A medical breathing mask comprises a mask body. The mask body is provided with a vent channel; the vent channel is connected with an external-connected gas-guide pipe and/or an external-connected exhaust pipe; the mask body is provided with a first smooth curved surface embedded in a soft shell of the mask body; the mask body is applying to the soft shell; the soft shell is provided with a surrounding edge; and the soft shell is provided with a second smooth curved surface matching with the first smooth curved surface. The technical scheme of the medical breathing mask is an improvement of the profile of a present medical breathing mask, so sealing performance is enhanced and avascular necrosis rate of facial skin is reduced.




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    WO-2017088210-A1June 01, 2017广州维力医疗器械股份有限公司一种新型喉罩通气装置