Human Concha Measurements

Anthropometry is an ergonomic core of any attempt to resolve the dilemma of “fitting tasks to the human.”1   For external ear products (hearing aids, hearables, earbuds, etc.), comfort, cosmetics, and retention are the three critical areas leading to acceptance or rejection of a product. These are issues that should be addressed at the start of…

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The Human Ear – The Auricle Part 2

This post is a second in a series related to the anatomy of the human ear, specifically on the pinna, or auricle (Figure 1).  Part 1 of this series started by identifying and defining the main external structural features of the auricle.  This post concentrates on two primary dimensions of the auricle – length and…

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