Powerpoint presentation of my public PhD defense, held on September 24, 2012.
Title: Mechanical properties of the tympanic membrane - Measurement and modeling
2024.03.23 What do successful readers do - Sandy Millin for PARK.pptx
PhD defense
1. Mechanical Properties of the Tympanic
Membrane: Measurement and Modeling
Jef Aernouts
Laboratory of Biomedical Physics (BIMEF)
University of Antwerp
PhD defense
September 24th, 2012
2. A PhD study
• PhD: Doctor of Philosophy
- “philosophy” = “love of wisdom”
• PhD in Physics
- “to understand the behavior of natural phenomena…”
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3. A PhD study
• PhD: Doctor of Philosophy
- “philosophy” = “love of wisdom”
• PhD in Physics
- “to understand the behavior of natural phenomena…
…and to use this knowledge for new technologies”
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14. Mechanics
• “Behavior of solids when subjected to forces”
Elasticity
linear
visco-elastic
stress
F/A
non-linear
steel rubber biological strain
tissue l/l
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15. Mechanics
• “Behavior of solids when subjected to forces”
Vibrational mechanics
100 Hz
(deformation x1e4)
5000 Hz
(deformation x4e6)
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16. Why study TM mechanics?
• Middle ear finite element modeling
tympanic membrane!
normal
(Aerts J, Aernouts J. 2012) reconstructed
diseased (Kelly et al., 2003)
(Gan et al., 2009)
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18. Mechanical Properties of the Tympanic
Membrane: Measurement and Modeling
1. Validation measurements and modeling
2. Gerbil tympanic membrane pars tensa elasticity
3. Gerbil tympanic membrane pars flaccida elasticity
4. Human tympanic membrane elasticity
5. Human tympanic membrane vibrations
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19. Mechanical Properties of the Tympanic
Membrane: Measurement and Modeling
1. Validation measurements and modeling
2. Gerbil tympanic membrane pars tensa elasticity
3. Gerbil tympanic membrane pars flaccida elasticity
4. Human tympanic membrane elasticity
5. Human tympanic membrane vibrations
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20. Mechanical Properties of the Tympanic
Membrane: Measurement and Modeling
1. Validation measurements and modeling
2. Gerbil tympanic membrane pars tensa elasticity
3. Gerbil tympanic membrane pars flaccida elasticity
4. Human tympanic membrane elasticity
5. Human tympanic membrane vibrations
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36. Mechanical Properties of the Tympanic
Membrane: Measurement and Modeling
1. Validation measurements and modeling
2. Gerbil tympanic membrane pars tensa elasticity
3. Gerbil tympanic membrane pars flaccida elasticity
4. Human tympanic membrane elasticity
5. Human tympanic membrane vibrations
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