{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pacemaker+therapy&page=2",
    "query": {
      "intervention": "Pacemaker therapy",
      "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=Pacemaker+therapy&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-09T03:23:58.974Z",
  "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": "NCT01008670",
      "title": "Identification of the Pericardiophrenic Vein During Cardiac Device Implant Procedures to Prevent Extracardiac Stimulation",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Respicardia, Inc.",
      "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": "2007-12",
      "completion_date": "2010-10",
      "has_results": false,
      "last_update_posted_date": "2010-11-24",
      "last_synced_at": "2026-09-09T03:23:58.974Z",
      "location_count": 6,
      "location_summary": "Birmingham, Alabama • Baltimore, Maryland • Cincinnati, Ohio + 3 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01008670"
    },
    {
      "nct_id": "NCT00271180",
      "title": "Product Performance Report: Evaluate Long-term Reliability & Performance of Medtronic Marketed Cardiac Therapy Products",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Arrhythmia",
        "Bradycardia",
        "Heart Failure",
        "Sinus Tachycardia"
      ],
      "interventions": [
        {
          "name": "Device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Medtronic",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 20000,
      "start_date": "1983-01",
      "completion_date": "2040-12",
      "has_results": false,
      "last_update_posted_date": "2026-08-20",
      "last_synced_at": "2026-09-09T03:23:58.974Z",
      "location_count": 113,
      "location_summary": "Birmingham, Alabama • Anchorage, Alaska • Chandler, Arizona + 110 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00271180"
    },
    {
      "nct_id": "NCT03359096",
      "title": "Hypoglossal Nerve Stimulation on Cardiovascular Outcomes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obstructive Sleep Apnea"
      ],
      "interventions": [
        {
          "name": "Therapeutic HGNS",
          "type": "DEVICE"
        },
        {
          "name": "Subtherapeutic 'Sham' HGNS",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "22 Years and older"
      },
      "enrollment_count": 63,
      "start_date": "2017-12-13",
      "completion_date": "2022-01-21",
      "has_results": true,
      "last_update_posted_date": "2023-03-30",
      "last_synced_at": "2026-09-09T03:23:58.974Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03359096"
    },
    {
      "nct_id": "NCT06678841",
      "title": "ELEVATE-HFpEF Clinical Study",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure With Preserved Ejection Fraction (HFpEF)"
      ],
      "interventions": [
        {
          "name": "Personalized cardiac pacing",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Medtronic Cardiac Rhythm and Heart Failure",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 700,
      "start_date": "2025-07-09",
      "completion_date": "2029-02",
      "has_results": false,
      "last_update_posted_date": "2026-08-03",
      "last_synced_at": "2026-09-09T03:23:58.974Z",
      "location_count": 26,
      "location_summary": "Phoenix, Arizona • San Francisco, California • Hartford, Connecticut + 22 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Hartford",
          "state": "Connecticut"
        },
        {
          "city": "Panama City",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06678841"
    },
    {
      "nct_id": "NCT00721136",
      "title": "Randomized Study of the Use of Warfarin During Pacemaker or ICD Implantation in Patients Requiring Long Term Anticoagulation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Bradycardia",
        "Tachycardia",
        "Atrial Fibrillation",
        "Valvular Heart Disease"
      ],
      "interventions": [
        {
          "name": "continue warfarin through the procedure",
          "type": "DRUG"
        },
        {
          "name": "Hold warfarin",
          "type": "DRUG"
        },
        {
          "name": "Warfarin held with heparin transition.",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 104,
      "start_date": "2007-09",
      "completion_date": "2010-08",
      "has_results": true,
      "last_update_posted_date": "2017-08-31",
      "last_synced_at": "2026-09-09T03:23:58.974Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland • Columbia, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Columbia",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00721136"
    },
    {
      "nct_id": "NCT00562107",
      "title": "Evaluation of the SafeR Mode in Patients With a Dual Chamber Pacemaker Indication",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Assess the Benefits From the AAISafeR/SafeR Algorithm of Symphony 2550 or REPLYTM DR in a Wide Range of Pacemaker Patients."
      ],
      "interventions": [
        {
          "name": "Symphony DR 2550 and REPLY DR cardiac pacemakers",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "LivaNova",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 650,
      "start_date": "2007-12",
      "completion_date": "2013-04",
      "has_results": false,
      "last_update_posted_date": "2014-09-29",
      "last_synced_at": "2026-09-09T03:23:58.974Z",
      "location_count": 1,
      "location_summary": "Brighton, Massachusetts",
      "locations": [
        {
          "city": "Brighton",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00562107"
    },
    {
      "nct_id": "NCT04798768",
      "title": "Effectiveness of the EMPOWER™ Modular Pacing System and EMBLEM™ Subcutaneous ICD to Communicate Antitachycardia Pacing",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tachycardia, Ventricular",
        "Arrhythmia, Ventricular"
      ],
      "interventions": [
        {
          "name": "mCRM Therapy System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Boston Scientific Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 297,
      "start_date": "2021-07-20",
      "completion_date": "2030-12-31",
      "has_results": true,
      "last_update_posted_date": "2026-07-23",
      "last_synced_at": "2026-09-09T03:23:58.974Z",
      "location_count": 18,
      "location_summary": "Phoenix, Arizona • Scottsdale, Arizona • Jonesboro, Arkansas + 14 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04798768"
    },
    {
      "nct_id": "NCT02700425",
      "title": "His Bundle Pacing Versus Coronary Sinus Pacing for Cardiac Resynchronization Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Congestive Heart Failure"
      ],
      "interventions": [
        {
          "name": "CRT Pacemaker",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Chicago",
      "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": "2016-05-17",
      "completion_date": "2020-07-31",
      "has_results": true,
      "last_update_posted_date": "2021-09-05",
      "last_synced_at": "2026-09-09T03:23:58.974Z",
      "location_count": 8,
      "location_summary": "Los Angeles, California • Chicago, Illinois • Naperville, Illinois + 3 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Naperville",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02700425"
    },
    {
      "nct_id": "NCT01761162",
      "title": "ProMRI Study of the Entovis Pacemaker System",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Safety of the ProMRI Pacemaker System Under Specific MRI Conditions"
      ],
      "interventions": [
        {
          "name": "Patients with a ProMRI Pacemaker System",
          "type": "DEVICE"
        },
        {
          "name": "Magnetic Resonance Imaging (MRI) scan",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "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": 229,
      "start_date": "2013-02",
      "completion_date": "2014-05",
      "has_results": true,
      "last_update_posted_date": "2017-02-09",
      "last_synced_at": "2026-09-09T03:23:58.974Z",
      "location_count": 25,
      "location_summary": "Scottsdale, Arizona • Concord, California • Newport Beach, California + 22 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Concord",
          "state": "California"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "Rancho Mirage",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01761162"
    },
    {
      "nct_id": "NCT04583709",
      "title": "ECG Belt to Assess Electrical Synchronization",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Bradycardia",
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "ECG Belt",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Pugazhendhi Vijayaraman",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2021-01-13",
      "completion_date": "2021-06-25",
      "has_results": true,
      "last_update_posted_date": "2022-08-22",
      "last_synced_at": "2026-09-09T03:23:58.974Z",
      "location_count": 1,
      "location_summary": "Wilkes-Barre, Pennsylvania",
      "locations": [
        {
          "city": "Wilkes-Barre",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04583709"
    }
  ]
}