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NASAL DEVICE
专利权人:
SHU-CHEN TSAI
发明人:
Yoshiaki Akihiro
申请号:
US16028602
公开号:
US20190358078A1
申请日:
2018.07.06
申请国别(地区):
US
年份:
2019
代理人:
摘要:
This invention provides a nasal device for use while breathing and adapted for insertion within a human nasal cavity, the device comprising: a main body being tubular in shape having a hollow structure which extends from the end of front side to the end of rear side; a front opening portion and a rear opening portion; wherein the hollow structure is in a shape that the rear side becomes narrower towards the front side having a smaller diameter. The nasal device in this invention is easy to carry, which can be placed inside nasal cavity to bring sufficient air into the respiratory tract.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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