1. Ramie: This is an earlier tool. Select mature ramie, peel it, dry the branches and leaves, knead it into dough with fibers with thicker roots, and soak it in cold water before use.

2. Hair: Take long hair, knead it into a ball, dip it in sesame oil and use it as a tool.

3. Small mussels: mussels with smooth edges are mostly used by fishermen.

4. Copper coins: take copper coins with thick edges and no flaws.

5. Horn spoon: a spoon made of horn and other materials that is usually used to take powder. Such as horn scraper, buffalo horn scraper, etc.

6. Porcelain bowls, porcelain wine glasses, porcelain spoons, tender bamboo pieces, glass rods, etc. , you can choose the one with smooth edges and no damage. Tools used in modern times.

7. Prepare a small bowl or a small wine cup, and put some vegetable oil or water. Curettage site 1. Back: The patient lies on his side or prone position, or sits on the back of a chair. Starting from the seventh cervical vertebra, scraping along the Du meridian from top to bottom to the fifth lumbar vertebra, and then obliquely scraping from the side of the first thoracic vertebra to the outside along the intercostal space. This is the most important and commonly used scraping part.

2. Head: Take eyebrows and temples.

3. Neck: On both sides of the nape of the neck, the ribs of the shoulder plate (sternocleidomastoid muscle), or on both sides of the throat.

4. Chest: Take the second, third and fourth intercostal space and scrape it from the sternum to the outside. Do not shave your breasts.

5. Limbs: elbow (elbow flexion side) and knee (popliteal fossa). The therapy has the functions of promoting qi circulation and blood circulation, sweating, relieving exterior syndrome, relaxing muscles and tendons, and regulating spleen and stomach. Shu points of the five internal organs are all distributed in the back. After scraping, the dirty qi of zang-fu organs can be communicated to the outside world, which can promote the smooth flow of qi and blood and drive away evil spirits. According to the analysis of modern medicine, this therapy first acts on the nervous system and strengthens the body's defense function with the help of the conduction of nerve endings. Secondly, it can be used in circulatory system to accelerate blood return and enhance circulation; Lymphatic circulation is accelerated; The metabolism is vigorous. According to research, this therapy also has obvious antipyretic and analgesic effects.