Table 2 Chinese Anatomical inch measurements and acupoint locations.

Chinese anatomical inch site 1A

CUN 1A

Thumb width of the interphalangeal joint

Chinese anatomical inch site 1B

CUN 1B

Length between the skin creases of the middle phalanx of the middle finger

Chinese anatomical inch site 1.5

CUN 1.5

The width of the index and middle finger, measured at the level of the proximal interphalangeal joint of the index finger

Chinese anatomical inch site 2

CUN 2

the length of the distal and middle phalanges of the index finger

Chinese anatomical inch site 3

CUN 3

Width of all four fingers, measured at the level of the proximal interphalangeal joint of the index finger

Chinese anatomical inch site 4

CUN 4

Width of all four fingers, measured at the level of the metacarpophalangeal joint of the index finger

Chinese anatomical inch site 12

CUN 12

Length of transverse cubital crease to the transverse carpal crease

Distance along Large Intestine Meridian between LI5 and LI11

LI5 to LI11

Length between two anatomically distinct points from the depression at the lateral end of the transverse cubital crease and lateral epicondyle to the depression between the tendons of the extensor pollicis brevis and longus muscles (anatomical snuffbox) cun 12

Location of Large Intestine 4 Acupoint

LI4

On the dorsum of the hand, radial to the midpoint of the second metacarpal bone. Between the first and second metacarpal bones, approximately in the middle of the second metacarpal bone on the lateral side

Location of Large Intestine 5 Acupoint

LI5

On the posterolateral aspect of the wrist, at the radial side of the dorsal wrist crease, distal to the radial styloid process, in the depression of the anatomical snuffbox.

Location of Large Intestine 6 Acupoint

LI6

On the posterolateral aspect of the forearm, on the line connecting LI5 to LI11,3 B-cun superior to the dorsal wrist crease.

Location of Large Intestine 11 Acupoint

LI11

On the lateral aspect of the elbow, at the midpoint of (he line connecting I.U 5 with the lateral epicondyle of the humerus. When the elbow is fully flexed. LI11 is located in the depression on the lateral end of the cubital crease.