fa تئوریهای اخلاقی عمومى General پژوهشي Research Biomedical ethics is a branch of professional or practical ethics that examine the moral aspects of profession of medicine. Every professional ethics due its issues and problems determine an especial theory and principles. In this article after referring to the three branches of ethics and describing important schools of ethical theory we have explained the six main approaches to biomedical ethics: Utilitarianism, deontology, virtue ethics, principlism, care-based ethics and case-based ethics. ethics Philosophy ، ethical theories ، approaches to biomedical ethics 61 68 http://ijdld.tums.ac.ir/browse.php?a_code=A-10-25-5013&slc_lang=fa&sid=1 Heydar Shadi Yes