The paralyzed elderly decubitus ulcer internal rot is considered to be stage III pressure ulcer, need to take general measures, drug treatment, physical therapy, surgical treatment. 1. General measures: need to strengthen nursing care, usually need to change the patient’s position frequently, reduce local pressure, reduce friction. For patients who are paralyzed and cannot move on their own, they need to change their position every hour in sitting position and every two hours in lying position. 2. Medication: usually need to keep the wound clean, and need to use colloidal excipients, film excipients and other biological excipients under the guidance of the doctor, which can protect the wound, absorb the exudate and fill the necrotic tissue. If there is an infection, it is necessary to follow the doctor’s instructions to use topical povidone-iodine, sulfadiazine and other antiseptics, or take amoxicillin, cefaclor and other antibiotics. For severe pain, painkillers such as ibuprofen and naproxen sodium should be prescribed. And need to treat the primary or underlying disease. 3. Physical therapy: Clinical treatment of pressure ulcers commonly used physical therapy, such as phototherapy, high-frequency ultrasound, pulsed radiofrequency, irrigation therapy, etc., to a certain extent, can relieve clinical symptoms. 4. Surgical treatment: For patients with pressure ulcers that have more necrotic tissue, surgical treatment such as debridement and skin repair should be considered. For patients with pressure ulcers, it is necessary to strengthen local skin care, cooperate with the doctor to carry out standardized treatment, and follow up on time.