Vaginal contraceptive

Details Vaginal contraceptive Vaginal contraceptive

1977-10-11

1980-04-22

Bagwill, Robert E.

Surgery

Respiratory method or device

Ozone or ion generation

128131, A61M 700

Patent

active

041989767

ABSTRACT:
Improved reinforced devices which can be retained in the vagina during intercourse, deliver spermicidal surfactants and provide contraceptive benefits.

REFERENCES:
patent: 2580133 (1951-12-01), Sheen
patent: 3117573 (1964-01-01), Snell
patent: 3279996 (1966-10-01), Long et al.
patent: 3443563 (1969-05-01), Ishihama et al.
patent: 3683904 (1972-08-01), Forster
patent: 3763861 (1973-10-01), Forti et al.
patent: 3845766 (1974-11-01), Zoller
patent: 3896806 (1975-07-01), Wichterle
patent: 3983874 (1976-10-01), Davis et al.
patent: 3991760 (1976-11-01), Drobish et al.
patent: 3995633 (1976-12-01), Gougeon
patent: 3995634 (1976-12-01), Drobish

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