Intra-uterine contraceptive device

Details Intra-uterine contraceptive device Intra-uterine contraceptive device

1977-11-28

1980-03-25

Trapp, Lawrence W.

Surgery

Truss

Pad

A61F 546

Patent

active

041945034

ABSTRACT:
An IUD in which an inner base ring made from a resilient material and formed into a generally circular shape with a bulbous free end carries a jelly-like covering material over its entire extent having formed with a plurality of bead-like protrusions.

REFERENCES:
patent: 3200815 (1965-08-01), Margulies
patent: 3834378 (1974-09-01), Lerner et al.
patent: 3995633 (1976-12-01), Gougeon
patent: 3996932 (1976-12-01), Csatary et al.

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