The cost of a day on the ventilator is different because of the different levels of hospitals and different charges for different conditions of patients, and cannot be generalized. The cost of simple ventilator treatment in a tertiary municipal hospital is about 1500 yuan for the first day, and the daily cost after the first day is about 800 yuan. Ventilator is usually a rescue measure used in ICU. The ventilator not only improves the patient’s respiratory ventilation, but also reduces the exertion of respiratory function. When the patient is on the ventilator, it can assist the patient to supply oxygen to breathe when the patient cannot breathe normally, and can effectively maintain the patient’s basic vital signs. The cost of the first day on the ventilator is about 1,500 RMB, of which the cost of ventilator application and related monitoring is about 550 RMB; the cost of endotracheal intubation includes the cost of tracheal intubation, endotracheal intubation, and laryngoscopy, totaling about 300 RMB; the cost of ventilator-related care and suctioning includes the cost of closed suction tubes, suctioning, and suction tube restarting, totaling about 250 RMB; and the cost of ventilator disposable ventilator tubing is about 350 RMB. The cost is about $350. After the first day on the ventilator, the daily cost is about $800, of which the cost of ventilator application and related monitoring is about $550, and the cost of ventilator-related care and suctioning is about $250. In addition to the cost of the ventilator, patients on the ventilator also include anti-infective treatment, oxygen therapy, nutritional support therapy, cardiac monitoring, etc. The total treatment cost is higher, and the specific cost may vary depending on the patient’s condition, the local basic level, the grade of the hospital, and the type of ventilator.