Patellar displacement can be corrected by conservative treatment or surgery. 1. Conservative treatment: you can perform functional exercises for lower limbs under doctor’s guidance, such as straight leg lifting exercises, lateral leg lifting, strengthening the medial femoral (inner thigh) muscle exercises, so that the muscles on both sides of the knee to achieve balance. You can also push the patella internally to loosen the lateral patellar ligament and improve patellar displacement. If there is patellar degeneration or joint pain, you can take oral nutritional cartilage drugs, such as glucosamine sulfate capsules or joint injection of sodium vitrate. 2. Surgery: For repeated episodes of ineffective conservative treatment, surgery can be performed, including lateral patellar ligament release and medial patellar ligament tightening or tibial tuberosity internal displacement. When the patella is shifted outward, you should go to the hospital in time, under the guidance of the doctor for treatment, do not blindly use drugs.