Large Intestine 3, San Jian
三間, sān jiān, "Third Space"


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Pinyin Pronunciation:
Alternate Names:
NamePin YinChineseTranslated
Shao Gushào gǔ少谷Lesser Valley
Xiao Guxiǎo gǔ小谷Small Valley
Meridian
Meridian:
Large Intestine  Browse
Reference Source
Reference Source:
Location
Point Location:
  • CAM
When a loose fist is made, the point is on the radial side of the index finger, in the depression proximal to the head of the second metacarpal bone.
  • Deadman
On the radial side of the index finger, in the substantial depression proximal to the head of the second metacarpal bone.
How To Find It
This point is easier to locate when the hand is made into a loose fist.
Innervation
Innervation:
The superficial ramus of the radial nerve.
Vasculature
Vasculature:
The dorsal venous network of the hand and the branch of the first dorsal metacarpal artery.
Cautions
Cautions:
No cautions at this time
Technique
Technique:
  • CAM
Puncture perpendicularly 0.5-0.8 inch.
  • Deadman
Perpendicular insertion 0.5 to 2 cun, directed towards Houxi S.I.-3. NOTE: needle with the hand in a loose fist position, with the metacarpal bones lying in the same plane. This is especially important when needling deeply towards the opposite side of the hand.

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