| 摘要 |
FIELD: medical equipment. ^ SUBSTANCE: hearing prostration device contains two sound-damping elements, extended flexor connecting sound-damping elements, and the knot formed on extended flexor. The knot can be unwound by moving the first sound-damping element outbound the second one. Production method for hearing prostration device involves the stages as follows: formation of the first and second sound-damping elements, formation of the extended flexor, setting a knot shaped wound bunch with two opposite ends appearing therefrom. The knot is unwound by moving the first sound-damping element outbound the second one. ^ EFFECT: improved performance of the device. ^ 20 cl, 6 dwg |
