The main aspects of lumbar pool drainage care are as follows: 1. The drainage bag needs to be changed regularly, and the color and amount of drainage flow in the bag should be observed, which can help to better carry out the relevant treatment. 2, in the drainage tube around the regular change of medication, you can use iodophor solution for disinfection, and then use a special patch or gauze to fix, to protect the local wound. 3, diet needs to pay attention to, usually should avoid drinking drinks containing alcohol, do not eat too spicy food, do not eat pickled food, etc., can be appropriate intake of fresh fruits and green vegetables, appropriate intake of low-fat high-quality protein to improve the body’s resistance. 4, in the usual activities try not to tug to the drainage tube, in order to prevent dragging out of the body, may lead to local have bleeding, or even serious complications.