Background Introduction Blocked fallopian tubes are a cause of infertility. To diagnose the cause of infertility, doctors need to test the fallopian tubes. Traditional fallopian tube detection methods require cumbersome steps, such as requiring the patient to undergo anesthesia, inflate the fallopian tubes, etc., and the detection time is long and expensive. In recent years, the advent of some new fallopian tube detection methods has provided patients with a more convenient and faster option for detecting fallopian tube problems. Method 1: HSG examination Fallopian tube sparing is usually performed using reverse salpingography (HSG). This method compares