The air in the drip usually does not need special treatment, if the air enters within 10-15ml can be absorbed in the body by itself. 1, at this time need to immediately stop the static drip, and closely observe the patient’s condition, such as monitoring heart rate, blood pressure, oxygen saturation, body temperature, urine volume, etc. 2, when the abnormal situation may occur air embolism, need to immediately give the patient to take the left side of the position and head low The left lateral position can make the position of pulmonary artery lower than the right ventricle, so that the air bubble is conducive to drifting to the apical part of the ventricle and avoiding the entrance of pulmonary artery. 3. Hyperbaric oxygen is also feasible for systemic treatment, and surgical treatment is needed in the most serious cases.