An instrument for postpartum insertion of intra-uterine device (IUD) which is such dimensioned and is flexible, as suited to post partum uterus and can safely carry the IUD till fundus and in correct orientation. The IUD is placed near fundus by constraining it externally. With this instrument, the process is carried out soon after delivery and thus is convenient for women not expected to return to hospital for intra-uterine contraception implantation.