A sprain is really a stretch or tear within a ligament. Ligaments are bands of fibrous tissue that join bones to bones at joints. Knee ligament mend or reconstruction could be performed if you are asleep under typical anesthesia. Or it might be completed while you're awake underneath spinal anesthesia. https://seoaroraclinic.wixsite.com/aroraclinic/post/understanding-and-overcoming-knee-ligament-injuries-a-comprehensive-guide