[The Multiload--a modern intrauterine device].

In the first part of publication the authors make a profound review of history of development and qualities of Intra Uterine Devices/IUD's/. There are reflected the first steps dated from the ancient times to come to modern IUD's (Multiload, Copper T. Slimline). In Table 1 and 2 (on W.A.A. van Os) are represented single cases (pregnancy, expulsion and extracted IUD's) related to the modern intrauterine devices: MLCu 250 and MLCu 375 for the periods of 1, 3 and 5 years. In the second part the authors represent their scientific and practical results which has been obtained at the Bulgarian Family Planning and Sexual Health Association and the Ob./Gyn. Department of Medical University-Sofia. A retrospective research has been conducted on 406 women who delivered between 18 and 42 years of age and to which MLCu 375 have been inserted. The so analyzed and presented results show very good qualities of MLCu 375 IUD. The cases' frequency corresponds to the one announced by the world leading practice of contraception.