Medical check air valve respiratory protective mask

• Main Author: NAN JINFENG
• Format: Patent
• Language: Chinese; English
• Published: 19.06.2013
• Subjects: DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING; FIRE-FIGHTING; HUMAN NECESSITIES; LIFE-SAVING

Provided is a medical check air valve respiratory protective mask. The medical check air valve respiratory protective mask comprises a hollow cavity body with three openings, two sides of a middle opening are respectively provided with an opening, piece-shaped one-way valves are arranged in the openings formed in the two sides of the middle opening, one opening only allows air enters the cavity bodies, and the other opening only allows the air to be discharged out of the cavity bodies due to the installation directions of the piece-shaped one-way valves, when a patient wears the medical check air valve respiratory protective mask, fresh air in a ward is sucked in by the air inlet opening, the air discharge opening is connected with a soft pipe which is arranged outside the ward, and the air is discharged into atmosphere after being disinfected. The medical check air valve respiratory protective mask has the advantages of preventing the infection between a doctor and the patient, preventing air with pathogens