Diabetic patients have poor immunity and blood circulation because of high blood sugar, and there are many unfavorable factors in the treatment of bedsores, such as necrosis of rotting flesh, bacterial infection, and obstruction of epidermal cell synthesis, which make wound healing difficult and must be eliminated in order for bedsore wounds to recover smoothly. The key points of treatment for bedsores in diabetic patients: 1, etiological treatment: actively treat the primary disease, control blood sugar levels, for the presence of vascular stenosis or obstruction, interventional surgery can be performed to improve blood flow; 2, debridement treatment, the use of surgical and pharmaceutical care, so that the contaminated wounds with necrotic tissue into clean wounds; 3, antibacterial and anti-inflammatory, through the culture of germs to screen antibiotics and antibacterial drugs to eliminate bacterial infection, control inflammation; 4, multi-therapy. 4.Multi-therapy, through the combination of topical drugs, closed negative pressure drainage, hyperbaric oxygen, surgery and other therapies to promote the growth of traumatic granulation tissue; 5.Wetness of the trauma and isolation of the environment contaminated by germs through moist ointment, dressing paste, etc.; 6.Maintain adequate nutrition, test all body indicators, maintain good physical condition, enhance immunity and tissue repair ability.