{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Airway+Obstruction+Upper",
    "query": {
      "condition": "Airway Obstruction Upper"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 20,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Airway+Obstruction+Upper&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-24T03:40:04.189Z",
  "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": "NCT01848548",
      "title": "Superior Laryngeal Nerve Block For Awake Endotracheal Intubation Study",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Awake Endotracheal Intubation",
        "Difficult Intubation",
        "Airway Anesthesia"
      ],
      "interventions": [
        {
          "name": "Superior Laryngeal Nerve Block using the Thyrohyoid Membrane as an Anatomic Landmark",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 25,
      "start_date": "2013-04",
      "completion_date": "2017-07",
      "has_results": false,
      "last_update_posted_date": "2017-11-06",
      "last_synced_at": "2026-07-24T03:40:04.189Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01848548"
    },
    {
      "nct_id": "NCT01895062",
      "title": "Effectiveness of Continuous Negative External Pressure in Preventing Upper Airway Impairment During Routine Colonoscopy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Airway Obstruction",
        "Apnea",
        "Hypopnea"
      ],
      "interventions": [
        {
          "name": "Airway Management System (AMS)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "5i Sciences, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 54,
      "start_date": "2013-03",
      "completion_date": "2014-03",
      "has_results": true,
      "last_update_posted_date": "2014-08-06",
      "last_synced_at": "2026-07-24T03:40:04.189Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01895062"
    },
    {
      "nct_id": "NCT01651286",
      "title": "Nasal Mask Ventilation During the Induction of General Anesthesia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Mechanical Ventilation Complication",
        "Upper Airway Obstruction"
      ],
      "interventions": [
        {
          "name": "nasal mask",
          "type": "PROCEDURE"
        },
        {
          "name": "full face mask",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 52,
      "start_date": "2012-06",
      "completion_date": "2013-08",
      "has_results": false,
      "last_update_posted_date": "2017-01-18",
      "last_synced_at": "2026-07-24T03:40:04.189Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01651286"
    },
    {
      "nct_id": "NCT01171118",
      "title": "Phamacological Reversal of Airway Instability During Sedation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Upper Airway Obstruction"
      ],
      "interventions": [
        {
          "name": "Physostigmine",
          "type": "DRUG"
        },
        {
          "name": "Oxygen",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Rochester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "MALE",
        "summary": "18 Years to 45 Years · Male only"
      },
      "enrollment_count": 10,
      "start_date": "2009-08",
      "completion_date": "2011-08",
      "has_results": true,
      "last_update_posted_date": "2015-04-27",
      "last_synced_at": "2026-07-24T03:40:04.189Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01171118"
    },
    {
      "nct_id": "NCT03985657",
      "title": "Hemodynamics Response to Upper Airway Obstruction in Marfan Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep-disordered Breathing",
        "Snoring"
      ],
      "interventions": [
        {
          "name": "CPAP",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 31,
      "start_date": "2018-06-06",
      "completion_date": "2019-12-06",
      "has_results": true,
      "last_update_posted_date": "2020-12-28",
      "last_synced_at": "2026-07-24T03:40:04.189Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03985657"
    },
    {
      "nct_id": "NCT07086378",
      "title": "Evaluating the Efficiency and Tolerability of the Oxygenating Bite Block",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Endoscopy, Digestive System",
        "Airway Anesthesia",
        "Airway Control",
        "Airway Management"
      ],
      "interventions": [
        {
          "name": "Oxygenating Bite Block",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "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": 10,
      "start_date": "2025-07-28",
      "completion_date": "2025-12-02",
      "has_results": true,
      "last_update_posted_date": "2025-12-16",
      "last_synced_at": "2026-07-24T03:40:04.189Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07086378"
    },
    {
      "nct_id": "NCT05527652",
      "title": "Self-Supporting Nasopharyngeal Airway (ssNPA) Treating Upper Airway Obstruction in Hypotonia",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obstructive Sleep Apnea",
        "Hypertonia, Muscle",
        "Nasal Airway Obstruction",
        "Tolerance",
        "Trisomy 21",
        "Down Syndrome"
      ],
      "interventions": [
        {
          "name": "Self-Supporting Nasopharyngeal Airway (ssNPA)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "3 Years to 21 Years"
      },
      "enrollment_count": 40,
      "start_date": "2022-11-16",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-03-12",
      "last_synced_at": "2026-07-24T03:40:04.189Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05527652"
    },
    {
      "nct_id": "NCT01719224",
      "title": "Incidence of Sleep-disordered Breathing and Upper Airway Collapsibility in Postpartum Patients and Its Intervention",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep Disordered Breathing",
        "Upper Airway Collapsibility",
        "Upper Airway Obstruction"
      ],
      "interventions": [
        {
          "name": "elevated body position",
          "type": "PROCEDURE"
        },
        {
          "name": "supine body position",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 55 Years · Female only"
      },
      "enrollment_count": 55,
      "start_date": "2012-03",
      "completion_date": "2014-12",
      "has_results": true,
      "last_update_posted_date": "2017-12-15",
      "last_synced_at": "2026-07-24T03:40:04.189Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01719224"
    },
    {
      "nct_id": "NCT01690078",
      "title": "Functional Modeling of the Pediatric Airway",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Subglottic Stenosis (SGS)",
        "Pierre Robin Sequence (PRS)",
        "Micrognathia",
        "Normal Controls From CT Scans of the Upper Airway"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "Up to 17 Years"
      },
      "enrollment_count": 39,
      "start_date": "2011-04",
      "completion_date": "2015-08",
      "has_results": false,
      "last_update_posted_date": "2017-04-20",
      "last_synced_at": "2026-07-24T03:40:04.189Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01690078"
    },
    {
      "nct_id": "NCT02683772",
      "title": "Astral VAPS AutoEPAP Clinical Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Upper Airway Obstruction",
        "Respiratory Insufficiency",
        "Respiratory Failure"
      ],
      "interventions": [
        {
          "name": "Astral",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "ResMed",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 42,
      "start_date": "2016-04-15",
      "completion_date": "2017-07-06",
      "has_results": true,
      "last_update_posted_date": "2019-07-26",
      "last_synced_at": "2026-07-24T03:40:04.189Z",
      "location_count": 5,
      "location_summary": "La Jolla, California • Denver, Colorado • Chicago, Illinois + 2 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02683772"
    }
  ]
}