Surveillance Study of the Contraceptive Intrauterine Device UT380®

Inclusion Criteria: * Woman \> 18 years old * nulliparous, uniparous and multiparous * not currently using a contraceptive method or are willing to switch to a new reversible contraceptive * with an indication of implantation of a UT380® IUD * agreeing to participate in the study Exclusion Criteria: * Patient with risk of post implantation bleeding or high level of bleeding during menstruation period * Patient with a risk of infection * Patient that meet any of the absolute contraindication of UT 380® * Any other elements that the investigator may think relevant and cannot allow the use of UT380®