Modeling the Effects of Vocal Cord Atrophy on Airflow and Voice Quality in Elderly Individuals

NAWithdrawnINTERVENTIONAL
0
Timeline

Start Date

March 28, 2018

Primary Completion Date

September 30, 2020

Study Completion Date

September 30, 2020

Conditions
Vocal Cord Atrophy
Interventions
OTHER

Cone Beam Computed Tomography

Cone Beam CT of the larynx

DIAGNOSTIC_TEST

Acoustic/Auerodynamic testing

Records and displays real-time sound pressure level intensity, intraoral pressure, airflow rate, and fundamental frequency

DIAGNOSTIC_TEST

Laryngovideostroboscopy

Visualization of vocal cords in slow motion. It uses a stroboscopic lamp, which generates regular flashes of light. A flexible tube is inserted in the back of the mouth or through the nose and into the throat. Video pictures are then recorded while patients are making sound.

Trial Locations (1)

27710

Duke University Medical Center, Durham

Sponsors

Lead Sponsor

All Listed Sponsors
lead

Duke University

OTHER