Objectives of middle-ear research (10 of 24)

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1. Motivation

2. Research objectives

3.1 Adults

3.2 Newborns

3.2 Newborns (cont'd)

4.1 Audiogram

4.2 Auditory brainstem response

4.2 Auditory brainstem response (cont'd)

10 of 24

4.3 Otoacoustic emissions (cont'd)

4.3.1 Limitations

4.4 Acoustical input admittance

4.4 Acoustical input admittance (cont'd)

4.5 Tympanometry

4.5 Tympanometry (cont'd)

5.1 Passive prostheses

5.1 Passive prostheses (cont'd)

5.1 Passive prostheses (cont'd)

5.1 Passive prostheses (cont'd)

5.2 Passive external devices

5.3 Hearing aids and implants

6. Inner ear

7. Teaching

OAE diagram

Diagram of OAE measurement

4.3 Otoacoustic emissions

David Kemp, 1978
Due to non-linearities in cochlea, mainly in outer hair cells
Spontaneous
Evoked
- transient-evoked (TEOAE’s)
- distortion-product (DPOAE’s)
- stimulus-frequency (SFOAE’s)
  - with & without a suppressor tone
Physiological

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BMDE-501 Modelling middle-ear mechanics

Last modified: 2024-10-20 12:37:59

Slide show generated from me_obj.html by Weasel 2024 Oct 20