{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Leadless+Pacemaker",
    "query": {
      "condition": "Leadless Pacemaker"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 16,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Leadless+Pacemaker&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-26T09:48:18.025Z",
  "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": "NCT04559945",
      "title": "The LEADLESS II IDE Study for the Aveir VR Leadless Pacemaker System",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiac Rhythm Disorder",
        "Bradycardia"
      ],
      "interventions": [
        {
          "name": "Aveir VR Leadless Pacemaker 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": 1276,
      "start_date": "2020-11-13",
      "completion_date": "2023-09-15",
      "has_results": true,
      "last_update_posted_date": "2026-05-20",
      "last_synced_at": "2026-06-26T09:48:18.025Z",
      "location_count": 38,
      "location_summary": "Birmingham, Alabama • Huntsville, Alabama • Scottsdale, Arizona + 32 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04559945"
    },
    {
      "nct_id": "NCT02030418",
      "title": "The LEADLESS II IDE Study for the Nanostim Leadless Pacemaker",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Bradycardia"
      ],
      "interventions": [
        {
          "name": "Leadless Pacemaker",
          "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": 952,
      "start_date": "2014-02",
      "completion_date": "2022-07-15",
      "has_results": true,
      "last_update_posted_date": "2025-07-09",
      "last_synced_at": "2026-06-26T09:48:18.025Z",
      "location_count": 50,
      "location_summary": "Birmingham, Alabama • Huntsville, Alabama • La Jolla, California + 43 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Mountain View",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02030418"
    },
    {
      "nct_id": "NCT05252702",
      "title": "Aveir DR i2i Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiac Pacemaker, Artificial",
        "Cardiac Rhythm Disorder",
        "Bradycardia"
      ],
      "interventions": [
        {
          "name": "Aveir DR Leadless Pacemaker 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": 464,
      "start_date": "2022-02-02",
      "completion_date": "2026-02-03",
      "has_results": true,
      "last_update_posted_date": "2026-05-27",
      "last_synced_at": "2026-06-26T09:48:18.025Z",
      "location_count": 54,
      "location_summary": "Scottsdale, Arizona • Jonesboro, Arkansas • Little Rock, Arkansas + 44 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05252702"
    },
    {
      "nct_id": "NCT06837870",
      "title": "Percutaneous Closure Versus Figure-of-eight Suture for Hemostasis in Leadless Pacemaker Implantation.",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vascular Closure",
        "Pacemaker Implantation",
        "Leadless Pacemaker"
      ],
      "interventions": [
        {
          "name": "percutaneous suture mediated closure",
          "type": "DEVICE"
        },
        {
          "name": "Figure of Eight Suture",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Massachusetts, Worcester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2025-07-11",
      "completion_date": "2027-01-01",
      "has_results": false,
      "last_update_posted_date": "2026-03-27",
      "last_synced_at": "2026-06-26T09:48:18.025Z",
      "location_count": 1,
      "location_summary": "Worcester, Massachusetts",
      "locations": [
        {
          "city": "Worcester",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06837870"
    },
    {
      "nct_id": "NCT02758210",
      "title": "Evaluating the Electro Magnetic Interference of Using Tablet and Smart Phone on Leadless Pacemaker (MICRA)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Bradycardia, Atrial Tachyarrhythmia"
      ],
      "interventions": [
        {
          "name": "Use of a Tablet",
          "type": "DEVICE"
        },
        {
          "name": "Use of a Smart Phone",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2016-04",
      "completion_date": "2016-10-24",
      "has_results": true,
      "last_update_posted_date": "2017-11-09",
      "last_synced_at": "2026-06-26T09:48:18.025Z",
      "location_count": 2,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02758210"
    },
    {
      "nct_id": "NCT03508128",
      "title": "Evaluation of EMI in Patients With Micra Leadless Pacemaker",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Electromagnetic Interference"
      ],
      "interventions": [
        {
          "name": "surgical procedure",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Edward-Elmhurst Health System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 7,
      "start_date": "2018-04-04",
      "completion_date": "2018-08-18",
      "has_results": false,
      "last_update_posted_date": "2018-08-21",
      "last_synced_at": "2026-06-26T09:48:18.025Z",
      "location_count": 1,
      "location_summary": "Naperville, Illinois",
      "locations": [
        {
          "city": "Naperville",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03508128"
    },
    {
      "nct_id": "NCT07118358",
      "title": "BIOTRONIK Investigation of the LivIQ Leadless Pacemaker System",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Leadless Pacemaker",
        "Bradycardia",
        "AV Block",
        "Cardiac Rhythm Disorder"
      ],
      "interventions": [
        {
          "name": "LivIQ Leadless Pacemaker System",
          "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": 325,
      "start_date": "2026-03-16",
      "completion_date": "2028-04",
      "has_results": false,
      "last_update_posted_date": "2026-06-18",
      "last_synced_at": "2026-06-26T09:48:18.025Z",
      "location_count": 4,
      "location_summary": "Ypsilanti, Michigan • New York, New York • Winston-Salem, North Carolina + 1 more",
      "locations": [
        {
          "city": "Ypsilanti",
          "state": "Michigan"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        },
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07118358"
    },
    {
      "nct_id": "NCT03039712",
      "title": "Longitudinal Coverage With Evidence Development Study on Micra Leadless Pacemakers",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Bradycardia"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Medtronic",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 37000,
      "start_date": "2017-03-10",
      "completion_date": "2029-06",
      "has_results": false,
      "last_update_posted_date": "2025-09-29",
      "last_synced_at": "2026-06-26T09:48:18.025Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03039712"
    },
    {
      "nct_id": "NCT02004873",
      "title": "Micra Transcatheter Pacing Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Class I or II Indication for Implantation of a Single Chamber Ventricular Pacemaker According to ACC/AHA/HRS 2001 Guidelines and Any National Guidelines"
      ],
      "interventions": [
        {
          "name": "Micra Pacemaker Implant",
          "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": 744,
      "start_date": "2013-11",
      "completion_date": "2017-05",
      "has_results": true,
      "last_update_posted_date": "2018-01-17",
      "last_synced_at": "2026-06-26T09:48:18.025Z",
      "location_count": 30,
      "location_summary": "La Jolla, California • Los Angeles, California • New Haven, Connecticut + 26 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02004873"
    },
    {
      "nct_id": "NCT05327101",
      "title": "Patient Preferences for Leadless Pacemakers",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cardiac Rhythm Disorder",
        "Bradycardia",
        "Cardiac Pacemaker Artificial"
      ],
      "interventions": [
        {
          "name": "Patient Preference Survey",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Abbott Medical Devices",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 117,
      "start_date": "2022-03-28",
      "completion_date": "2023-06-13",
      "has_results": true,
      "last_update_posted_date": "2025-02-20",
      "last_synced_at": "2026-06-26T09:48:18.025Z",
      "location_count": 11,
      "location_summary": "Scottsdale, Arizona • Jonesboro, Arkansas • Little Rock, Arkansas + 8 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Santa Monica",
          "state": "California"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05327101"
    }
  ]
}