“The extensor mechanism is critical for knee stability and joint extension, and such an injury could threaten an athlete’s career,” study author Dr. Steven DeFroda said.

Results published in The Journal of Knee Surgery showed National Football League players may be more likely to sustain knee extensor mechanism tears during short and normal rest weeks vs. longer ...

Patellar tendinosis is a frustrating condition commonly encountered in athletes who place high loads on the extensor mechanism of the knee — particularly during jumping or running.Noninvasive ...

"The extensor mechanism is critical for knee stability and joint extension, and such an injury could threaten an athlete's career," study author Dr. Steven DeFroda said. "Damage can make it very ...

It’s part of the “extensor mechanism of the knee” which helps straighten the knee. Additionally, it’s involved in controlling the knee when it is flexing (bending).