The methods of tubal blockage examination and treatment are: 1. Tubal imaging: it is currently a more widely used method in clinical practice. It can make correct diagnosis of tubal blockage with high accuracy and has certain therapeutic effects. It is the most common examination method used to understand whether the fallopian tubes are patent, the degree of patenting and the specific site of blockage. 2. Hysteroscopy and laparoscopy: it is an essential examination and treatment method for female infertility. Laparoscopic technology is a minimally invasive surgery, which can clearly see the tissue and organs in the pelvis and abdominal cavity, so that a clear diagnosis can be made quickly, and the necessary surgical treatment can be performed under the hysteroscope and laparoscope. 3.Three mirrors and one silk: It is an advanced minimally invasive technology that can accurately and clearly see the lesions of female reproductive organs, find the site of tubal blockage at one time, and can perform minimally invasive surgery on the blocked part of the fallopian tubes under the whole visualization, unblock the fallopian tubes, create a healthy environment for patients to conceive and successfully restore female fertility without complications, with high safety and good results.