After patellar strain, the lesion part is the cartilage of patella, so only proper treatment around the cartilage of patella can be recovered as soon as possible.1, stop excessive exercise and labor, avoid jumping, avoid running or squatting for a long time, climb stairs as little as possible, choose to sit in the elevator, and avoid prolonged sedentary and standing for a long time.2, proper functional exercise, the correct functional exercise is the quadriceps muscle functional exercise, through the contraction of the femoral Quadriceps muscle to promote peripatellar inflammation subside, prevent muscle atrophy, prevent patellar adhesion.3, can be local heat therapy, the use of hot water or hot towels for patellar hot packs, 15 minutes / times, 3-4 times / day.4, it is best to oral anti-inflammatory pain relievers, commonly used anti-inflammatory pain relievers are celecoxib, diclofenac sodium, etc..5, you can be appropriate patellar chondrolyte nutritional treatment, such as oral nutritional chondrolyte The medicines for patellar cartilage nutritional treatment, such as oral nutritional cartilage medicine, including glucosamine, chondroitin sulfate, etc. 6, can be injected into the joint nutritional cartilage lubricant, commonly used in sodium vitrate.