There is no fixed amount of time it will take to have your braces removed. One thing you can be sure of though, is that it will be much quicker than when you had them attached. Expect to be in there for around an hour for all the braces to be taken off and all the follow-up work to be done.
When ligaments are damaged, the knee joint may become unstable. Ligament damage often occurs from a sports injury. A torn ligament severely limits knee movement, resulting in the inability to pivot, turn, or twist the leg. Surgery is an option to repair a torn ligament if other medical treatment is not effective. There are 4 major ligaments in the knee. The ligaments in the knee connect the femur (thighbone) to the tibia (shin bone), and include the following: Anterior cruciate ligament (ACL).
1 A pulled ligament in the knee is commonly known as a sprain.  Ligaments in the knee that are susceptible to injury or being pulled include cruciate, medial collateral, and the lateral collateral ligaments.