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English: Channel Gutter
Also Known As: Meridian Gutter
Regulating Drain
Flowing Gutter
Passing Ditch
Channel Canal
Across the Ditch
  • 1 cun above the transverse crease of the wrist in the depression on the lateral side of the radial artery.
  • Above the wrist, 1 cun proximal to LU-9 Taiyuan, on the line connecting LU-6 Kongzui and LU-9 Taiyuan, in the depression at the base of the styloid process of the radius and on the radial side of the radial artery.
  • Note: if the forefinger is placed on LU-9 Taiyuan and moved proximally over the styloid process of the radius, it will naturally fall into the depression where LU-8 Jingqu is located.
  • Puncture perpendicularly 0.1 to 0.3 cun.
  • Caution: avoid puncturing the radial artery.
  • Oblique proximal or perpendicular insertion 0.3 to 0.5 cun, avoiding the radial artery.
  • Slanted insertion 0.5 to 0.7 cun.
  • Jing-River point
  • Metal point
  • Horary point
  • Descends Lung Qi
  • Alleviates cough and wheezing
  • Palms hot and dry or hot and moist
  • Sudden cardiac pain
  • Intermittent fever
  • Excessive Phlegm
  • All Lung and throat conditions
  • Intermittent fever and chills.
  • Stiffness of the back and chest
  • Fullness sensation in the chest
  • Chest pain with vomiting
  • Chest pain radiating to the upper back
  • Esophageal spasm or pain
  • Malaria
  • Much yawning
  • Bronchitis
  • Cough
  • Asthma
  • Fever
  • Chest pain
  • Sore throat
  • Wrist pain
  • Dyspnea
  • Wind Attack
  • Intermittent suffocation
  • Wheezing
  • Throat Bi
  • Febrile disease with breathlessness
  • Pain in the soles of the feet




Tension of the chest and back with swollen sensation of the chest

Febrile disease with anhidrosis


  • Moxibustion is forbidden on this point.
  • This point carries away poisons. It is a very powerful cleansing and elimination point.
  • This point is rarely used.
  • In Japanese and Korean acupuncture, this point is used to control an overactive Liver in the four needle technique.