| 摘要 |
PURPOSE: An improved nasal obstruction preventing apparatus is provided to facilitate insertion and detachment thereof regardless of the area of nasal cavity. CONSTITUTION: An improved nasal obstruction preventing apparatus comprises a pair of bodies which are formed with a penetration hole in the center and have on opening portion and an overlapped portion on the side, and a connecting member(26) which connects the pair of bodies. The bodies have a variable size and are made of a flexible material like urethane and plastic.
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