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LSR Principle of Operation

Characterisation of the Elasticity of the Human Vocal Fold using Electromechanical Measurement Techniques. Characterisation of the Elasticity of the Human Vocal Fold using Electromechanical Measurement Techniques The Linear Skin Rheometer The Laryngeal Tensiometer.

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LSR Principle of Operation

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  1. Characterisation of the Elasticity of the Human Vocal Fold using Electromechanical Measurement Techniques

  2. Characterisation of the Elasticity of the Human Vocal Fold using Electromechanical Measurement Techniques The Linear Skin Rheometer The Laryngeal Tensiometer

  3. LSR Principle of Operation

  4. Force ~ Displacement Graph • Shear Mode Operation

  5. Indentor Mode

  6. Results from Harvard - AQL 2003

  7. Results from Wisconsin - 2005

  8. Typical Experimental Setup

  9. Summary of Shear Modulus Results

  10. The Laryngeal Tensiometer

  11. Show clips now

  12. Methyl Cellulose Attachment

  13. Suction Attachment

  14. First Suction results CofV = 3% & 8%

  15. Elastic Variance with angle

  16. Anisotropic Behaviour Study

  17. Ligament & Muscle

  18. Muscle Only

  19. Ratio of Transverse to Longitudinal Stiffness Complete 0.38 Ligament 0.53 Muscle 0.61 Implies LP is inherently anisotropic

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