The core value of medical criminal law lies in its appropriate comments from criminal perspective on behaviors which bring about interventions and influences on human being’s life and body in medical process.The dissertation is divided into three parts that are introduction,noumenon and surplus discussion.Firstly,the introduction defines the category and emphasis of study,and systemizes theoritical history,legislative modes and criminal judicial practice of medical criminal law of main countries(regions).The second part is the noumenon that aruges the establishements of medical crimes and their criminal responsibility.The third part forecasts the future trend of medical criminal law.Criminal law’s regulation on sophisticated medical technology is to protect the efforts made by medical science for improving human well-being,at the meantime to stand on the bottom lines of dignities and ethics of human being.