Intrauterine contraceptive devices.

In recent years there has been an upsurge of interest in the intrauterine contraceptive devices (I.U.C.D.) both as a means of controlling the world population explosion and as another contraceptive for use in routine family planning. The characteristic of the intrauterine device method which disti'nguishes it from all other methods of contraception is that its' effectiveness is largely independent of the continual vigilance of the couple using it. This, together with the fact that the plastic devices now available can be manufactured very cheaply,