| 摘要 |
PROBLEM TO BE SOLVED: To effectively protect a human body against pollen and dust without conspicuous to others, to prevent a filter from entering the depth of a nasal cavity and to easily take out the filter after using by fixing filter of such rough ness as does not allow pollen, dust, etc., to pass to a connecting belt. SOLUTION: A nasal cavity filter fixes the filters 1 and 2 of such roughness as does not allow pollen, dust, etc., to pass to the connecting belt 3. Medicines for improving the conditions of pollinosis, etc., or spices can be put in the filters 1 and 2. The filters 1 and 2 are respectively inserted to the right and left nasal cavity at the time of using this because of this structure. Thereby pollen and dust are prevented from entering the human body through the nasal cavity. In addition as he connecting belt 3 is fitted, the filters 1 and 2 are prevented from entering to the depth of the nasal cavities and is easily taken out the nasal cavities. |
