{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Eustachian+tube+dilation",
    "query": {
      "intervention": "Eustachian tube dilation"
    },
    "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": "2026-09-27T12:16:19.333Z",
  "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": "NCT07071298",
      "title": "AERA Pediatrics Registry",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Dysfunction of Eustachian Tube"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Integra LifeSciences Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "Up to 18 Years"
      },
      "enrollment_count": 300,
      "start_date": "2025-06-17",
      "completion_date": "2031-02",
      "has_results": false,
      "last_update_posted_date": "2026-07-07",
      "last_synced_at": "2026-09-27T12:16:19.333Z",
      "location_count": 9,
      "location_summary": "Palo Alto, California • Boston, Massachusetts • West Bloomfield, Michigan + 6 more",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "West Bloomfield",
          "state": "Michigan"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07071298"
    },
    {
      "nct_id": "NCT01974726",
      "title": "Gas Supply, Demand and Middle Ear Gas Balance -- Diagnosis of Eustachian Tube Dysfunction",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Eustachian Tube Dysfunction"
      ],
      "interventions": [
        {
          "name": "ET Stress test",
          "type": "OTHER"
        },
        {
          "name": "Sonotubometry",
          "type": "OTHER"
        },
        {
          "name": "Forced Response Test (FRT)",
          "type": "OTHER"
        },
        {
          "name": "Inflation Deflation Test (IDT)",
          "type": "OTHER"
        },
        {
          "name": "Maneuver Sequence",
          "type": "OTHER"
        },
        {
          "name": "9-Step Test",
          "type": "OTHER"
        },
        {
          "name": "Tubomanometry",
          "type": "OTHER"
        },
        {
          "name": "Videoendoscopic assessment of ETF",
          "type": "OTHER"
        },
        {
          "name": "Pressure chamber ET test",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "3 Years to 70 Years"
      },
      "enrollment_count": 95,
      "start_date": "2013-10",
      "completion_date": "2019-06-27",
      "has_results": false,
      "last_update_posted_date": "2020-10-08",
      "last_synced_at": "2026-09-27T12:16:19.333Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01974726"
    },
    {
      "nct_id": "NCT02114762",
      "title": "Balloon Dilation in Selected Subjects With Refractory Eustachian Tube Dysfunction",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Eustachian Tube Dysfunction"
      ],
      "interventions": [
        {
          "name": "Balloon dilation of the Eustachian tube",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 13,
      "start_date": "2014-04",
      "completion_date": "2017-04-30",
      "has_results": false,
      "last_update_posted_date": "2017-09-11",
      "last_synced_at": "2026-09-27T12:16:19.333Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02114762"
    },
    {
      "nct_id": "NCT02087150",
      "title": "Study of Safety and Efficacy for the Eustachian Tube Balloon Catheter",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Eustachian Tube Dysfunction"
      ],
      "interventions": [
        {
          "name": "Acclarent Eustachian Tube Balloon Catheter (ETBC)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Integra LifeSciences Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "22 Years and older"
      },
      "enrollment_count": 323,
      "start_date": "2014-02-01",
      "completion_date": "2017-01-12",
      "has_results": true,
      "last_update_posted_date": "2024-07-12",
      "last_synced_at": "2026-09-27T12:16:19.333Z",
      "location_count": 21,
      "location_summary": "East Palo Alto, California • Washington D.C., District of Columbia • Boca Raton, Florida + 17 more",
      "locations": [
        {
          "city": "East Palo Alto",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Boca Raton",
          "state": "Florida"
        },
        {
          "city": "Boynton Beach",
          "state": "Florida"
        },
        {
          "city": "Sarasota",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02087150"
    },
    {
      "nct_id": "NCT02391584",
      "title": "XprESS Eustachian Tube Dilation Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Eustachian Tube Dysfunction"
      ],
      "interventions": [
        {
          "name": "XprESS",
          "type": "DEVICE"
        },
        {
          "name": "Control",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Entellus Medical, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2015-02",
      "completion_date": "2017-10",
      "has_results": true,
      "last_update_posted_date": "2018-11-01",
      "last_synced_at": "2026-09-27T12:16:19.333Z",
      "location_count": 5,
      "location_summary": "Denver, Colorado • North Platte, Nebraska • Sayre, Pennsylvania + 2 more",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "North Platte",
          "state": "Nebraska"
        },
        {
          "city": "Sayre",
          "state": "Pennsylvania"
        },
        {
          "city": "Charleston",
          "state": "South Carolina"
        },
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02391584"
    },
    {
      "nct_id": "NCT04136977",
      "title": "XprESS ET Registry",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Eustachian Tube Dysfunction"
      ],
      "interventions": [
        {
          "name": "Eustachian tube dilation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Entellus Medical, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 169,
      "start_date": "2018-06-05",
      "completion_date": "2020-08-28",
      "has_results": false,
      "last_update_posted_date": "2020-09-30",
      "last_synced_at": "2026-09-27T12:16:19.333Z",
      "location_count": 11,
      "location_summary": "Torrance, California • Colorado Springs, Colorado • Evans, Georgia + 7 more",
      "locations": [
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        },
        {
          "city": "Evans",
          "state": "Georgia"
        },
        {
          "city": "Anderson",
          "state": "Indiana"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04136977"
    }
  ]
}