Castration is the removal of male testes resulting in sterility, decreased sexual desire and inhibition of secondary sex characteristics such as hair growth and deepening of the voice. Castration in humans is sometimes necessary for some cancer prevention or as punishment related to sex crimes.
Chemical and Surgical Castration
Under medical supervision anti-androgen drugs are injected under a multi-week treatment. With lower testosterone levels most men will experience a reduced sex drive, arousal and sexual thoughts. On sexual offenders Depo-Provera a progestin shot is used this chemical castration does not remove the testicles and if the chemical treatment is used to discontinued his testosterone and sperm production may resume.
In surgical castration a surgeon makes an incision in the scrotum and pulls out the vas deferens duct until the testicle is completely exposed. The vas deferens is knotted and cut than the testicle is removed. The remaining vas deferens is packed back into the scrotum. After the doctor stitches up the incision then repeats the same procedure to the other testicle.
Pros and Cons about Castration
Pros * A sexual offence is one of the worst kinds of crime one can commit, damaging there victims both physically and mentally. For such a horrific crime a suitable punishment is needed. Castration fits the bill perfectly. It has been shown that for many sex offenders the crime is caused by both psychological and physical urges no rational counseling will prevent repetition of a sex crime. Castration does not only stop further sexual crimes witch is the main purpose of this punishment but it is one of the strongest preventative
References: http://debatepedia.idebate.org/en/index.php/Debate:_Castration_of_sex_offenders Hickey, Thomas J., Taking Sides: Clashing Views in Crime and Criminology, Ninth Edition, 2010