Gas Supply, Demand and Middle Ear Gas Balance -- Preliminary Protocol
Public ClinicalTrials.gov record NCT01955486. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
Gas Supply, Demand and Middle Ear Gas Balance -- Project 1, Specific Aim 4, Protocol 1
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
The purpose of this study is to gather more information on Eustachian tube function and middle-ear pressures during flying. Ten subjects with tympanostomy tubes (plastic tubes inserted in the eardrums) in their ears or holes in their ear-drums will undergo flight simulation in a pressure chamber. Their middle-ear pressures and Eustachian tube function will be monitored at various chamber pressures.
Study identification
- NCT ID
- NCT01955486
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Not applicable
- Enrollment
- 2 participants
Conditions and interventions
Conditions
Eligibility (public fields only)
- Age range
- 18 Years to 50 Years
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Sep 30, 2013
- Primary completion
- Apr 2, 2018
- Completion
- Apr 2, 2018
- Last update posted
- Aug 6, 2019
2013 – 2018
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| University of Pittsburgh Middle Ear Physiology Laboratory | Pittsburgh | Pennsylvania | 15213 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT01955486, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Aug 6, 2019 · Synced Sep 3, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT01955486 live on ClinicalTrials.gov.