{ 1 } - unethical because it is contrary both to the principle of personalized sexuality as a form of contraception and to the principle of totality and integrity because it sacrifices a basic human function without the necessity of preserving life.
{ 2 } - justified by the principle of totality and integrity because the direct purpose of the procedure is to restore health.

indirect sterilization <=> justified by the principle of totality and integrity because the direct purpose of the procedure is to restore health.