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Patent Searching and Data


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).

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:
CN110652642A2020-01-07
CN211068574U2020-07-24
CN211068575U2020-07-24
CN211068576U2020-07-24
CN211050580U2020-07-21
CN1863568A2006-11-15
CN101842129A2010-09-22
CN107137807A2017-09-08
CN103328029A2013-09-25
CN207384572U2018-05-22
US20110220117A12011-09-15
US20130098367A12013-04-25
CN201911043241A2019-10-30
Other References:
See also references of EP 3845260A4
Attorney, Agent or Firm:
CENFO INTELLECTUAL PROPERTY AGENCY (CN)
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