Surgical nursing is a clinical nursing discipline based on the overall development of medical science, which expounds and studies the overall nursing of surgical patients. Including medical basic theory, surgical basic theory, specialized nursing basic theory and technology, as well as humanistic knowledge such as nursing psychology, nursing ethics and sociology. Surgical nursing is an important branch of nursing. It takes patients with surgical diseases such as trauma, infection, tumor, deformity, obstruction and dysfunction as the research object. Under the guidance of modern medical model and nursing concept, it takes human health as the center and provides holistic nursing according to patients' physical and mental health and social and family cultural needs.