Non-invasive auxiliary ventilation improved nasal mask

The utility model is suitable for the technical field of non-invasive auxiliary ventilation nasal masks, and provides a non-invasive auxiliary ventilation improved nasal mask which is made of biological viscose safe silica gel materials, imitates the cheek shape, is completely attached to the skin, ensures the best ventilation state and does not damage the skin. In addition, the breathing device can be properly fixed under the condition that the two eyes are not covered by selecting the model of the nasal plug; the improved non-invasive auxiliary ventilation nasal mask is made of a biological viscose safe silica gel material and does not need to be worn in cooperation with a cap to wrap the head, the head and ear skin are fixed and exposed, and adverse reactions such as dirt and inflammation behind the ears of a child patient and facial rash are reduced; the cutting lines are arranged on the cheek rubber belts, the cheek belts on the two sides can be cut according to the size of the face of the child patient