Integrated double anti-aspiration drainage-type laryngeal mask with multiple cavities

Integrated double anti-aspiration drainage-type laryngeal mask with multiple cavities

  • CN 103,223,204 A
  • Filed: 04/12/2013
  • Published: 07/31/2013
  • Est. Priority Date: 04/12/2013
  • Status: Active Application
First Claim
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1. dual anti-error attraction flow pattern laryngeal mask of multi-cavity road integral type, comprise the person in charge (1), the end of being responsible for (1) is connected with cover capsule (2), cover capsule (2) is provided with passage (21), the end of cover capsule (2) is provided with conduction hole (22), be responsible for and be provided with ventilation tract (11) and esophagus drain tract (12) in (1), ventilation tract (11) is communicated with described passage (21), esophagus drain tract (12) is communicated with described conduction hole (22), it is characterized in that:

  • also be provided with the second drain tract (14) in the described person in charge (1), the described person in charge (1) goes up and is being provided with second conduction hole (141) near on the inwall of passage (21), the second drain tract (14) is communicated with second conduction hole (141), and the described person in charge'"'"'s (1) end is towards a lateral buckling at described passage (21) place.

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