{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Peripheral+arterial+tonometry",
    "query": {
      "intervention": "Peripheral arterial tonometry"
    },
    "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?intervention=Peripheral+arterial+tonometry&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-11T00:17:44.392Z",
  "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": "NCT04778748",
      "title": "Evaluating an Under-mattress Sleep Monitor Compared to a Peripheral Arterial Tonometry Device in the Diagnosis of Obstructive Sleep Apnea",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sleep Apnea, Obstructive"
      ],
      "interventions": [
        {
          "name": "Under-mattress sleep monitor",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "22 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2021-04-22",
      "completion_date": "2021-12-20",
      "has_results": false,
      "last_update_posted_date": "2022-05-05",
      "last_synced_at": "2026-09-11T00:17:44.392Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04778748"
    },
    {
      "nct_id": "NCT00573027",
      "title": "Heart Disease of the Small Arteries in Women and Men",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Disease"
      ],
      "interventions": [
        {
          "name": "noninvasive tests",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Cedars-Sinai Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 634,
      "start_date": "2005-11",
      "completion_date": "2040-01",
      "has_results": false,
      "last_update_posted_date": "2023-09-01",
      "last_synced_at": "2026-09-11T00:17:44.392Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00573027"
    },
    {
      "nct_id": "NCT05699200",
      "title": "A Study to Analyze the Role of Sympathetic Nervous System in Spontaneous Coronary Artery Dissection",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Spontaneous Coronary Artery Dissection",
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Arterial Tonometry",
          "type": "OTHER"
        },
        {
          "name": "Echocardiogram",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Carotid Ultrasounds",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Elastography",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Ankle-Brachial Index",
          "type": "OTHER"
        },
        {
          "name": "Microneurography with sympathoexcitatory maneuvers",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 50,
      "start_date": "2023-06-01",
      "completion_date": "2027-08",
      "has_results": false,
      "last_update_posted_date": "2026-06-17",
      "last_synced_at": "2026-09-11T00:17:44.392Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05699200"
    },
    {
      "nct_id": "NCT02598674",
      "title": "Severe Sepsis in Children - IMPRESS-C",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Acute Kidney Injury",
        "Chronic Kidney Disease",
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "Iodohippurate",
          "type": "DRUG"
        },
        {
          "name": "24 hour ambulatory Blood Pressure",
          "type": "PROCEDURE"
        },
        {
          "name": "Peripheral Arterial Tonometry",
          "type": "PROCEDURE"
        },
        {
          "name": "Pulse Wave Velocity",
          "type": "PROCEDURE"
        },
        {
          "name": "Gadolinium",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "7 Years to 17 Years"
      },
      "enrollment_count": 0,
      "start_date": "2019-10",
      "completion_date": "2021-09",
      "has_results": false,
      "last_update_posted_date": "2020-12-09",
      "last_synced_at": "2026-09-11T00:17:44.392Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02598674"
    },
    {
      "nct_id": "NCT03748082",
      "title": "Effects of Nitric Oxide on the Endothelium During Hemolysis.",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Endothelial Dysfunction",
        "Hemolysis Intravascular",
        "Cardiovascular Diseases",
        "Cardiovascular Risk Factor"
      ],
      "interventions": [
        {
          "name": "Nitric Oxide",
          "type": "DRUG"
        },
        {
          "name": "Reactive Hyperemia Index",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Endothelial Cells Collection",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIAGNOSTIC_TEST",
        "PROCEDURE"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2018-12-05",
      "completion_date": "2023-11",
      "has_results": false,
      "last_update_posted_date": "2025-12-02",
      "last_synced_at": "2026-09-11T00:17:44.392Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03748082"
    },
    {
      "nct_id": "NCT01581671",
      "title": "Non-Invasive EndoPAT Increases Diagnostic Yield of CAD by Coronary Angiography",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Coronary Artery Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 201,
      "start_date": "2010-09",
      "completion_date": "2014-06",
      "has_results": false,
      "last_update_posted_date": "2014-06-25",
      "last_synced_at": "2026-09-11T00:17:44.392Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01581671"
    },
    {
      "nct_id": "NCT03196141",
      "title": "Utilization of Somatic Tissue Oxygen Saturation Monitoring in Pregnant Women",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pre-Eclampsia"
      ],
      "interventions": [
        {
          "name": "StO2 and EndoPAT",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2018-10-01",
      "completion_date": "2019-10-01",
      "has_results": false,
      "last_update_posted_date": "2019-07-12",
      "last_synced_at": "2026-09-11T00:17:44.392Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03196141"
    },
    {
      "nct_id": "NCT02795624",
      "title": "Vascular Aging in Flight Attendants With Occupational Secondhand Smoke Exposure",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Vascular Aging",
        "Secondhand Smoking"
      ],
      "interventions": [
        {
          "name": "Spirometry",
          "type": "PROCEDURE"
        },
        {
          "name": "Pulse Wave Analysis",
          "type": "PROCEDURE"
        },
        {
          "name": "Peripheral arterial tonometry",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Cedars-Sinai Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 300,
      "start_date": "2016-02",
      "completion_date": "2021-08",
      "has_results": false,
      "last_update_posted_date": "2021-08-23",
      "last_synced_at": "2026-09-11T00:17:44.392Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02795624"
    },
    {
      "nct_id": "NCT01568177",
      "title": "Cardiac Autonomic Function in Women with Microvascular Coronary Dysfunction",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Microvascular Coronary Dysfunction"
      ],
      "interventions": [
        {
          "name": "Mental Stress Testing",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Peripheral Arterial Tonometry (PAT) Testing",
          "type": "OTHER"
        },
        {
          "name": "Heart Rate Variability (HRV)",
          "type": "OTHER"
        },
        {
          "name": "RESPeRATE Breathing Trial",
          "type": "OTHER"
        },
        {
          "name": "SPECT cardiac scan with 123I-mIBG and Myoview",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Cedars-Sinai Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 105,
      "start_date": "2011-02",
      "completion_date": "2024-02",
      "has_results": false,
      "last_update_posted_date": "2024-09-19",
      "last_synced_at": "2026-09-11T00:17:44.392Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01568177"
    },
    {
      "nct_id": "NCT01618123",
      "title": "Association of Endothelial Function and Clinical Outcomes in Subjects Admitted to Chest Pain Unit",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Myocardial Infarction",
        "Death",
        "Cerebrovascular Accident",
        "Congestive Heart Failure",
        "Angina Pectoris"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Sheba Medical Center",
      "sponsor_class": "OTHER_GOV",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 300,
      "start_date": "2012-10",
      "completion_date": "2025-12",
      "has_results": false,
      "last_update_posted_date": "2023-12-12",
      "last_synced_at": "2026-09-11T00:17:44.392Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01618123"
    }
  ]
}