The function of tube is to pass egg from ovary to uterus
and they are two in our body. If one is blocked and other is patent and fully functional i think you can postpone surgery. Start with having Ashoka arisht and dashmoola arisht mixed together 2 tsf each twice a day with cap. ovarin forte and also let your husband have cap. addyzoa 1 bd. God willing you will conceive in one or two months.