Children with shattered kneecap can generally return to normal, but it takes about 3 to 6 months, the specific time varies according to the degree of injury and physical differences. Shattered kneecap usually needs to be reset by surgery, and internal fixation is also needed after surgery, together with anti-inflammatory and anti-infective drugs such as amoxicillin, ceftriaxone, cefixime, cefoxitin and other drugs for treatment. After regular treatment is generally well recovered, about 2 months time can be in the tool support moderate activity, to avoid muscle atrophy, complete recovery period probably need about 3 to 6 months. After surgery, children should pay attention to avoid excessive weight bearing, prevent falls, secondary injuries after injury and start rehabilitation training early under the guidance of the doctor, in order to promote healing and prevent joint stiffness.