| 摘要 |
PROBLEM TO BE SOLVED: To provide an ear hole type hearing aid which is excellent in durability to folding, and is provided with a linear member for taking out, which is easy to handle. SOLUTION: In the ear hole type hearing aid provided with the linear member for taking out, the linear member 4 for taking out is formed by twisting three linear members 5 made of nylon or twisting three linear members 7 formed by bundling nylon fibers 6. In addition, the outer surface of the linear member 4 for taking out can also be coated and the linear member 4 for taking out can also be colored. COPYRIGHT: (C)2009,JPO&INPIT
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