In short, the darker the color, the heavier the illness and the longer the course of the disease. A small number of red spots and spots appear, which is a slight rash, the body is still healthy, or the blood circulation is slightly disordered. If it is dense and purple in color, it means that the meridians have stagnated, but the time is not too long. If there are lumps or dark spots of different sizes in the deep skin, it is a serious case of tuberculosis, and the meridians have been seriously stagnant for a long time, and the body is in a state of disease.
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Scraping is guided by the theory of meridians and acupoints in traditional Chinese medicine. By using special scraping instruments and corresponding techniques, dipping in a certain medium and scraping repeatedly on the body surface, red millet or dark red bleeding spots appear locally on the skin, thus achieving the effect of promoting blood circulation and penetrating tuberculosis. Because it is simple, convenient, cheap and efficient, it is widely used in clinic and is suitable for medical treatment and family health care. It can also be used in combination with acupuncture, cupping, pricking collaterals and bloodletting, so as to strengthen the efficacy of promoting blood circulation, removing blood stasis, and expelling evil spirits and toxins.