title: New directions in IUCD development.
abstract: In recent years, the development of improved intrauterine devices has focused on finding methods to reduce expulsion and the need for medical removal for better intrauterine retention and devices. Efforts also have been directed towards developing intracervical devices. Some of the more recent developments in intrauterine and intracervical devices are discussed.
authors.affiliation: Department of Obstetrics and Gynaecology, Kennemer Gasthuis, Haarlem, The Netherlands.
authors.forename: W A
authors.initials: WA
authors.lastname: van Os
authors.forename: D A
authors.initials: DA
authors.lastname: Edelman
mesh_terms: D005260:Female; D006728:Hormones; D006801:Humans; D007435:Intrauterine Devices, Copper / Q000592:standards / Q000639:trends*; D007436:Intrauterine Devices, Medicated / Q000592:standards / Q000639:trends*
chemical_list: D006728:Hormones