(i) Zygote Intra Fallopian Transfer (ZIFT).
(ii) Gamete Intra Fallopian Transfer (GIFT)
(iii) Artificial Insemination Technique.
ZIFT : Zygote Intra-Fallopian Transfer is the technique in which zygote or early embryo (produced by in vitro fertilization with up to 8 blastomere is transferred into the fallopian tube of female. This principle procedure adopted for test tube baby programme).