Surgery – Respiratory method or device – Ozone or ion generation
Patent
1980-05-21
1982-09-28
Lesmes, George F.
Surgery
Respiratory method or device
Ozone or ion generation
128270, A61F 1320
Patent
active
043513387
ABSTRACT:
A vaginal tampon is disclosed which is made out of a cellular material having semi-open cells and impregnated with a compound of a contraceptive composition and of a delaying medium having gelifying properties when moistened by internal secretions and by preliminary dipping within water, the tampon thus swelling to realize an efficient mechanical barrier while the dry compound is progressively and durably released.
REFERENCES:
patent: 3108043 (1963-10-01), Hillman et al.
patent: 3762414 (1973-10-01), Burnhill
patent: 3916898 (1975-11-01), Robinson
patent: 3918452 (1975-11-01), Cornfeld
Langlois Pierre
Mollet Marc
Johnson B. K.
Lesmes George F.
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