{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=iRhythm+Zio+monitor",
    "query": {
      "intervention": "iRhythm Zio monitor"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 6,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-03T14:16:25.738Z",
  "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": "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": "2026-09-03T14:16:25.738Z",
      "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": "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": "2026-09-03T14:16:25.738Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06953778"
    },
    {
      "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": "2026-09-03T14:16:25.738Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04056715"
    },
    {
      "nct_id": "NCT02506244",
      "title": "mHealth Screening to Prevent Strokes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "iRhythm ZIO XT Patch",
          "type": "DEVICE"
        },
        {
          "name": "Wristband by Amiigo",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Scripps Translational Science Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "55 Years and older"
      },
      "enrollment_count": 6135,
      "start_date": "2015-11",
      "completion_date": "2020-12-31",
      "has_results": true,
      "last_update_posted_date": "2022-12-08",
      "last_synced_at": "2026-09-03T14:16:25.738Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02506244"
    },
    {
      "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": "2026-09-03T14:16:25.738Z",
      "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": "NCT05866731",
      "title": "The Heart Rhythm Twins Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Premature Atrial Complex",
        "Premature Ventricular Contraction"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 156,
      "start_date": "2022-03-22",
      "completion_date": "2025-08-18",
      "has_results": false,
      "last_update_posted_date": "2026-03-09",
      "last_synced_at": "2026-09-03T14:16:25.738Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05866731"
    }
  ]
}