08.08.2013 Views

Tympanometry: Methodology, Interpretation and Clinical Application

Tympanometry: Methodology, Interpretation and Clinical Application

Tympanometry: Methodology, Interpretation and Clinical Application

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<strong>Tympanometry</strong> Involves Impedance<br />

•Middle ear “Impedance”is comprised of 3 things:<br />

•Mass<br />

Resonates with Low Hz’s<br />

•Stiffness<br />

Resonates with High Hz’s<br />

•Resistance<br />

Like simple friction; equal for all Hz’s in any object

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