Conservative treatment of meniscal tears is subject to the following conditions: 1. The meniscus is a tear in a blood supply rich area; 2. The tear should not exceed 2 cm in length; 3. The knee should be splinted to limit activity for 6 weeks; 4. Rehabilitation is performed according to the meniscal suture. 5, Acute injury. If the injury is still showing signs of meniscus damage for more than 3 weeks, it indicates that the likelihood of your meniscus healing on its own is slim. In addition, many people, although they choose conservative treatment, do not restrict their activities, even without a straight splint.