This document discusses surgical ethics and its key principles. It begins by defining ethics and tracing the origins of medical ethics to documents like the Hippocratic Oath. It then discusses the framework of surgical ethics, which emphasizes virtues like competence, technical skills, and moral values. The document outlines several principles of surgical ethics like respect for patient autonomy, beneficence, nonmaleficence, and justice. It also discusses ethical issues in new techniques/technology and obtaining informed consent from patients. Finally, it covers perspectives on surgical ethics and their implications for patients, surgeons, and society.