Pressurized Otoacoustic Emissions (OAEs): A Deep Dive

Learning objectives:
1. Understand mechanisms and limitations of OAEs
2. Understand benefit of measuring OAEs at peak pressure
3. Demonstrate measurement and comparison against non-pressurized OAEs

By John Ellison, M.S. Audiology, M.S. Acoustics Clinical Trainer.

Timestamps:
0:00 Introduction
0:46 Why pressurized OAEs?
2:40 Analogy to acoustic reflexes
3:24 Supplemental webinars
4:02 Anatomy and physiology
7:22 DPOAEs
8:42 TEOAEs
10:01 Dependence of OAEs on the middle ear
10:26 Sound conduction via the middle ear
11:03 Clinical value of OAEs
12:47 Effects of middle ear pressure on DPOAEs
19:52 Effects of middle ear pressure on TEOAEs
24:53 Effects of middle ear on screening outcomes
29:10 Demonstration of pressurized DPOAEs
34:19 Demonstration of pressurized TEOAEs
39:26 Q&A

#OtoacousticEmissions #OAEs