Table 1.

Description of each acupoint and acupuncture method.

No.	Acupoint	Description of acupoints	Needling method	Needles
1	Anmian (EX-HN22)	The midpoint between the depression behind the ear and the suboccipital depression.	The needle is punctured 0.5–0.8 cun vertically	0.25*25 mm
2	Neiguan (PC6)	Between the tendons of palmaris longus and flexor carpi radialis, 2 cun above the transverse crease of the wrist.	The needle is punctured 0.5–0.8 cun vertically	0.25*25 mm
3	Shenmen (HT7)	On the palmar ulnar end of the transverse crease of the wrist, and on the radial aspect of the tendon of the ulnar flexor of the wrist.	The needle is punctured 0.3–0.5 cun vertically	0.25*25 mm
4	Hegu (LI4)	Between the 1st and 2nd metacarpal bones, and in the midpoint of the radial side of the 2nd metacarpal bone.	The needle is punctured 0.5–0.8 cun vertically	0.25*25 mm
5	Zusanli (ST36)	3 cun directly below lateral depression of the patella ligament, and one finger-breadth lateral to the anterior border of the tibia.	The needle is punctured 1.0–1.3 cun vertically	0.25*40 mm
6	Zhaohai (KI6)	In the depression directly below the tip of the medial malleolus.	The needle is punctured 0.2–0.5 cun vertically	0.25*25 mm
7	Shenmai (BL62)	In the depression directly below the tip of the lateral malleolus.	The needle is punctured 0.2–0.5 cun vertically	0.25*25 mm
8	Taichong (LR3)	In the depression anterior to the junction of 1st and 2nd metatarsal bones.	The needle is punctured 0.3–0.5 cun vertically	0.25*25 mm