Automatic artificial sputum suction airway and sputum suction system with automatic artificial sputum suction airway

The utility model discloses an automatic sputum suction airway which comprises an airway pipe. An air duct is arranged inside the airway pipe, and an inflatable air bag and an inflatable pipe are arranged on the airway pipe. The automatic artificial sputum suction airway is characterized in that a sputum suction pipe is arranged inside the air duct, and a sputum suction channel is arranged inside the sputum suction pipe. A sputum suction system comprises a sputum collecting bottle, a liquid suction pump and a control circuit. A sputum inlet pipe and a sputum outlet pipe are arranged on the sputum collecting bottle, and a liquid suction inlet pipe is arranged on the liquid suction pump. The sputum inlet pipe is communicated with a sputum suction pipe, the liquid suction inlet pipe is communicated with the sputum outlet pipe, and the control circuit controls the liquid suction pump to pump sputum. By means of the automatic artificial sputum suction airway and the sputum suction system, the weasand wall of a patient is prevented from being stimulated and the weasand mucous membrane is prevented from being injured when the sputum of the patient is absorbed, the fault of oxygen deficit caused when a breathing machine is removed is avoided, and the pain suffered by the patient is relieved. Medical workers only need to analyze symptoms and physical signs of the patient to set related parameters of the device, the device can automatically absorb the sputum, and the work load and work intensity of the medical workers are reduced.