He (water) point.

[Origin]

Shao refers to hand lesser yin heart meridian (HT); sea refers to the gathering place of meridian qi. The acupoint is the sea point of hand lesser yin heart meridian (HT), meridian qi is as deep as the place where water flows into the sea. Located in Shibu, also known as "Qujie" (Zhenjiu Jiayi Jing )

[Location]

Shaohai, Chize, Quchiacupoint cross section
(quoted from "Yan Zhenguo acupoint anatomy")

Shaohai acupoint
(quoted from "Meridians and Acupoints")

The medial side of the elbow, at the midpoint of the line connecting the medial end of the cubital crease and the medial epicondyle of the humerus when the elbow is flexed.

• Zhenjiu Jiayi Jing: "Be honest within the elbow, and fall behind the knot";
• Waitai Miyao quoted Zhen Quan as saying: " The point is on the side of the arm, bend the head of the horizontal stripe inside the elbow, and bend the hand toward the head to take it." , you can get it by bending your elbow.”

[Anatomy]

• Muscles: pronator teres, brachialis.
• Nerve: The medial cutaneous nerve of the forearm, and the median nerve on the outside and front.
• Vessels: basilic vein, inferior ulnar accessory artery, ulnar recurrent artery.

[Manipulation]

Perpendicular insertion or downward oblique insertion 0.5 to 1 inch. moxa cone moxibustion 3 to 5 times, moxa stick warm moxibustion for 10 to 15 minutes.

[Efficacy]

Sparse heart qi, clear envelope, calm mind, resolving phlegm saliva.

• Classical: heart pain, vomiting saliva, numbness in both arms, hand tremor, elbow spasm, axillary pain, scrofula, amnesia, qi counterflow.
• Modern: lymphadenitis, schizophrenia, intercostal neuralgia, ulnar neuralgia.

[Recipe]

• Painful hand tremors: Shaohai (HT3), Yinshi (ST33).
• Both arms are numb: Shaohai (HT3), Shousanli (LI10).
• scrofula: Shaohai (HT3), Tianjing (TE10).
• Ulnar neuralgia: Shaohai (HT3), Shenmen (HT7), Yinxi (HT6), Tongli (HT5) ,Qingling (HT2).