Atlas of Acupuncture

4 Acupuncture Points of the Twelve Primary Channels

Location

On the medial aspect of the upper arm, 4 cun distal to the end of

the anterior axillary fold, in the depression on the lateral border

of sulcus bicipitalis lateralis.

How to find

Ask the patient to flex their biceps muscle against resistance.

Locate LU-44 cun below the anterior end of the axillary fold

(➞2.2) in the depression on the lateral border of the sulcus

bicipitalis muscle. Sometimes you can feel the pulse of the

brachial artery here. Or quick method:Spreading hands tech-

nique (➞2.3.3): place the little fingers on the axillary fold and

the cubital crease (at ➞LU-5) respectively (this distance corre-

sponds to 9 proportional cun ➞2.2) and determine the midpoint

of this distance by joining the thumbs. Locate LU-40.5 proxi-

mal to the midpoint in the sulcus on the lateral border of the

biceps muscle. ➞LU-3is also located in the sulcus, 1 cun prox-

imal to LU-4.

Needling

Vertically 0.5–1 cun

Actions/Indications

● Regulates and moves Qi and Blood in the chest

● Descends the Lung Qi

● Opens the channel and alleviates pain

LU-4 Clasping the White XIABAI

LU-4

Anterior end of the axillary fold

Lateral border of

the biceps muscle

4 cun

LU-2

HE-1

P-1

HE-2

HE-3

LU-4

LU-3

LU-1

1

1

2

3

2

3

4

5

cun

7

8

9

6

LU-5

P-2

P-3

LU-3

Lateral border of

the biceps muscle

Ch04.1-F10028.qxd 2/23/08 7:03 PM Page 86