Coupling device for a two-part bone-anchored hearing aid apparatus
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United States of America Patent
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Apr 3, 2007
Grant Date -
Oct 21, 2004
app pub date -
Jun 6, 2002
filing date -
Jun 21, 2001
priority date (Note) -
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Abstract
A coupling device for attaching the external hearing aid part to the skull bone anchored part in a bone conducting hearing aid apparatus. The retaining force in the coupling device is substantially established with a permanent magnet. The bone anchored part and the external hearing aid part include a magnetic part.
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