Freddie H. Fu MD


Anterior Cruciate Ligament (ACL) Injuries

An anterior cruciate ligament (ACL) injury is a tear in one of the knee ligaments that join the upper leg bone to the lower leg bone. The ACL helps keep your knee stable. Your ACL can be injured if your knee joint is bent backward, twisted, or bent side to side. The chance of injury is higher if more than one of these…

Physical Rehabilitation for ACL Injuries

Your doctor or physical therapist will design a physical rehabilitation (rehab) program for you that takes into consideration your normal level of activity, physical fitness, and extent of your anterior cruciate ligament (ACL) injury. A rehab program should include: Flexibility exercises. Strengthening exercises…

Bone and Knee Tissue Graft for ACL Surgery

For anterior cruciate ligament (ACL) surgery, the replacement graft can be harvested from tissue in the patellar (kneecap) region. The surgeon removes the tissue along with a small piece of bone called a “bone block” at each end. The graft is first pulled through the two tunnels that were drilled in the upper and lower…

Anterior Cruciate Ligament (ACL) Surgery

Surgery for anterior cruciate ligament (ACL) injuries involves reconstructing or repairing the ACL. ACL reconstruction surgery uses a graft to replace the ligament. The most common grafts are autografts using part of your own body, such as the tendon of the kneecap (patellar tendon) or one of the hamstring tendons…

ACL Injury: Exercises to Do Before Treatment

After an anterior cruciate ligament (ACL) injury, you lose leg strength and motion and stability of the knee. It is important that you regain your leg strength and motion as soon as possible, whether you choose to have surgery for your ACL injury or not. Exercises to regain muscle strength and knee motion should begin…