Clinical trials: Middle Ear Gas Exchange
Normal Middle Ears., Otitis Media Ears.
Observation of Gas Exchange in the Middle Ear
Observation of fluid behavior over a perforated eardrum. A comparison of the behavior of the gas in normal vs. different kinds of otitis media ears.
- Trial name
- NCT00794105
- Where
- Israel
- Sponsor
- Shaare Zedek Medical Center
Otitis Media With Effusion
Middle Ear Pressure Disregulation After Tympanostomy Tube Insertion
This study will determine if the investigators can use certain tests (eustachian tube function tests and gas exchange tests) to predict whether or not a child who had tubes surgically placed in their eardrum because of middle-ear…
- Trial name
- NCT00393900
- Where
- United States
- Volunteers
- 84 people
- Sponsor
- University of Pittsburgh
Middle Ear Disease, Nasal Allergy
TransMEM Gas Exchange -- Project 1, Aim 2
This study will determine if exposure to an allergy material (ragweed) or exposure to an allergic-symptom-provoking substance (histamine) and medications typically used to decongest the nose changes the rate of blood-flow in the…
- Trial name
- NCT01925729
- Testing
- ragweed, histamine, pseudoephedrine
- Where
- United States
- Volunteers
- 84 people, healthy volunteers welcome
- Sponsor
- Cuneyt M. Alper
Middle Ear Gas Exchange
Trans-Middle-Ear Mucosal Gas Exchange Project 1, Specific Aim 1
This study will measure the speed at which gases move between the middle-ear air-space and the blood flowing through the middle-ear lining.
- Trial name
- NCT01925482
- Testing
- 6%CO2, 25%O2, balance N2, 6% CO2, 0%O2, balance N2, 20%CO2, 6%O2, balance N2
- Where
- United States
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Cuneyt M. Alper