| 摘要 |
One embodiment of the present subject matter includes a hearing assistance device housing shaped to fit at least partially behind the ear, the hearing assistance device housing containing a microphone, sound processing electronics, and a speaker to deliver sound to a spout at an aperture in the hearing assistance device housing; an adaptor having an adaptor passage acoustically sealed to the aperture in the hearing assistance device housing; and a sound conduit defining a lumen which is acoustically sealed, at a proximal portion, to the adaptor passage of the adaptor.
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