For the treatment of pneumothorax caused by acupuncture, it is divided into the following points: 1.For those with compression of one lung below 20%, not accompanied by respiratory distress, they can rest in bed, talk as little as possible, move less, and actively inhale oxygen to facilitate the absorption of gas in the chest cavity and lung reopening. 2.For those with compression of one lung above 20% and obvious respiratory distress, especially those with tension pneumothorax, they should be exhausted urgently, and they can choose Pleural cavity puncture and suction method; also can apply closed chest drainage connected with negative pressure for exhaustion to promote lung reopening. 3.If pneumothorax recurring, the above treatment methods are not good, feasible pleural adhesion surgery.