Atlas of Acupuncture

4 Acupuncture Points of the Twelve Primary Channels

Location

Posterior to the ear, in a well-defined depression in the centre of

the mastoid.

How to find

On an imaginary clock face superimposed over the auricle

(12 o’clock
apex of the ear, 6 o’clock
earlobe), you can

find an easily palpable depression at 8 o’clock (on the right side)

and at 4 o’clock (on the left side). It is located directly behind the

margin of the auricle and is the location of T.B.-18.

➞G.B.-11is located slightly superior to T.B.-18and approxi-

mately 0.3 cun from the ear; ➞G.B.-12is located inferior to

T.B.-18, directly posterior to the mastoid.

Needling

0.5 cun transversely (subcutaneously) in an inferior direction or

prick to bleed.

Actions/Indications

● Dispels Wind

● Opens the channel, alleviates pain

● Benefits the ears

T.B.-18 Spasm Vessel QIMAI

12

9 3

6

4

T.B.-18

12

9 3

6

8

T.B.-18

T.B.-21

S.I.-19

G.B.-2

G.B.-12

T.B.-17

ST-7

G.B.-20

S.I.-18

T.B.-20

G.B.-1Ex-HN-5

G.B.-11 G.B.-19

T.B.-23

Ex-HN

(anmian)

T.B.-17

Ex-HN Mastoid process

(anmian)

Ex-HN 14

(yiming)

G.B.-12

Helix root

T.B.-22

T.B.-21

S.I.-19

G.B.-2

Intertragic notch

Tragus

Supratragic notch

Transverse process

of the atlas

G.B.-12

G.B.-11

(^1) / 3
Approximate
level of the root
of the ear
Mastoid
process
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