Contraceptive sponge and tampon
US5070889A · kind A · utility
34Cited by
4References
9Claims
0Family size
Inventors
Key dates
| Filing date | Nov 15, 1990 |
| Grant date | Dec 10, 1991 |
| Priority date | — |
| Expiry date | Nov 15, 2010 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L15/18
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A bacteriocidal virocidal sponge containing iodine and/or chlorhexidine and a surfactant which can be used as a contraceptive and virocidal and bacteriocidal sponge positioned within a human body comprising a polyurethane open cell foam impregnated with a surfactant and iodine and/or chlorhexidine. A bactericidal tampon containing an iodophor or chlorhexidine does not induce toxic shock syndrome.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.