Acupuncture Point Zhongwan (CV12)
Location:
Lie supinely; at the midpoint of the line connecting xiphoid process and navel.

Function:
Building up the spleen and stomach, promoting digestion, replenishing qi, and tranquilizing the mind.

Regional Anatomy:
Skin subcutaneous tissue-linea alba-transverse fascia-extraperitoneal fat tissue-parietal peritoneum.
In the superficial layer, there are the anterior cutaneous branches of the anterior branch of the 8th thoracic nerve and the tributaries of the superficial epigasteic vein.In the deep layer, there are the branches of the anterior branch of the 8th thoracic nerve.

Prescription:
Combined use with Danshu (BL19) and Acupuncture Single Point Yanglingquan He-Sea Point, Influential Point of Tendon) for treatment of cholecystitis; with Ganshu (BL 18) and Zusanli (ST 36) He-Sea Point) for treatment of chronic hepatitis; with Tianshu (ST25) Front-Mu Point of the Large Intestine) and Acupuncture Single Point Zhongji Front-Mu Point of the Bladder) for treatment of Diarrhea; with Pishu (BL20), Tianshu (ST25), Sanjiaoshu (BL22), Dachangshu (BL25), Zusanli (ST 36), Sanyinjiao (SP6) for treatment of dysentery; and with Jianliao (TE 14) and Zusanli (ST 36) for treatment of chronic gastritis.

Methods:
Insert the needle perpendicularly to 0.8-1.5 cun depth; needling response: local distention and heaviness, radiating downward; moxibustion: using 3-5 moxa-cones, or mild moxibustion for 15 min.
Note:
Don`t puncture deeply or perform lifting, thrusting and ywirling repeatedly, or else the needle would penetrate the posterior the parietal peritoneum-the peritoneal cavity-the visceral peritoneum and the gastric wall by its tip and injure the gastric wall.