The term<unk>  has been used to refer to a number of barrier contraceptives, including the Prentif, Dumas, Vimule, and Oves devices. In the United States, Prentif was the only brand available for several decades (Prentif was withdrawn from the U.S. market in 2005). During this time, it was common to use the term<unk>  to refer exclusively to the Prentif brand. The Lea's Shield was a<unk>  barrier device which was discontinued as of 2008. Some sources use<unk>  to refer to the FemCap and Lea's Shield. Other sources include FemCap in the term<unk> , but classified the Lea's Shield as a distinct device. In the 1920s,<unk> s (and also diaphragms) were often just called pessaries.<unk> s or conception caps have also been designed as a form of assisted reproductive technology, used to help people experiencing infertility.
Cervical cap
Pinard horn
Breast shell
Clinic
Phrygian cap 
Tubex 
Glabella
Vaginal cuff