barrier contraceptive device vaginal insert contraceptive sponge http://purl.bioontology.org/ontology/MEDDRA/10053666 https://en.wikipedia.org/wiki/Contraceptive_sponge A sponge which combines barrier and spermicidal methods to prevent conception. First, the sponge is inserted into the vagina, so it can cover the cervix and prevent any sperm from entering the uterus. Secondly, the sponge itself contains spermicide. contraceptive sponges The Complete Dictionary of Sexology