Daoyi
Meridian

Small Intestine Meridian

19 acupoints on this meridian

Acupoints

CodeNameLocation
SI1 Lesser Marsh On the little finger, ulnar side of the distal segment, 0.1 finger-cun from the corner of the nail.
SI2 Front Valley On the ulnar side of the hand, distal to the 5th metacarpophalangeal joint at the red-and-white skin border.
SI3 Back Stream On the ulnar side of the hand, proximal to the 5th metacarpophalangeal joint at the red-and-white skin border; located with a closed fist.
SI4 Wrist Bone At the wrist, in the hollow between the base of the 5th metacarpal and the triquetral bone, at the red-and-white skin border.
SI5 Yang Valley On the dorsal wrist, in the depression between the ulnar styloid and the triquetral bone.
SI6 Nourishing the Old On the dorsal forearm, 1 cun above the dorsal wrist crease, in the depression radial to the head of the ulna; located with the palm facing the chest.
SI7 Branch of Uprightness On the dorsal forearm, on the SI5–SI8 line, 5 cun above the dorsal wrist crease, between the ulna and flexor carpi ulnaris.
SI8 Small Sea At the back of the elbow, in the hollow between the olecranon and the medial epicondyle of the humerus.
SI9 Shoulder Uprightness On the scapular region, postero-inferior to the shoulder joint, 1 cun above the end of the posterior axillary fold.
SI10 Upper Arm Shu On the scapular region, directly above the posterior axillary fold, in the depression below the scapular spine.
SI11 Heavenly Ancestor In the centre of the infraspinous fossa, at the junction of the upper third and lower two-thirds of the line from the midpoint of the scapular spine to the inferior angle.
SI12 Grasping the Wind In the supraspinous fossa, directly above SI11, above the midpoint of the scapular spine.
SI13 Crooked Wall In the depression at the medial end of the upper border of the scapular spine.
SI14 Outer Shoulder Shu Below the spinous process of T1, 3 cun lateral to the posterior midline.
SI15 Middle Shoulder Shu Below the spinous process of C7, 2 cun lateral to the posterior midline.
SI16 Heavenly Window On the neck, level with the laryngeal prominence, at the posterior border of sternocleidomastoid.
SI17 Heavenly Appearance On the neck, behind the angle of the mandible, in the depression at the anterior border of sternocleidomastoid.
SI18 Cheekbone Crevice On the face, at the lower border of the zygomatic bone, directly below the outer canthus.
SI19 Listening Palace On the face, in the depression between the centre of the tragus and the mandibular condyle; located with the mouth open.

These points share a meridian, but a proper assessment still looks at the whole picture.

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