LU-5 (Chi Ze)


Chinese Name:

Chize 尺泽

English translation:

Cubit Marsh


On the cubital crease, on the radial side of the tendon m. biceps brachii.

Locating methods:

When the palm is turned upward and slightly bent, this acupoint is located on the cubital surface of crease.


He-Sea point of the Lung Meridian.


Arm Pain • Asthma • Chest Discomfort • Cough • Coughing Blood • Dyspnea • Elbow Problems • Fever • Fever Tidal • Mastitis • Respiratory Disorders • Shoulder Pain • Thoracic Discomfort • Throat Soreness • Wheezing


Clears Lung Heat and descends Lung Qi, expels Lung phlegm, relaxes the sinews, frees the water passages.


He-Sea points are where the qi of the meridian collects and goes deep into the body. He-sea points are known to indicated treat rebellious qi and diarrhea.


Perpendicular insertion .8 - 2.0 cun. When treating acute abdominal pain with vomiting and diarrhea, prick the cephalic vein on LU 5 to bleed.



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