Guaishi Guasha has the effects of regulating qi, promoting blood circulation, removing blood stasis, relaxing muscles and tendons, dredging collaterals, eliminating pathogenic factors and expelling toxins, and can be applied to various diseases in the fields of internal medicine, surgery, gynecology, pediatrics and beauty care. It is especially suitable for the rehabilitation of cervical spondylosis, scapulohumeral periarthritis and other joint pain diseases and degenerative diseases. If curettage therapy is combined with other curettage techniques, it can regulate dozens of common diseases and chronic diseases. Please refer to "Illustration of Adjustment and Treatment of Common Diseases" for specific operation methods.