The meniscus is two crescent-shaped fibrocartilage tissues located on the medial and lateral sides of the tibial plateau of the knee, between the medial and lateral femoral condyles and the tibial plateau, accounting for approximately 2/3 of the tibial plateau. The lateral meniscus is larger in size and shape than the medial meniscus. Its activity is also large. The adult meniscus vascular area ranges from 10% to 30% of the outer circumference of the meniscus. The closer to the middle, the less blood supply, the middle of which is the bloodless supply area.
What is the role of the meniscus?
The meniscus has important functions such as transmitting load, absorbing shock, stabilizing joints, and coordinating knee joint movement. Studies have shown that the probability of suffering from knee osteoarthritis in the meniscus is significantly increased.
What are the risk factors for meniscus injury?
Mainly the knee joint convolution, sudden straightening during flexion. The study found that age ≥ 60 years, male, football, swimming is a risk factor that can significantly increase meniscus injury. Mountain climbing and jogging are not the main factors of meniscus injury. Therefore, older men or those who participate in more vigorous sports should raise their awareness of self-protection and prevent the occurrence of meniscus injury.
What are the symptoms after meniscus injury?
Knee pain during walking; some patients have interlocking symptoms. For example, during the walking process, the knee joint is “squeaky†and can't move like something suddenly stuck. The joint line often has tenderness, and the tender point follows the knee flexion and extension. Will be transferred, the elderly with a history, there will be soft legs, quadriceps atrophy, the most obvious inside the femoral head.
How to carry out rehabilitation after meniscus injury?
After meniscus injury, it can be divided into non-surgical (conservative) treatment and surgical treatment according to the degree of injury. For mild to moderate injury, conservative treatment is the main purpose, which is to relieve or eliminate symptoms and restore joint function as much as possible. The specific methods include the following:
Exercise therapy: squat pump exercise, straight leg raising training, knee straightening training, wall-to-wall training, up and down stairs practice, balance and proprioception training.
Joint mobilization training: separation of the patellofemoral joint, sliding and rotating humerus, anterior and posterior sliding femoral condyle, rotating femoral condyle, pulling the femoral condyle.
Physiotherapy: ultrashort wave therapy, infrared radiation therapy, medium frequency pulsed electrical therapy, transcutaneous electrical nerve stimulation therapy, etc.
Traditional Chinese medicine treatment: acupuncture, cupping, massage, etc.
Conservative treatment of meniscus injury is economical, painless, does not interfere with and aggravate the injury of the knee joint, and is convenient and easy to perform, but the training process should be gradual, not urgent, and must be self-active and active in accordance with the doctor's advice. The therapeutic effect. Surgical treatment is a very good solution to the problem of severe injury, special site, and conservative treatment. However, whether or not surgery is required, rehabilitation after meniscus injury is an indispensable part, so if there is For meniscus injury, please go to the Rehabilitation Medicine Department for help as soon as possible.
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