Pain will occur after liver cancer surgery, but the degree of pain is usually not intense and is a subjective feeling. After vascular intervention, the pain usually lasts about 3-5 days, and most of the patients can recover in about 3 days, the pain is obviously reduced, and some of the patients can’t even feel the pain. Some patients have longer pain duration, the pain duration is usually around 1 week, only very few patients more than 1 week. Pain can be controlled with appropriate medication, mild pain does not need to be treated, but moderate pain may need medication to control. There are three levels of pain relief method, from the most primary, intermediate to the highest level by using pain medication, the use of drugs can control the symptoms of post-interventional pain, patients do not need to worry.