Lumbar pain after laparoscopic surgery may be caused by anesthesia factor, pneumoperitoneum factor, positional factor and other reasons. 1. Anesthesia factors: laparoscopic surgery is mostly general anesthesia, sometimes according to the need for analgesia, but also lumbar puncture postoperative analgesic treatment, may appear after the operation of back pain and other uncomfortable symptoms. 2. Pneumoperitoneum factor: laparoscopic surgery requires the injection of carbon dioxide gas into the abdominal cavity to establish the pneumoperitoneum, so as to carry out laparoscopic surgical operations, if the carbon dioxide gas dissipates slowly after the operation, it may stimulate pain in the lumbar region and other areas. 3. Positional factors: laparoscopic surgery usually need to take the lying position, or one side of the body elevated position, the operation time is longer when the position is maintained for a longer period of time, can also appear after the operation of lumbar soreness, pain and other uncomfortable symptoms. Lumbar pain after laparoscopic surgery requires prompt medical attention to identify the cause and then actively treat it, which will help to improve the back pain and other uncomfortable symptoms as soon as possible.