Injury to the medial patellar support band can be treated conservatively, medically or surgically according to the degree of injury. 1. Conservative treatment: If the injury of medial patellar support band is only mild strain, conservative treatment can be enough, such as knee braking, hinged brace fixation, knee pads and so on. 2. Drug treatment: the choice of drugs is based on stopping bleeding and removing blood stasis, such as Shujinhuibaoshu tablets and other proprietary Chinese medicines. 3. Surgery: If the medial patellar support band is broken or the patella is dislocated, the medial patellar support band needs to be repaired, and the dislocated patella needs to be corrected to avoid re-dislocation. The use of drugs needs to be under the guidance of a doctor.