Vasectomy is a minor surgery that is safe, highly effective and permanent.
Whether done on men who did not want to have kids.
Vasectomy is cheaper and fewer complications than tubule sterilization.
Men have the opportunity to turn contraception with his wife.
Does not affect the ability of a man in enjoying sexual relationships.
Disadvantages:

Some men fear a vasectomy will affect his ability having sex or cause erection problems.
There is little pain and discomfort a few days after surgery, this pain can usually be relieved by the consumption of soft drugs.
Often have to do with an ice pack for 4 hours to reduce swelling, bleeding and discomfort and had to wear pants that can support the scrotum for 2 days.
The operation is not effective immediately. Patients were required to wear a condom beforehand to clean the tube from the rest of the existing sperm. To know is sterile or not, microscopic examination is usually performed 20-30 times after ejaculation.
Vasectomy does not provide protection against sexually transmitted infections including HIV.
Regret after vasectomy is greater if the man was still under the age of 25 years, there has been a divorce or a child who died.
It takes 1-3 years to really determine whether vasectomy could work effectively 100 percent or not.