What are the types of defense in the criminal procedure law?

The types of defense in criminal procedure law include justifiable defense, entrusted defense and appointed defense. The defendant is blind, deaf and dumb, with limited capacity, and a minor under 18 may be sentenced to death; If the defender appointed by the people's court refuses to defend him for justified reasons, the people's court shall allow it, but the defendant shall entrust another defender or the people's court shall appoint another defender. According to Article 38 of the Criminal Procedure Law, defense lawyers can provide legal assistance to criminal suspects during investigation; Acting as an agent for complaints and accusations; Apply for changing compulsory measures; Ask the investigation organ about the crimes and cases suspected by the criminal suspect, and put forward opinions.