Chondromalacia patella is a common cause of kneecap pain or anterior knee pain. Often called "Runner's Knee," this condition often affects young, otherwise healthy athletes.

Chondromalacia is due to an irritation of the undersurface of the kneecap.in some individuals, the kneecap tends to rub against one side of the knee joint, and the cartilage surface become irritated, and knee pain is the result. (From About.com)

Zak, believe that the pathogenesis of this disease is due to the fat pad injures under the patella, There are no nerve endings on the petalla cartilage, therefore, does not produce pain, patella femoral surface is same. No one of them is the pain factor.

So Zak acupuncture can direct stimulation in conjunction with the needles applied to the impaired area may help the regeneration of cartilage. and needles inside the joint capsule may relieve synovitis, which will decrease the secretions of the synovial membrane and reduce pain. Basically,Zak acupuncture can heal injuried fad pad under the knee cap,reduce inflammation,then patients got pain relief .