{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pacing&page=6",
    "query": {
      "intervention": "Pacing",
      "page": 6
    },
    "page_size": 10
  },
  "pagination": {
    "page": 6,
    "page_size": 10,
    "total_count": 353,
    "total_pages": 36,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pacing&page=7&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pacing&page=5&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-19T23:40:01.356Z",
  "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": "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": "2026-10-19T23:40:01.356Z",
      "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"
    },
    {
      "nct_id": "NCT03295422",
      "title": "Comparison of Two Pulmonary Vein Ablation Techniques for Persistent AF",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Atrial Fibrillation",
        "Persistent Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "RF ablation PVI alone",
          "type": "PROCEDURE"
        },
        {
          "name": "RF ablation PVI plus LPAW",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Sequoia Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2017-08-25",
      "completion_date": "2021-12-31",
      "has_results": false,
      "last_update_posted_date": "2020-11-19",
      "last_synced_at": "2026-10-19T23:40:01.356Z",
      "location_count": 1,
      "location_summary": "Redwood City, California",
      "locations": [
        {
          "city": "Redwood City",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03295422"
    },
    {
      "nct_id": "NCT01832493",
      "title": "Sensor Optimization of Cardiac Resynchronization Therapy Response",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Cardiac Resynchronization Therapy",
          "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": 50,
      "start_date": "2013-07",
      "completion_date": "2016-06",
      "has_results": true,
      "last_update_posted_date": "2016-08-29",
      "last_synced_at": "2026-10-19T23:40:01.356Z",
      "location_count": 3,
      "location_summary": "Des Moines, Iowa • Columbus, Ohio • Fairfield, Ohio",
      "locations": [
        {
          "city": "Des Moines",
          "state": "Iowa"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        },
        {
          "city": "Fairfield",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01832493"
    },
    {
      "nct_id": "NCT06298669",
      "title": "Biventricular Versus Right Ventricular Pacing",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Biventricular Pacing",
          "type": "DEVICE"
        },
        {
          "name": "Right Ventricular Pacing",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1,
      "start_date": "2023-08-09",
      "completion_date": "2023-11-10",
      "has_results": true,
      "last_update_posted_date": "2024-12-10",
      "last_synced_at": "2026-10-19T23:40:01.356Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06298669"
    },
    {
      "nct_id": "NCT02354651",
      "title": "Response to Diaphragmatic Pacing in Subjects With Pompe Disease",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pompe Disease"
      ],
      "interventions": [
        {
          "name": "Diaphragm conditioning via phrenic nerve stimulation",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "2 Years to 65 Years"
      },
      "enrollment_count": 9,
      "start_date": "2013-05",
      "completion_date": "2023-01",
      "has_results": true,
      "last_update_posted_date": "2023-08-01",
      "last_synced_at": "2026-10-19T23:40:01.356Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02354651"
    },
    {
      "nct_id": "NCT01987531",
      "title": "Temporary Biventricular Pacing",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Right Ventricular (RV) Dysfunction"
      ],
      "interventions": [
        {
          "name": "left ventricular epicardial pacing lead",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "84 Years",
        "sex": "ALL",
        "summary": "18 Years to 84 Years"
      },
      "enrollment_count": 2,
      "start_date": "2013-11",
      "completion_date": "2015-02",
      "has_results": false,
      "last_update_posted_date": "2017-11-14",
      "last_synced_at": "2026-10-19T23:40:01.356Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01987531"
    },
    {
      "nct_id": "NCT02803775",
      "title": "Paced And Sensed Electrical Delay in CRT Therapy (PASED CRT)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Congestive Heart Failure"
      ],
      "interventions": [
        {
          "name": "CRT Algorithm",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Deborah Heart and Lung Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 92,
      "start_date": "2017-02-02",
      "completion_date": "2019-02-04",
      "has_results": false,
      "last_update_posted_date": "2019-09-26",
      "last_synced_at": "2026-10-19T23:40:01.356Z",
      "location_count": 1,
      "location_summary": "Browns Mills, New Jersey",
      "locations": [
        {
          "city": "Browns Mills",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02803775"
    },
    {
      "nct_id": "NCT05839730",
      "title": "Fast Induced Remodeling in Heart Failure With Preserved Ejection Fraction",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure With Preserved Ejection Fraction",
        "Concentric Hypertrophy"
      ],
      "interventions": [
        {
          "name": "Pacemaker PLR + TRT ON",
          "type": "DEVICE"
        },
        {
          "name": "Pacemaker non-pacing mode or an exertional rate-adaptive pacing mode with no planned pacing at rest.",
          "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": 105,
      "start_date": "2024-09-11",
      "completion_date": "2027-10",
      "has_results": false,
      "last_update_posted_date": "2026-08-03",
      "last_synced_at": "2026-10-19T23:40:01.356Z",
      "location_count": 8,
      "location_summary": "Naples, Florida • O'Fallon, Illinois • Springfield, Illinois + 5 more",
      "locations": [
        {
          "city": "Naples",
          "state": "Florida"
        },
        {
          "city": "O'Fallon",
          "state": "Illinois"
        },
        {
          "city": "Springfield",
          "state": "Illinois"
        },
        {
          "city": "Kansas City",
          "state": "Kansas"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05839730"
    },
    {
      "nct_id": "NCT00356057",
      "title": "Investigational Device Exemption (IDE) Study for the Approval of Closed Loop Stimulation (CLS) and Cardiac Resyncronization Pacing Therapies (CRT) for the Treatment of Atrial Fibrillation (AF) With Ablate and Pace",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atrial Fibrillation",
        "Congestive Heart Failure"
      ],
      "interventions": [
        {
          "name": "Protos DR/CLS and Stratos LV CRT pacemakers",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Biotronik, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 153,
      "start_date": "2004-12",
      "completion_date": "2008-06",
      "has_results": true,
      "last_update_posted_date": "2018-02-27",
      "last_synced_at": "2026-10-19T23:40:01.356Z",
      "location_count": 10,
      "location_summary": "Birmingham, Alabama • Lake Charles, Louisiana • Boston, Massachusetts + 7 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Lake Charles",
          "state": "Louisiana"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Lapeer",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00356057"
    },
    {
      "nct_id": "NCT00132977",
      "title": "RethinQ Study - Evaluating Pacing in Heart Failure Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Cardiac Resynchronization Therapy",
          "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": 250,
      "start_date": "2005-07",
      "completion_date": "2007-07",
      "has_results": false,
      "last_update_posted_date": "2019-02-04",
      "last_synced_at": "2026-10-19T23:40:01.356Z",
      "location_count": 34,
      "location_summary": "Birmingham, Alabama • Scottsdale, Arizona • Little Rock, Arkansas + 28 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Glendale",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00132977"
    }
  ]
}