History: the patient is a 24-year-old male who fell from a height of 10 meters 5 years ago, resulting in a spinal cord injury at lumbar 1, and had undergone internal fixation and decompression surgery. Currently: decreased superficial sensation below 3 fingers above the umbilicus, decreased deep sensation on the soles of the feet, decreased skin temperature, 2cm black ulcers on the soles of the feet, and multiple petechiae on the lateral side of the calves; Exercise: walking on single crutches, severe lack of mobility of the ankle joints, grade 1 gastrocnemius and anterior tibialis muscle strength; bladder function: feeling of dribbling in the terminal stage of urination, with urinary retention of about 15ml; bowel movement is irregular, 3 times per week; and sexual function is severely impaired. Diagnosis: sequelae of spinal cord injury; deep and superficial dysfunction; mild urinary retention; sexual dysfunction after admission to the hospital to improve the examination, and the patient and family members to communicate with the spinal cord electrical stimulation surgery, agreed. Preemptive spinal cord electrical stimulation test, the electrode was placed to the chest 11 position. Six hours after the operation, the power was turned on, and the patient felt numbness in both lower limbs, from the plane of the umbilicus to the toes. Ten days after the test, the patient’s skin temperature improved in both lower extremities and the area of the plantar ulcers subsided. The patient and family requested an implantable pulse transmitter. The results were satisfactory at 1 month postoperatively, and the patient’s sexual function improved with increased frequency and hardness of erections, healing of plantar ulcers, restoration of deep and shallow function, and improved walking ability.