Acupuncture and moxibustion at the four passes have the effect of harmonizing qi and blood, dredging the meridians and channels, and calming liver yang. The four pass points are Taichong and Hegu, Hegu is located on the back of the hand, between the 1st and 2nd metacarpal bones, the midpoint of the radial side of the 2nd metacarpal bone; Taichong is located on the back of the foot, the 1st and 2nd metatarsal bones in the depression in front of the joint, left and right counting 4 points. It is commonly used in modern times to treat wind-cold-dampness paralysis (paralysis of the limbs caused by wind, cold, and dampness that invade the human body), pediatric acute convulsions, adult dizziness, headache, toothache, stomachache, dystocia (pain in the area of the coats of arms and ribs), and raspiness (mute voice that is not able to make a sound), and so on. It is recommended that the professional doctor to carry out acupuncture operation, do not operate on your own, so as not to cause adverse consequences.