P-3 Marsh at the Crook QUZE – Acupuncture Points ) On the cubital crease, on the ulnar side of the biceps tendon, between the tendon and the brachial artery.
How to find
Place the patient’s arm in a relaxed supinated position. This point is best located with the elbow bent and the biceps flexed in order to make the tendon and elbow crease more clearly visible and palpable. P-3 is located on the cubital crease, on the ulnar aspect of the tendon.
Also located in the area of the cubital crease are ➞ LU-5 (on the radial side of the tendon), ➞L.I.-11 (between the radial end of the crease and the lateral epicondyle of the humerus) and ➞ HE-3 (with the elbow fully flexed, at the ulnar end of the cubital crease).
0.5–1 cun vertically or prick to cause bleeding of the vein. Caution: Brachial artery/vein. Palpate for the pulse before needling.
● Clears Heat, drains Fire
● Harmonises the Stomach and Intestines, stops vomiting
● Opens the channel, alleviates pain
Special features
He-sea point, Water point. Important local point and important point to drain Heat. For Heat conditions, apply bloodletting. 



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