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VENTILATION MASK
专利权人:
INTERNATIONAL HEALTH GROUP PTY LTD
发明人:
Gavin Herman Ritz,Deborah Ritz
申请号:
US15279023
公开号:
US20170014590A1
申请日:
2016.09.28
申请国别(地区):
US
年份:
2017
代理人:
摘要:
A mask for the delivery of a medical gas under positive pressure, the mask including a single shell forming a chamber having an outlet, a first passage connecting the chamber to the exterior of the mask, a sealing recess isolated from the chamber and open to allow engagement with the face of a user, and extending around the periphery of the outlet, and a second passage connecting the sealing recess to the exterior of the mask, the arrangement being such that operatively the mask may be placed on a user so as to cover the airway, suction may be connected to the second passage so that the sealing recess seals the mask against the face of the user, and a medical gas may be supplied to the first passage for delivery through the outlet to the airway of the user.
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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