Uterine tubal iodine oil imaging is mainly to see whether the fallopian tube is smooth, there is no obstruction, this surgery is in the menstrual period 2-3 days after the clean to do, this is due to the uterine lining at this time is relatively thin, do it safer. You must not have sex 3 days before the surgery, because if you have sex, it will easily lead to vaginal infection, and if there is infection, you can’t do the surgery. On the day of the surgery, you need to do a leukorrhea test, and there is no problem before you can do the surgery. After the surgery, you must pay attention to rest and not have sex for half a month. This surgery involves placing a catheter into the uterine cavity, and the cervix is open, so if you have sex, bacteria can easily reach the uterine cavity through the vagina and cause inflammation of the uterus. After the surgery, you should pay attention to rest, try to rest for 2-3 days before going to work.