Extensor mechanism disruption, either from tendon rupture or patellar fracture, is uncommon — typically occurring in less than 2% of patients after total knee arthroplasty. However, the implications ...

Please provide your email address to receive an email when new articles are posted on . James A. Browne, MD, discussed treatment options for extensor mechanism disruption following total knee ...

The patellofemoral articulation is a common and significant source of disability and discomfort in the aging population. This study examined the anatomy of the knee extensor mechanism in patients ...

The patella serves as the fulcrum for knee extension via the quadriceps mechanism and provides a surface over which the extensor mechanism glides during knee range of motion. It is also guided through ...