The trochlear groove is the concave surface where the patella (kneecap) makes contact with the femur (thighbone). Also called the 'trochlea'.

trochlear groove


Explaining how the kneecap glides within the underlying groove of the femur bone.

Knee bones from above

Simple illustrations to give a birds' eye view of the knee bones.

Patellar instability and dislocation

Discussing how the anatomy can affect the tendency to dislocate the patella.