{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=LifeVest",
    "query": {
      "intervention": "LifeVest"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-10T01:23:28.164Z",
  "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": "NCT02700880",
      "title": "LifeVest Wearable Cardioverter Defibrillator WEARIT-III Registry",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Ischemic Heart Failure"
      ],
      "interventions": [
        {
          "name": "LifeVest",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Zoll Medical Corporation",
      "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": "2014-06",
      "completion_date": "2019-02",
      "has_results": false,
      "last_update_posted_date": "2019-03-28",
      "last_synced_at": "2026-09-10T01:23:28.164Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02700880"
    },
    {
      "nct_id": "NCT02149290",
      "title": "LifeVest Trends Validation Protocol",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Trends-equipped LifeVest 4000",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Zoll Medical Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 198,
      "start_date": "2014-02",
      "completion_date": "2017-12",
      "has_results": true,
      "last_update_posted_date": "2020-08-31",
      "last_synced_at": "2026-09-10T01:23:28.164Z",
      "location_count": 13,
      "location_summary": "Orange, California • Boca Raton, Florida • Lawrenceville, Georgia + 10 more",
      "locations": [
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Boca Raton",
          "state": "Florida"
        },
        {
          "city": "Lawrenceville",
          "state": "Georgia"
        },
        {
          "city": "Lexington",
          "state": "Kentucky"
        },
        {
          "city": "Flint",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02149290"
    },
    {
      "nct_id": "NCT01326624",
      "title": "Study of the Wearable Defibrillator in Heart-Failure Patients",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Failure",
        "Ventricular Dysfunction",
        "Sudden Death",
        "Sudden Cardiac Arrest",
        "Ventricular Tachycardia",
        "Ventricular Fibrillation"
      ],
      "interventions": [
        {
          "name": "wearable defibrillator (LifeVest)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Zoll Medical Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 25,
      "start_date": "2011-03",
      "completion_date": "2017-12",
      "has_results": false,
      "last_update_posted_date": "2017-12-06",
      "last_synced_at": "2026-09-10T01:23:28.164Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01326624"
    },
    {
      "nct_id": "NCT04504188",
      "title": "Optimizing Beta Blocker Dosage in Women While Using the Wearable Cardioverter Defibrillator",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiomyopathies",
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Heart Rate Monitor Enhanced Treatment Optimization",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Zoll Medical Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 300,
      "start_date": "2021-03-08",
      "completion_date": "2024-12",
      "has_results": false,
      "last_update_posted_date": "2024-07-24",
      "last_synced_at": "2026-09-10T01:23:28.164Z",
      "location_count": 4,
      "location_summary": "Cincinnati, Ohio • Kingwood, Texas • McKinney, Texas + 1 more",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Kingwood",
          "state": "Texas"
        },
        {
          "city": "McKinney",
          "state": "Texas"
        },
        {
          "city": "Charleston",
          "state": "West Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04504188"
    },
    {
      "nct_id": "NCT03203629",
      "title": "Heart Sounds Registry",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Failure; With Decompensation"
      ],
      "interventions": [
        {
          "name": "Wearable Cardioverter Defibrillator (WCD)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Zoll Medical Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 705,
      "start_date": "2017-06-05",
      "completion_date": "2021-03-16",
      "has_results": false,
      "last_update_posted_date": "2021-04-23",
      "last_synced_at": "2026-09-10T01:23:28.164Z",
      "location_count": 17,
      "location_summary": "National City, California • Atlantis, Florida • Fort Lauderdale, Florida + 14 more",
      "locations": [
        {
          "city": "National City",
          "state": "California"
        },
        {
          "city": "Atlantis",
          "state": "Florida"
        },
        {
          "city": "Fort Lauderdale",
          "state": "Florida"
        },
        {
          "city": "St. Petersburg",
          "state": "Florida"
        },
        {
