Most of the patients can walk normally three months after meniscus suture, because how long can the meniscus suture walk normally on the ground has a great relationship with the site of suture. Generally, the suture site is in the red-white junction area and the red zone, and you can walk normally after 8-12 weeks after the red-white junction area suture, and after 6-8 weeks after the red zone suture. In most cases, meniscal injuries are caused by torsional external forces. When a leg is weight-bearing and the lower leg is fixed in a semi-flexed external booth, the body and hip are violently internally rotated and the medial meniscus is subjected to rotational and shear stresses between the tibia and femoral condyles, resulting in meniscal tears. free body in the cavity.