Positioning: On the back of the hand, no, behind the metacarpophalangeal joint of the ring finger, at the depression between the 4th and 5th metacarpals.

Simple acupoint selection: naturally clench fist, and the acupoint selection is the depression that can be touched by the fingers of the 4th and 5th metacarpals of the back of the hand.

2. Location anatomy of zhongzhu point

In the fourth interosseous muscle; There are dorsal vein network and dorsal metacarpal artery under the skin; The ulnar nerve sends out the dorsal metacarpal nerve.

3 shows the role of the central column.

Genus: genus wood.

Efficacy: dispelling wind and clearing heat, dredging orifices and hearing, dredging meridians and activating collaterals.

Indications: fever, headache, dizziness, red eyes, swelling and pain, deafness, tinnitus, sore throat, shoulder, back, elbow and arm pain, and finger flexion and extension.

Function: Zhongzhu point belongs to the triple energizer meridian of hand shaoyang, which is the acupoint of this meridian, and the five elements belong to wood, which is the wooden acupoint of this meridian. Its power of dredging and regulating channels is quite strong, and acupuncture can promote the qi movement of triple energizer, restore the normal operation of qi and blood, and treat external meridian diseases well;

Triple energizer belongs to fire, from hand to arm, into ear and head and face, so purging wood points can reduce heat. This acupoint has the functions of purging triple energizer for stagnation of heat, clearing wind and fire in the head and face, and dredging meridians in the arms and upper limbs, and can be used to treat head and five senses diseases such as fever, deafness and tinnitus caused by triple energizer stagnation, as well as diseases such as upper limb pain and functional limitation.

In addition, because this point is the mother point of Shaoyang's hand triple energizer meridian, diseases such as triple energizer weakness and deafness after a long illness can be supplemented by Zhongzhu.