An alternative method of male contraception is crucial at this stage of increasing population
in the developing world. A non-obstructive, non-hormonal, reversible method of male …

Copper wire was inserted into the vas deferens and its effect on the reproductive system and
fertility performance of rats was investigated. The copper wire was 100% effective as a …

PIP: The notion of copper, suitably implanted in the male reproductive tract, as a
contraceptive is briefly reviewed. The optimal concentration of copper in the male tract has …

The contraceptive action of copper IUDs can be improved by the addition of silver or nickel.
A clinical study involving 672 women with 6,982 months of use is presented. The pregnancy …

PIP: This report analyzes the contraceptive potential of copper IUDs. The antifertility action of
copper in IUDs is considered to involve 1) inhibition of zinc-containing metalloenzymes in …

Publisher Summary This chapter discusses the copper in mammalian reproduction.
Although copper has long been known to be involved in reproductive processes, interest …

Abstract Copper-T devices (T-Cu 200) used for different periods of time were submitted to
metallographic analyses and in vitro sperm penetration tests in order to determine whether …

The effect of metallic copper and copper salts on the motility of human spermatozoa was
studied as part of an investigation of the mechanism of action of the copper-containing …

This article examines interrelated questions concerning the extent of need for contraception
in women 40 years and older and the degree to which that need can be served when use of …

In 1992, an open single-group phase III clinical trial was started at three centers to
investigate the clinical performance of the high copper surface area Nova-T 380, a …