THREE-CAVITY FLUSHABLE FISH MOUTH TYPE LARYNGEAL MASK AIRWAY CATHETER - ANHUI EXPLORATION MEDICAL DEVICES TECH CO LTD

Title:

THREE-CAVITY FLUSHABLE FISH MOUTH TYPE LARYNGEAL MASK AIRWAY CATHETER

Document Type and Number:

WIPO Patent Application WO/2021/082800

Kind Code:

A1

Abstract:

A three-cavity flushable fish mouth type laryngeal mask airway catheter, comprising a mask body (100), the mask body (100) being provided with a breathing cavity (130) used for communication with the respiratory tract and a digestive cavity (140) used for communication with the digestive tract, the digestive cavity (140) being provided with a digestive opening (141) used for connecting the digestive cavity (140) and the digestive tract, the peripheral wall of the digestive cavity (140) tapering from the end furthest from the digestive opening (141) to the digestive opening (141), the edge of the digestive opening (141) having a plurality of protrusions (142), and the plurality of protrusions (142) moving closer together due to the surrounding squeezing pressure when the three-cavity flushable fish mouth type laryngeal mask airway catheter is inserted into the throat, narrowing the digestive opening (141).

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Inventors:

FANG ZHENGPING (CN)

Application Number:

PCT/CN2020/116258

Publication Date:

May 06, 2021

Filing Date:

September 18, 2020

Export Citation:

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Assignee:

ANHUI EXPLORATION MEDICAL DEVICES TECH CO LTD (CN)

International Classes:

A61M16/04

Foreign References:

CN110652642A	2020-01-07
CN211068574U	2020-07-24
CN211068575U	2020-07-24
CN211068576U	2020-07-24
CN211050580U	2020-07-21
CN1863568A	2006-11-15
CN101842129A	2010-09-22
CN107137807A	2017-09-08
CN103328029A	2013-09-25
CN207384572U	2018-05-22
US20110220117A1	2011-09-15
US20130098367A1	2013-04-25
CN201911043241A	2019-10-30

Other References: