Chengman ST20: Nomenclature, Location, Functions, Indications

Nomenclature:
Cheng: to receive Man: fullness
Chengman is on the upper abdomen. The stomach is full when the water and food it takes in have reached this level.
Point: ST-20
Chinese Name: 承满
Name: Chengman
English Name/Meaning: Supporting Fullness
Pinyin: chéng mǎn
Han Geul 한글: seng man 승만
Romaji: shō man
Vietnamese: Thừa mãn
Location:
On the abdomen, 5 cun above the umbilicus, 2 cun lateral to Shangwan (REN13).
On the abdomen, 2 cun lateral to the midline and 5 cun superior to the umbilicus.
Functions and indications of Chengman:
Regulates the center (middle jiao .i.e. spleen and stomach) and harmonizes the stomach. So is beneficial in gastrointestinal disorders like abdominal distension, vomiting, gastric pain, anorexia.
Method:
Perpendicular insertion 0.5 to 1 cun.
Precautions:
- In thin subjects, deep needling may penetrate the peritoneal cavity.
- Deep needling towards right may penetrate an enlarged liver.