Post-tracheotomy extubation means that the patient who has undergone tracheotomy intubation can be taken off the ventilator for assisted ventilation, and the tracheal tube can be removed at this time. Specific indications for extubation include that the patient should be in a clear state of mind, have a good ability to cough and cough up sputum on their own, have a good swallowing function, have a significantly reduced airway secretion, and that the causes of respiratory failure have been controlled or significantly improved. Especially for patients with lung infections and chronic obstructive pulmonary disease, blood gas analysis should be reviewed after the condition is stabilized to make sure that the results of the blood gas analysis have been basically normal, and that the patient does not have upper airway obstruction, laryngeal edema, and scarring stenosis at the tracheotomy opening. If the above indications are met, extubation can be carried out, and after extubation, close observation of the condition is still needed. Generally speaking, tracheotomy wounds do not need to be sutured after extubation, and can heal on their own, and it is necessary to pay attention to the daily care, do not enter the foreign body, and it is recommended to consult the doctor according to the condition of the specific precautions.