Approximately 400,000 ACL injuries occur in the U.S. annually. However, for decades the most common orthopaedic treatment has been limited to invasive ACL reconstruction, which typically requires using tendons or a combination of tendons and bones harvested from patients’ bodies or cadavers to reconstruct the torn anterior cruciate ligament. The newest technology in ACL reconstruction is using the body’s regenerative capacity to heal the damage without the need for reconstructive surgery. A company in Massachusetts …