Patellar subluxation is mostly caused by trauma, and its treatment should be based on the severity of the injury and can choose manipulation, medication, surgery and other treatment methods. 1. Manipulation: for simple patellar subluxation can take the method of manipulation, as soon as possible reset is the first step in the treatment of patellar subluxation, after reset, should use the plaster or support for braking and fixation, to promote patellar reset. 2. Drug treatment: non-steroidal drugs such as ibuprofen and diclofenac sodium can be given for anti-inflammatory and analgesic treatment. 3. Surgery: If the patella is repeatedly dislocated, or the trauma has caused ligament injury at the same time, and conservative treatment is ineffective, then surgical treatment should be chosen, arthroscopic surgery or incision and reset, to repair torn ligaments and joint capsule and so on. In case of patellar subluxation, it is recommended that the patient actively cooperate with the doctor to carry out examination, determine the diagnosis and treatment plan and then carry out targeted treatment. All of the above medications should be used under the guidance of a doctor, avoid self-medication.