Outer bracket fixed: 1, the pinhole must be kept dry, clean, and prohibit water. 2, when walking out of the house need to be made of cotton material cover the whole bracket, winter also, available thick cotton pajama pants by the pants cut open sewing, respectively, sewing 4-5 cloth belt, in order to tie the knot fixed, the model should be large, children can use their parents’. This method can keep warm, but also to prevent dust, foreign bodies, to prevent pinhole infection. 3.When bathing or washing with water, elevate the affected limb and cover it with impermeable objects, such as plastic sheeting, to prevent water. The area around the pinhole can be scrubbed with a clean wet towel and wrung out. 4, after walking on the ground or the usual pinhole appear oozing blood or B yellow liquid, do not be afraid, the reason is that the normal pinhole after the ground oozing blood or tissue fluid, lymphatic fluid seepage, just use a cotton swab to dry around it, the pinhole is not dealt with, by its crust closed pinhole, create pinhole closed environment, so greatly reduce the chance of 1 infection. 5, walking or limb down when the limb local swelling, stop resting, elevate the limb above the level of the heart can be, usually more than one or more finger belly (finger soft area) to press the exposed flesh around the pinhole, can significantly relieve swelling, pain and skin enlargement caused by spasm and flesh ischemic necrosis. 6.If the needle hole is red, swollen and painful, replace the gauze or disinfect it with complex iodine in time, and then wrap it with gentamicin with O?9% saline, once a day until the symptoms subside. If the symptoms are not relieved, contact me promptly for further treatment. 7, thighs, knees and other muscles thick, loose flesh pinhole need gauze tightening bandage, to prevent flesh sliding, cutting and excitement if the disease, resulting in pain, exudate infection. Change the gauze once every three to five days. 8.Prohibit knee hyperextension, bend the knee 2O degrees at rest, elevate the lower leg with pillow to prevent peroneal nerve injury, etc. If there is numbness and sensory impairment of the limb, change the position immediately and seek medical attention promptly. 9, strengthen the limb function forging’, such as knee compression, quadriceps isometric contraction, straight leg raise, toe and ankle flexion and extension exercise, three to five times a day, each time more than half an hour. 10.Walking on the ground, the soles of the feet can be padded with foam to make both lower limbs the same length, watch the hip without tilt when walking or standing with the posterior hip transverse stripe parallel – the same height.