发明名称 Contraceptive intrauterine device
摘要 A woman's contraceptive in the form of an intrauterine device, having an elastic structure in the form of a stylized inverted Delta which, when viewed in profile, possesses a rectangular shape over its entire cross-section, and which comprises an arc internal to the Delta-shaped structure at the center of which there is a channel through which a monofilament is knotted, to descend double and pass through a hole provided in the center of the lower arc of the Delta, said device being adaptable to the variable shape of the uterine cavity so as to avoid causing injury.
申请公布号 US4200091(A) 申请公布日期 1980.04.29
申请号 US19780896702 申请日期 1978.04.17
申请人 CONTE, MARIA L DEL 发明人 CONTE, MARIA L DEL
分类号 A61F6/14;(IPC1-7):A61F5/46 主分类号 A61F6/14
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