Left patella fracture should be timely according to the specific conditions of the fracture to take targeted treatment program, such as plaster fixation, physical therapy, surgical treatment, sports rehabilitation, etc., and strengthen the nutrition and rest, which will help to recover as soon as possible. 1. Plaster immobilization, physical therapy: left patella fracture is easy to affect the activities of the knee joint, quickly and well need to take standardized treatment in time. If the fracture is only minor, it can be treated conservatively by plaster fixation in the early stage and combined with physiotherapy in the late stage to relieve the symptoms and speed up the recovery. 2. Surgical treatment, functional exercise: if the left patella fracture is more serious, there has been obvious displacement of the fracture phenomenon, need to be treated by surgical incision and internal fixation. Early braking and resting, and later combined with sports rehabilitation, and gradually carry out sports and functional exercises. 3. Ensure nutrition: During the recovery period of left patella fracture, pay attention to strengthening nutrition, eat more calcium-rich food, such as milk, eggs, lean meat, green vegetables and so on. At the same time, more exposure to outdoor sunlight, promote calcium absorption, is conducive to accelerate the healing of the fracture. Specific treatment needs to be carried out under the guidance of a professional orthopedic surgeon, before the left side of the patella fracture is not fully recovered, do not go down to the ground too early, otherwise it is easy to produce the phenomenon of fracture displacement, which will affect the recovery.