          "city": "Urbana",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03203629"
    },
    {
      "nct_id": "NCT02825966",
      "title": "Heart Sounds Measurement Using the Wearable Cardioverter Defibrillator (HS-WCD) Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "AUDICOR then LifeVest then AUDICOR",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Zoll Medical Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 35,
      "start_date": "2016-02",
      "completion_date": "2016-03",
      "has_results": true,
      "last_update_posted_date": "2020-12-02",
      "last_synced_at": "2026-09-10T01:23:28.164Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02825966"
    },
    {
      "nct_id": "NCT03016754",
      "title": "Heart Failure Optimization Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sudden Cardiac Death",
        "Sudden Cardiac Arrest",
        "Heart Failure",
        "Heart Failure Low Output"
      ],
      "interventions": [
        {
          "name": "Wearable Cardioverter Defibrillator",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Zoll Medical Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 602,
      "start_date": "2017-03-01",
      "completion_date": "2022-06-01",
      "has_results": true,
      "last_update_posted_date": "2025-03-24",
      "last_synced_at": "2026-09-10T01:23:28.164Z",
      "location_count": 39,
      "location_summary": "Birmingham, Alabama • West Hills, California • Fernandina Beach, Florida + 34 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "West Hills",
          "state": "California"
        },
        {
          "city": "Fernandina Beach",
          "state": "Florida"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Jacksonville Beach",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03016754"
    },
    {
      "nct_id": "NCT01446965",
      "title": "Vest Prevention of Early Sudden Death Trial and VEST Registry",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myocardial Infarction",
        "Ventricular Dysfunction",
        "Sudden Death",
        "Ventricular Tachycardia",
        "Ventricular Fibrillation"
      ],
      "interventions": [
        {
          "name": "wearable defibrillator",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2348,
      "start_date": "2008-07",
      "completion_date": "2019-05-31",
      "has_results": true,
      "last_update_posted_date": "2021-01-20",
      "last_synced_at": "2026-09-10T01:23:28.164Z",
      "location_count": 57,
      "location_summary": "Anchorage, Alaska • Fresno, California • Salinas, California + 47 more",
      "locations": [
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Fresno",
          "state": "California"
        },
        {
          "city": "Salinas",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01446965"
    },
    {
      "nct_id": "NCT02481206",
      "title": "Wearable Cardioverter Defibrillator in Hemodialysis Patients (WED-HED) Study",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sudden Cardiac Death",
        "Sudden Cardiac Arrest"
      ],
      "interventions": [
        {
          "name": "Wearable Cardioverter Defibrillator",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Zoll Medical Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 66,
      "start_date": "2015-06",
      "completion_date": "2017-12",
      "has_results": true,
      "last_update_posted_date": "2021-01-19",
      "last_synced_at": "2026-09-10T01:23:28.164Z",
      "location_count": 31,
      "location_summary": "Corona, California • Downey, California • Escondido, California + 28 more",
      "locations": [
        {
          "city": "Corona",
          "state": "California"
        },
        {
          "city": "Downey",
          "state": "California"
        },
        {
          "city": "Escondido",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02481206"
    },
    {
      "nct_id": "NCT01448005",
      "title": "LifeVest Post-CABG Registry",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sudden Cardiac Death",
        "Ventricular Fibrillation",
        "Ventricular Tachycardia",
        "Ventricular Dysfunction",
        "Myocardial Ischemia"
      ],
      "interventions": [
        {
          "name": "wearable defibrillator (LifeVest)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Zoll Medical Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 69,
      "start_date": "2011-02",
      "completion_date": "2014-10",
      "has_results": false,
      "last_update_posted_date": "2017-12-06",
      "last_synced_at": "2026-09-10T01:23:28.164Z",
      "location_count": 5,
      "location_summary": "Sacramento, California • Atlanta, Georgia • Takoma Park, Maryland + 2 more",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Takoma Park",
          "state": "Maryland"
        },
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01448005"
    }
  ]
}