Bimetallic spiral intrauterine device

Details Bimetallic spiral intrauterine device Bimetallic spiral intrauterine device

1993-11-29

1995-07-18

Brown, Michael A.

Surgery

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

128833, A61F 606

Patent

active

054332176

ABSTRACT:
Intrauterine device having a spiral (1,2) wound on a plastic material support (3). The spiral comprises a pair of different metals welded together or being in close reciprocal contact. The spiral is in contact with the uterine environment.

REFERENCES:
patent: 3563235 (1971-02-01), Zipper
patent: 3937217 (1976-02-01), Kosonen
patent: 3973560 (1976-08-01), Emmett
patent: 4040417 (1977-08-01), Zipper
patent: 4198966 (1980-04-01), Kaivola
patent: 4326511 (1982-04-01), Zimerman
patent: 4351326 (1982-09-01), Kosonen
patent: 4353363 (1982-10-01), Sopena Quesada
patent: 4562835 (1986-01-01), Anderson
patent: 4655204 (1987-04-01), Basuyaux
patent: 4932421 (1990-06-01), Kaali
Inhibition of Sperm Motility In Vitro by Copper Wire, By Ullmann et al. Contraception, vol. 6, No. 1 Jul. 1972 pp. 71-76.
Copper IUD: Enhancement of its Efficacy by the Addition of Silver and Nickel By Kressero et al., Contraception, vol. 9, No. 2--Feb. 1974 pp. 141-151.

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