Middle-ear models (2 of 49)

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1.1 Electrical-mechanical-acoustical analogies

2 of 49

1.2 Middle-ear circuit models

1.2 Middle-ear circuit models (cont'd)

1.2 Middle-ear circuit models (cont'd)

1.3 Problems with lumped models

2. Finite-element method

2. Finite-element method (cont'd)

2. Finite-element method (cont'd)

3.1 Model parameters

3.1 Model parameters (cont'd)

3.2 Low-frequency simulation results

3.2 Low-frequency simulation results (cont'd)

3.2 Low-frequency simulation results (cont'd)

3.2 Low-frequency simulation results (cont'd)

3.3 Higher-frequency simulation results

3.3 Higher-frequency simulation results (cont'd)

3.3 Higher-frequency simulation results (cont'd)

3.3 Higher-frequency simulation results (cont'd)

3.4.1 Effects of parameter variations

3.4.1 Effects of parameter variations (cont'd)

3.4.1 Effects of parameter variations (cont'd)

3.4.1 Effects of parameter variations (cont'd)

3.4.1 Effects of parameter variations (cont'd)

3.4.2 Effects of asymmetry

3.4.2 Effects of asymmetry (cont'd)

3.4.2 Effects of asymmetry (cont'd)

3.4.2 Effects of asymmetry (cont'd)

3.4.2 Effects of asymmetry (cont'd)

3.4.2 Effects of asymmetry (cont'd)

3.4.2 Effects of asymmetry (cont'd)

3.4.3 Wave propagation

3.4.3 Wave propagation (cont'd)

3.4.3 Wave propagation (cont'd)

4. Modelling of ossicles and ligaments

4.1 Bending of manubrium

4.2 Incus/stapes coupling

4.2 Incus/stapes coupling (cont'd)

4.2 Incus/stapes coupling (cont'd)

4.2 Incus/stapes coupling (cont'd)

4.2 Incus/stapes coupling (cont'd)

4.2 Incus/stapes coupling (cont'd)

5. Non-linear viscoelasticity

5. Non-linear viscoelasticity (cont'd)

5. Non-linear viscoelasticity (cont'd)

5. Non-linear viscoelasticity (cont'd)

5. Non-linear viscoelasticity (cont'd)

6. Simulation-based inference

6. Simulation-based inference (cont'd)

1.1 Electrical-mechanical-acoustical analogies (cont'd)

Equations have same form.

Electrical	Mechanical	Acoustical
$v = i R$	$f = R u$	$p = R U$
$v = L \frac{d i}{d t}$	$f = M \frac{d u}{d t}$	$p = M \frac{d U}{d t}$
$v = \frac{1}{C} \int i d t$	$f = k \int u d t$	$p = \frac{1}{C} \int U d t$

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BMDE-501 Modelling middle-ear mechanics

Last modified: 2026-10-19 11:14:30

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