Clearing the tubes is only half the battle. Here is what happens after the procedure:
This is often performed during the diagnostic HSG. If the doctor sees a blockage right at the entrance of the tube, they can thread a tiny catheter through the cervix and uterus into the fallopian tube. procedure to unblock tubes
Creates a new opening in a tube blocked by fluid (hydrosalpinx) to allow egg passage. Damage at the tube's end Clearing the tubes is only half the battle