Medical Definition of In-the-canal hearing aid

  • Medical Author:
    William C. Shiel Jr., MD, FACP, FACR

    Dr. Shiel received a Bachelor of Science degree with honors from the University of Notre Dame. There he was involved in research in radiation biology and received the Huisking Scholarship. After graduating from St. Louis University School of Medicine, he completed his Internal Medicine residency and Rheumatology fellowship at the University of California, Irvine. He is board-certified in Internal Medicine and Rheumatology.

Reviewed on 12/11/2018

In-the-canal hearing aid: A hearing instrument custom designed to fit in the ear canal. It protrudes slightly into the outer ear and so is visible. In-the-canal (ITC) instruments are appropriate for mild to moderate hearing losses but not for infants or young children. See also: Hearing aid.

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Reviewed on 12/11/2018