Removal of the wire after patellar surgery is usually still done over the original wound, which may be a little smaller than the original. Removal of the wire after patella surgery can be considered when the patella fracture has healed bony and the affected limb has recovered function well, and the localized wire can be removed. The surgical incision for removing the wire is usually made according to the original incision for placing the pin, and the wire will be completely exposed and then removed, and then the incision will be washed out with a large amount of saline, and the wound will be closed layer by layer after stopping the bleeding completely, and then bandaged with gauze at the end. After removing the wire from the patella fracture, the wound should be kept dry and hygienic. Local need to rest for a period of time, avoid excessive knee flexion and local trauma within one month, otherwise it may cause a second fracture situation.