "2019-04-16",
      "last_synced_at": "2026-09-25T04:49:11.881Z",
      "location_count": 71,
      "location_summary": "Birmingham, Alabama • Huntsville, Alabama • Montgomery, Alabama + 68 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Montgomery",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Fayetteville",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01555619"
    }
  ]
}