This article reviews the literature of acupuncture treatment of knee osteoarthritis, the basic selection is random and the control group will be the priority, acupuncture treatment with conventional acupuncture, warm acupuncture, fire needle, electroacupuncture. Four kinds of therapy selection acupuncture points mainly based on local acupoints. Conventional acupuncture can be used to enhance the penetration through the meridians and adjacent meridians communication, so that acupuncture is easy to conduct ; warm acupuncture to promote qi and blood circulation, through the active role, and moxibustion to reconcile qi and blood, relax tendons and analgesic effect. The fire needle directly stimulates the reflex point of the lesion, which can rapidly improve the local tissue edema, congestion, calcification, contracture and other pathological changes. Electroacupuncture can repair the hyaline cartilage, effectively slow down the degenerative speed and improve the clinical symptoms. In assessing clinical outcomes, it is recommended that internationally recognized LKSS or WOMAC scores be representative.