{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Blood+Gases",
    "query": {
      "intervention": "Blood Gases"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 169,
    "total_pages": 17,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Blood+Gases&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-05T07:19:16.895Z",
  "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": "NCT03569163",
      "title": "Pulse Oximeter Test",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hypoxia"
      ],
      "interventions": [
        {
          "name": "Spry Loop oximeter",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Spry Health",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 11,
      "start_date": "2017-09-01",
      "completion_date": "2017-10-30",
      "has_results": false,
      "last_update_posted_date": "2018-06-26",
      "last_synced_at": "2026-09-05T07:19:16.895Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03569163"
    },
    {
      "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      "overall_status": "WITHDRAWN",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": "2026-09-05T07:19:16.895Z",
      "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": "NCT05690269",
      "title": "Oximeters and Skin Pigment: Impact of Skin Pigmentation on Accuracy of Pulse Oximetry",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hypoxemia",
        "Hyperoxia",
        "Pigment Skin"
      ],
      "interventions": [
        {
          "name": "SpO2 and SaO2 comparison",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 232,
      "start_date": "2023-02-27",
      "completion_date": "2025-03-31",
      "has_results": false,
      "last_update_posted_date": "2025-05-31",
      "last_synced_at": "2026-09-05T07:19:16.895Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05690269"
    },
    {
      "nct_id": "NCT00559260",
      "title": "Evaluation of Cardiorespiratory Events in Subjects Undergoing an Upper and/or Lower Endoscopy Under Current Sedation Practices",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sedation for Non-Emergent Upper and/or Lower Endoscopy"
      ],
      "interventions": [
        {
          "name": "Passive monitoring with pulse-oximetry, NIBP and ECG",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Ethicon Endo-Surgery",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 300,
      "start_date": "2003-01",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2008-09-15",
      "last_synced_at": "2026-09-05T07:19:16.895Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00559260"
    },
    {
      "nct_id": "NCT00751439",
      "title": "Verification of Pulse Oximetry in Neonatal Population",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Respiratory Distress Syndrome"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Children's Hospitals and Clinics of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Day",
        "maximum_age": "30 Days",
        "sex": "ALL",
        "summary": "1 Day to 30 Days"
      },
      "enrollment_count": 25,
      "start_date": "2008-06",
      "completion_date": "2009-09",
      "has_results": false,
      "last_update_posted_date": "2010-06-11",
      "last_synced_at": "2026-09-05T07:19:16.895Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00751439"
    },
    {
      "nct_id": "NCT00102271",
      "title": "Nitrite Infusion Studies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Oxypurinol",
          "type": "DRUG"
        },
        {
          "name": "Sodium Nitrite",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "21 Years to 40 Years"
      },
      "enrollment_count": 36,
      "start_date": "2005-01-19",
      "completion_date": "2011-04-12",
      "has_results": false,
      "last_update_posted_date": "2017-07-02",
      "last_synced_at": "2026-09-05T07:19:16.895Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00102271"
    },
    {
      "nct_id": "NCT02851472",
      "title": "Prevention of Transfusion Related Acute Gut Injury (TRAGI) in Extremely Low Gestational Age Neonates (ELGANs) Using iNO",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Anemia"
      ],
      "interventions": [
        {
          "name": "Inhaled Nitric Oxide",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "New York Medical College",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Weeks",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "2 Weeks and older"
      },
      "enrollment_count": 50,
      "start_date": "2019-02-06",
      "completion_date": "2021-06-30",
      "has_results": false,
      "last_update_posted_date": "2019-04-24",
      "last_synced_at": "2026-09-05T07:19:16.895Z",
      "location_count": 4,
      "location_summary": "Springfield, Massachusetts • Stony Brook, New York • Valhalla, New York + 1 more",
      "locations": [
        {
          "city": "Springfield",
          "state": "Massachusetts"
        },
        {
          "city": "Stony Brook",
          "state": "New York"
        },
        {
          "city": "Valhalla",
          "state": "New York"
        },
        {
          "city": "Greenville",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02851472"
    },
    {
      "nct_id": "NCT03268395",
      "title": "Correlation of CO2 Measured by Blood Gas vs Transcutaneous Monitor",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Respiratory Complication"
      ],
      "interventions": [
        {
          "name": "Arterial Blood Gas and Transcutaneous CO2 Monitor",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Memorial Health University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 266,
      "start_date": "2017-08-29",
      "completion_date": "2018-12-30",
      "has_results": false,
      "last_update_posted_date": "2017-08-31",
      "last_synced_at": "2026-09-05T07:19:16.895Z",
      "location_count": 1,
      "location_summary": "Savannah, Georgia",
      "locations": [
        {
          "city": "Savannah",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03268395"
    },
    {
      "nct_id": "NCT04218370",
      "title": "Liberation From Acute Dialysis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Acute Kidney Injury",
        "Kidney; Disease, Acute",
        "Dialysis Related Complication"
      ],
      "interventions": [
        {
          "name": "Dialysis",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "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": 220,
      "start_date": "2020-01-23",
      "completion_date": "2025-06-08",
      "has_results": false,
      "last_update_posted_date": "2025-12-09",
      "last_synced_at": "2026-09-05T07:19:16.895Z",
      "location_count": 4,
      "location_summary": "San Francisco, California • St Louis, Missouri • Nashville, Tennessee + 1 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        },
        {
          "city": "Murray",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04218370"
    },
    {
      "nct_id": "NCT06925646",
      "title": "Hand Perfusion and Pulse Oximetry Performance",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Oxygen Saturation"
      ],
      "interventions": [
        {
          "name": "Finger hyperperfusion via adenosine",
          "type": "PROCEDURE"
        },
        {
          "name": "Finger hypoperfusion via by norepinephrine",
          "type": "PROCEDURE"
        },
        {
          "name": "Baseline hypoxic test",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 20,
      "start_date": "2026-09-01",
      "completion_date": "2028-10-01",
      "has_results": false,
      "last_update_posted_date": "2026-03-13",
      "last_synced_at": "2026-09-05T07:19:16.895Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06925646"
    }
  ]
}