Contraceptive and prophylactic device
US4945923A · kind A · utility
25Cited by
18References
3Claims
0Family size
Inventors
Key dates
| Filing date | Jul 10, 1989 |
| Grant date | Aug 7, 1990 |
| Priority date | — |
| Expiry date | Jul 10, 2009 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S128/918
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A contraceptive device adapted to be worn by a female, and which serves to prevent the exchange of body fluids during intercourse, is disclosed. A preferred embodiment of the device has an elongate tubular sheath formed of thin, fluid impermeable material, the sheath having a closed inner end portion and an open outer end portion. A resilient inner ring is connected to the inner end portion for anchoring the same to the cervix of a wearer. An outer ring is connected to the open outer end portion for maintaining the outer end portion in an open configuration.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.