Vaginal diaphragms with medicament dispensing foam pads

Details Vaginal diaphragms with medicament dispensing foam pads Vaginal diaphragms with medicament dispensing foam pads

1989-10-02

1991-09-03

Hafer, Robert A.

Surgery

Female reproductory tract shields, supports, or birth...

Pessaries

128832, 128841, A61F 610

Patent

active

050443763

ABSTRACT:
A porous pouch or pad-retaining means in a vaginal diaphragm or a cervical cap, specially designed to securely and removably house a foam pad which pad will dispense Nonoxynol-9 or other spermatostatic/lymphocytostatic chemicals where the chemicals will exert maximal effect during hydrostatic pressure changes occurring during intercourse.

REFERENCES:
patent: 2020107 (1935-11-01), Cruickshank
patent: 2110962 (1938-03-01), Munro
patent: 2157689 (1939-05-01), Clark, Jr.
patent: 3443563 (1969-05-01), Ishihama et al.
patent: 3683904 (1972-08-01), Forster
patent: 3780730 (1973-12-01), Weisman
patent: 4198965 (1980-04-01), Strickman et al.
patent: 4219016 (1980-08-01), Drobish et al.
patent: 4300544 (1981-11-01), Rudel
patent: 4332243 (1982-06-01), Gutnick
patent: 4589880 (1986-05-01), Dunn et al.

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