Precautions for spontaneous pneumothorax include: 1.absolute bed rest during the acute period; 2.keep emotionally stable and inform your inner feelings to the doctor or nurse; 3.according to your condition, the doctor decides whether to perform thoracentesis, venting or closed drainage, which is an effective treatment measure for spontaneous pneumothorax, understand its purpose, eliminate tension and cooperate with the treatment; 4.in the course of treatment 5.Eat easily digestible food such as vegetables and fruits to avoid constipation; 6.Do not squeeze or twist the drainage tube when performing closed drainage of the chest cavity, and avoid pulling the drainage tube when moving around in bed to prevent twisting and dislodging; 7.During closed drainage, if you must leave the bed for examination or indoor activities within the allowed range, please contact the doctor or nurse. 8.During the process of closed drainage, if you must leave the bed for examination or indoor activities within the allowed range, please contact the nurse, and then leave the bed after the nurse’s assistance and treatment; 8.During the month of pneumothorax recovery, do not play strenuous sports, such as playing ball, running; 9.Avoid factors that induce pneumothorax, such as lifting heavy objects, violent coughing, breath-holding, etc., prevent constipation, and quit smoking at the same time.