Laparoscopy is mainly used to check the following diseases: 1, check the cause of intra-abdominal bleeding, patients with intra-abdominal bleeding or fluid accumulation can be examined by laparoscopy to clarify the cause. 2, check the cause of abdominal pain, patients with abdominal pain of unknown origin can be examined by laparoscopy to clarify the related diseases. 3, the cause of infertility in patients, infertility may be due to adhesions in the pelvic The laparoscopy can be a good way to check the cause of this problem. 4. Diagnosis of endocrine diseases, especially polycystic ovary syndrome and other diseases, can be carried out in time.