Heart Meridian - Hand Shao Yin - General Information

  • Internal/External Pathways
    Originates at the Heart
    Spreads over the heart system
    Descending branch:
    Passes through the diaphragm
    Connects with the small intestine
    Ascending branch:
    Runs alongside esophagus
    Connects with the eye system
    Direct branch:
    Runs upward to lung
    Then down and out axilla at HT 1
  • Measurements Needed
    Axillary Fold -to- Cubital Crease = 9 cun
    Cubital Crease -to- Wrist Crease = 12 cun
  • Precautions - [all]
    HT 1 - (AA) Avoid Artery
  • Point Relationships
    Wrist - SI 5 - TH 4 - LI 5 || LU 9 - PC 7 - HT 7
    Elbow Points - SI 8 - TH 10 - LI 11 || LU 5 - PC 3 - HT 3
  • Additional Helpful Information
  • No finger or hand measurements on the lower arm
  • Cun Measurement Reminders:
    (Cun measurements points along the meridian)

    Yin Meridians || Upper Arm || Forearm
    LU  6, 5 || 7, 1.5, 1
    PC  7 || 5, 3, 2
    HT  3 || 1.5, 1, .5

    Yang Meridians || Forearm || Upper Arm
    LI  3, 5, 8, 9, 10 || *1, 3, 7
    TH  2, 3, 5, 7 || *1, 1, mid 11-13, -3 below TH 14
    SI  5 ||


Sources and More Information

The information on our site is drawn from our own lecture notes and clinical experience. The following lecture notes were used within this section:

  • Ferro, Barbara: New England School of Acupuncture, Point Location Lecture Notes
  • Hartstein, Rachel: New England School of Acupuncture, Actions & Effects Lecture Notes

For a complete list of valuable resources, see our Acupuncture Theory Resources section. The most recommended texts are below:


cover of Grasping the Wind cover of Fundamentals of Chinese Acupuncture cover of A Manual of Acupuncture