Traditional Chinese medicine pays attention to syndrome differentiation and treatment in the treatment of osteoarthritis. However, due to the different entry points of different generations of doctors' understanding of osteoarthritis, the current theoretical system of traditional Chinese medicine in the treatment of osteoarthritis has different emphasis. It is concluded that at present, the treatment of osteoarthritis is mainly based on the ideas of Zang Fu organs, six meridians, etiology, collateral diseases and medullary system. Generally speaking, the clinical effect is quite good, which can better improve the symptoms of patients and improve the quality of life, and there are few adverse reactions.