Urinary care for burn patients requires indwelling catheterization and prompt perineal care. Specific methods of care need to be decided after the doctor’s comprehensive assessment of the condition. Usually burns mainly damage the mucous membranes and skin, usually due to direct contact with hot objects, or intense thermal radiation caused by tissue burns. It usually involves joints, muscles, etc., and post-operative care is very important. For patients who are able to take care of themselves and urinate on their own, urinary care can be dispensed with. For the urine care of patients with extensive burns, indwelling catheterization should be carried out under the guidance of the doctor, so as to prevent the patients from urinary retention. Secondly, when indwelling catheterization should strictly follow the principle of aseptic operation, and regularly change the catheter and urine bottle to prevent urinary tract infection. In the process of urinary catheterization, the action should be gentle, to avoid damage to the mucous membrane of the perineum, but also to keep the perineum wound dry, to promote the early formation of scabs or scabs and keep intact, and avoid pressure on the wound, can be used with the use of turning beds, hot air and infrared irradiation and other therapies.