{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Zio",
    "query": {
      "intervention": "Zio"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 21,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Zio&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-05T17:40:21.320Z",
  "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": "NCT01970969",
      "title": "THE GIRAFFE Study: Genomic Risk Markers for Atrial Fibrillation Following Extended Cardiac Rhythm Monitoring",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Patients With Symptoms of Cardiac Arrhythmia at Risk for Atrial Fibrillation"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Scripps Translational Science Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 928,
      "start_date": "2013-09",
      "completion_date": "2017-12",
      "has_results": false,
      "last_update_posted_date": "2018-04-17",
      "last_synced_at": "2026-09-05T17:40:21.320Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01970969"
    },
    {
      "nct_id": "NCT04546763",
      "title": "Study Watch AF Detection At Home",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Study Watch",
          "type": "DEVICE"
        },
        {
          "name": "Zio XT",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Verily Life Sciences LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "22 Years and older"
      },
      "enrollment_count": 117,
      "start_date": "2020-09-03",
      "completion_date": "2021-05-14",
      "has_results": false,
      "last_update_posted_date": "2021-10-06",
      "last_synced_at": "2026-09-05T17:40:21.320Z",
      "location_count": 5,
      "location_summary": "San Diego, California • Lakewood, Colorado • Southfield, Michigan + 2 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Lakewood",
          "state": "Colorado"
        },
        {
          "city": "Southfield",
          "state": "Michigan"
        },
        {
          "city": "Harrisburg",
          "state": "Pennsylvania"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04546763"
    },
    {
      "nct_id": "NCT07118124",
      "title": "Pediatric Adhesion and New Dermal Approach Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Syncope",
        "Pediatric",
        "Congenital Athymia",
        "Congenital Heart Disease",
        "Arrhythmia",
        "Arrhythmia in Children"
      ],
      "interventions": [
        {
          "name": "Zio monitor",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "iRhythm Technologies, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "1 Year to 17 Years"
      },
      "enrollment_count": 36,
      "start_date": "2025-08-15",
      "completion_date": "2026-01-13",
      "has_results": false,
      "last_update_posted_date": "2026-05-06",
      "last_synced_at": "2026-09-05T17:40:21.320Z",
      "location_count": 4,
      "location_summary": "Washington D.C., District of Columbia • Boise, Idaho • Boston, Massachusetts + 1 more",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Boise",
          "state": "Idaho"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07118124"
    },
    {
      "nct_id": "NCT07122947",
      "title": "Surveillance Trial of the Apple Watch in Reliable Burden Assessment in Unseen Recurrence of Surgically Treated AF",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Apple Watch: AFib History",
          "type": "DEVICE"
        },
        {
          "name": "Zio Patch",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "The Cleveland Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "22 Years and older"
      },
      "enrollment_count": 75,
      "start_date": "2025-06-02",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-08-14",
      "last_synced_at": "2026-09-05T17:40:21.320Z",
      "location_count": 2,
      "location_summary": "St Louis, Missouri • Cleveland, Ohio",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07122947"
    },
    {
      "nct_id": "NCT05442203",
      "title": "Electrocardiogram-based Artificial Intelligence-assisted Detection of Heart Disease",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atrial Fibrillation",
        "Structural Heart Disease"
      ],
      "interventions": [
        {
          "name": "Zio Patch Monitor",
          "type": "DEVICE"
        },
        {
          "name": "Echocardiogram",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Tempus AI",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 1000,
      "start_date": "2022-09-07",
      "completion_date": "2025-07",
      "has_results": false,
      "last_update_posted_date": "2024-07-25",
      "last_synced_at": "2026-09-05T17:40:21.320Z",
      "location_count": 3,
      "location_summary": "Grand Rapids, Michigan • Cincinnati, Ohio • Danville, Pennsylvania",
      "locations": [
        {
          "city": "Grand Rapids",
          "state": "Michigan"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Danville",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05442203"
    },
    {
      "nct_id": "NCT06041373",
      "title": "Verily Watch Cardio (AF and ECG) Study",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Verily Watch Cardio",
          "type": "DEVICE"
        },
        {
          "name": "iRhythm Zio monitor",
          "type": "DEVICE"
        },
        {
          "name": "Schiller CARDIOVIT FT-1",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Verily Life Sciences LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "22 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2023-11",
      "completion_date": "2024-11",
      "has_results": false,
      "last_update_posted_date": "2023-12-22",
      "last_synced_at": "2026-09-05T17:40:21.320Z",
      "location_count": 3,
      "location_summary": "Lakewood, Colorado • Southfield, Michigan • Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Lakewood",
          "state": "Colorado"
        },
        {
          "city": "Southfield",
          "state": "Michigan"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06041373"
    },
    {
      "nct_id": "NCT06953778",
      "title": "The Effectiveness of Patch-Based Screening for Pre-Symptomatic Atrial Fibrillation to Improve Patient Outcome",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Zio XT® Patch",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 24060,
      "start_date": "2027-03-08",
      "completion_date": "2033-10-03",
      "has_results": false,
      "last_update_posted_date": "2026-06-30",
      "last_synced_at": "2026-09-05T17:40:21.320Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06953778"
    },
    {
      "nct_id": "NCT02406820",
      "title": "Correlating Noninvasive Cardiovascular Measures to Left Ventricular End Diastolic Pressure in Heart Failure",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Non-invasive hemodynamic monitoring (CVInsight™ [CVI])",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Intelomed, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1,
      "start_date": "2015-04",
      "completion_date": "2016-03",
      "has_results": false,
      "last_update_posted_date": "2016-08-30",
      "last_synced_at": "2026-09-05T17:40:21.320Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02406820"
    },
    {
      "nct_id": "NCT03309956",
      "title": "Holter Versus Zio Patch Electrocardiographic Monitoring in Children",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Arrhythmias, Cardiac",
        "Heart Block"
      ],
      "interventions": [
        {
          "name": "Holter Monitor",
          "type": "DEVICE"
        },
        {
          "name": "Zio Patch",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "Up to 21 Years"
      },
      "enrollment_count": 247,
      "start_date": "2017-10-18",
      "completion_date": "2019-10-19",
      "has_results": true,
      "last_update_posted_date": "2024-06-18",
      "last_synced_at": "2026-09-05T17:40:21.320Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03309956"
    },
    {
      "nct_id": "NCT04056715",
      "title": "Extended ECG Monitoring in HCM Patients",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hypertrophic Cardiomyopathy",
        "Nonsustained Ventricular Tachycardia",
        "Ventricular Tachycardia",
        "Atrial Fibrillation",
        "Arrhythmia"
      ],
      "interventions": [
        {
          "name": "Zio XT",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "iRhythm Technologies, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 250,
      "start_date": "2020-01-14",
      "completion_date": "2022-04-18",
      "has_results": false,
      "last_update_posted_date": "2023-03-01",
      "last_synced_at": "2026-09-05T17:40:21.320Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04056715"
    }
  ]
}