Open Earmold Hearing Aid Fittings – A Brief History

Open Earmold Hearing Aid Fittings Open earmold fittings (essentially, ear pieces having a single large vent, multiple vents, or tubing alone), are commonly used today to achieve a successful fit for the hearing-impaired population having high-frequency hearing loss (Figure 1).   How and When Did Open Earmold Fittings Come About? It is unlikely that the…

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