Two important reasons:

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1. Prior to audiogram

2. ​prior to HPD fitting

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1. Ensuring ear is clear of cerumen

2. ​Identification of pathology

​Prior to Audiogram:

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1. Ascertain size, shape, and condition of ear canal prior to device selection

2. ​assess condition of EAC if worker reports pain with use of HPD

Fitting Hearing protection devices

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• subject should be seated

• ​pull pinna up and back with one hand

• brace other hand against cheek

• insert specula

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​Technique: