Knee cartilage injury treatment methods are mainly as follows: 1, drug therapy: usually need oral glucosamine, chondroitin and other drugs, the components of the above drugs belong to the important components of the articular cartilage, the human body will be absorbed by the drug, the drug components to reach the damaged parts of the cartilage, and make it get a certain repair; 2, symptomatic treatment: need to specify the degree of damage caused by the cartilage of the knee joints, the occurrence of the cartilage of the knee joints meniscus Tear of meniscus of knee joint cartilage or accompanied by medial collateral ligament injury, at this time, in addition to oral drug treatment, also need to carry out baking or knee joint puncture, to pump the fluid out of the knee joint, or to carry out hot compresses, physiotherapy, slow movement and other rehabilitation treatments; 3, surgical treatment: if the above treatment is not effective, under the guidance of magnetic resonance to clarify the degree of tear, whether it affects the patient’s usual walking function, if the impact is deeper, then need to consider whether to carry out surgical treatment, to remove the tear of meniscus, to make sure that the patient’s cartilage will be repaired to a certain extent. If the degree of impact is deeper, it is necessary to consider whether to carry out surgical treatment to take out the torn meniscus or implant artificial meniscus. There is another kind of knee cartilage damage, which belongs to a kind of degenerative disease, that is, the cartilage has been worn out and is about to disappear, and accompanied by serious bone degeneration, hyperplasia, and even rheumatism, rheumatoid and lead to deformity, then we need to consider knee replacement surgery.