{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pacing&page=10",
    "query": {
      "intervention": "Pacing",
      "page": 10
    },
    "page_size": 10
  },
  "pagination": {
    "page": 10,
    "page_size": 10,
    "total_count": 353,
    "total_pages": 36,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pacing&page=11&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pacing&page=9&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-20T03:35:17.865Z",
  "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": "NCT06601322",
      "title": "Functional Outcomes in CondUction System Pacing and Right Ventricular Synchrony (FOCUS-Right)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Left Branch Bundle Block",
        "RV - Right Ventricular Abnormality"
      ],
      "interventions": [
        {
          "name": "Pacemaker Interrogation and Electrocardiogram (ECG):",
          "type": "OTHER"
        },
        {
          "name": "Cardiopulmonary Exercise Test (CPET) and Exercise Stress Cardiac Magnetic Resonance (ExeCMR",
          "type": "OTHER"
        },
        {
          "name": "Continuous pacemaker telemetry (CPT)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Virginia Commonwealth University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 5,
      "start_date": "2024-08-23",
      "completion_date": "2025-05-13",
      "has_results": false,
      "last_update_posted_date": "2026-08-12",
      "last_synced_at": "2026-10-20T03:35:17.865Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06601322"
    },
    {
      "nct_id": "NCT00787800",
      "title": "The Use of Dual Chamber ICD With Special Programmed Features to Lower the Risk of Inappropriate Shock",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Ventricular Tachycardia",
        "Ventricular Fibrillation",
        "Atrial Fibrillation",
        "Supraventricular Tachycardia"
      ],
      "interventions": [
        {
          "name": "Dual Chamber ICD",
          "type": "DEVICE"
        },
        {
          "name": "Single Chamber ICD",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 100,
      "start_date": "2008-11",
      "completion_date": "2011-12",
      "has_results": true,
      "last_update_posted_date": "2014-07-24",
      "last_synced_at": "2026-10-20T03:35:17.865Z",
      "location_count": 2,
      "location_summary": "Jacksonville, Florida • Rochester, Minnesota",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00787800"
    },
    {
      "nct_id": "NCT03305692",
      "title": "ECG Belt vs. Echocardiographic Optimization of CRT",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure, Systolic"
      ],
      "interventions": [
        {
          "name": "Optimization of CRT Device",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Alan J. Bank, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "110 Years",
        "sex": "ALL",
        "summary": "18 Years to 110 Years"
      },
      "enrollment_count": 3,
      "start_date": "2017-10-31",
      "completion_date": "2021-08-17",
      "has_results": false,
      "last_update_posted_date": "2021-09-27",
      "last_synced_at": "2026-10-20T03:35:17.865Z",
      "location_count": 1,
      "location_summary": "Saint Paul, Minnesota",
      "locations": [
        {
          "city": "Saint Paul",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03305692"
    },
    {
      "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": "2026-10-20T03:35:17.865Z",
      "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": "NCT04142177",
      "title": "Sequential and Comparative Evaluation of Pain Treatment Effectiveness Response",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Low Back Pain"
      ],
      "interventions": [
        {
          "name": "Pain EASE",
          "type": "OTHER"
        },
        {
          "name": "Tailored exercise",
          "type": "PROCEDURE"
        },
        {
          "name": "Continued Care and Active Monitoring",
          "type": "OTHER"
        },
        {
          "name": "Cognitive Behavioral Therapy (CBT)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Spinal Manipulation Therapy (SMT)",
          "type": "PROCEDURE"
        },
        {
          "name": "Yoga",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE",
        "BEHAVIORAL"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2529,
      "start_date": "2022-06-13",
      "completion_date": "2027-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-05-04",
      "last_synced_at": "2026-10-20T03:35:17.865Z",
      "location_count": 19,
      "location_summary": "Phoenix, Arizona • Loma Linda, California • Long Beach, California + 16 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Loma Linda",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04142177"
    },
    {
      "nct_id": "NCT00812201",
      "title": "Evaluation of Left Ventricular AutoThreshold",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "No intervention is used. Collection of signals only.",
          "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": 80,
      "start_date": "2008-12",
      "completion_date": "2009-10",
      "has_results": false,
      "last_update_posted_date": "2022-06-28",
      "last_synced_at": "2026-10-20T03:35:17.865Z",
      "location_count": 2,
      "location_summary": "Richmond, Virginia • Morgantown, West Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        },
        {
          "city": "Morgantown",
          "state": "West Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00812201"
    },
    {
      "nct_id": "NCT01754064",
      "title": "St. Jude Medical Product Longevity and Performance (SCORE) Registry",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Bradycardia",
        "Tachycardia",
        "Heart Disease"
      ],
      "interventions": [
        {
          "name": "Cardiac Rhythm Management device",
          "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": 10957,
      "start_date": "2007-11",
      "completion_date": "2020-07-10",
      "has_results": false,
      "last_update_posted_date": "2021-05-11",
      "last_synced_at": "2026-10-20T03:35:17.865Z",
      "location_count": 80,
      "location_summary": "Huntsville, Alabama • Mobile, Alabama • Anchorage, Alaska + 72 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01754064"
    },
    {
      "nct_id": "NCT00577187",
      "title": "Placement of CS/LV Pacing Leads With EnSite NavX Guidance",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "EnSite NavX-Guided CRT implant",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Abbott Medical Devices",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 0,
      "start_date": "2008-06",
      "completion_date": "2008-12",
      "has_results": false,
      "last_update_posted_date": "2019-02-04",
      "last_synced_at": "2026-10-20T03:35:17.865Z",
      "location_count": 1,
      "location_summary": "Omaha, Nebraska",
      "locations": [
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00577187"
    },
    {
      "nct_id": "NCT02310334",
      "title": "The Pacing (Guided Vs Unguided) Strategies Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Body Temperature Changes"
      ],
      "interventions": [
        {
          "name": "Guided Exercise Session",
          "type": "OTHER"
        },
        {
          "name": "Unguided Exercise Session",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "USDA Beltsville Human Nutrition Research Center",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "29 Years",
        "sex": "ALL",
        "summary": "18 Years to 29 Years"
      },
      "enrollment_count": 23,
      "start_date": "2014-08",
      "completion_date": "2015-12",
      "has_results": false,
      "last_update_posted_date": "2016-02-24",
      "last_synced_at": "2026-10-20T03:35:17.865Z",
      "location_count": 1,
      "location_summary": "Beltsville, Maryland",
      "locations": [
        {
          "city": "Beltsville",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02310334"
    },
    {
      "nct_id": "NCT00853593",
      "title": "Model 4396 Left Ventricular (LV) Lead Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Pacing Lead",
          "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": 197,
      "start_date": "2009-03",
      "completion_date": "2010-08",
      "has_results": true,
      "last_update_posted_date": "2019-02-18",
      "last_synced_at": "2026-10-20T03:35:17.865Z",
      "location_count": 19,
      "location_summary": "Pasadena, California • Sacramento, California • Atlantis, Florida + 16 more",
      "locations": [
        {
          "city": "Pasadena",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Atlantis",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Hinsdale",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00853593"
    }
  ]
}