Page:Contraception; 1st ed. (IA in.ernet.dli.2015.94163).pdf/79

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CHAPTER FOUR

    1. fill the cavity of the uterus (see p. 170).

In individual cases and for individual circumstances any one or other of the above may be found from time to time advisable, but for regular use, particularly for general use on the part of healthy and normal persons, only one or two of the above methods are required. Many are actually harmful, and in the next chapter the relative uses, values, faults of and objections to the various methods will be considered.

Sterilization.

It should perhaps be mentioned that although castration of necessity involves sterilization, the best modern methods of sterilization do not involve castration.

For men sterilization is an easy and simple matter, best achieved by vasectomy, though it may be accomplished in other ways; and the general use of X-rays seems imminent, for experiments have shown that the properly applied X-rays prevent the maturation of the spermatozoa but do not do any general harm (see p. 199).

For women operative sterilization is a

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