Three yang meridians of hand connect and communicate at this point.

bubble_chart Location

Sanyangluo (TE8) acupoints
(adapted from "Meridians and Acupoints")

On extensor aspect of forearm, 4 cun proximal to dorsal wrist crease, between ulna and radius, on the line connecting Yangchi (SJ 4) and the tip of elbow.

• Suwen-Gukong Lun: "On yang aspect of arm, 4 cun from wrist, between two bone spaces";
• Zhenjiu Jiayi Jing : "On arm, at the intersection of major vessels, 1 cun above Zhigou (TE6)".

bubble_chart Anatomy

• Muscle: between extensor digitorum and the origin of abductor pollicis longus; includes extensor pollicis brevis.
• Nerve: posterior cutaneous nerve of forearm; deeper, posterior interosseous nerve of forearm.
• Vessels: posterior interosseous artery and vein of forearm.

bubble_chart Manipulation

Perpendicular insertion is 0.5~1 cun, Moxibustion with moxa cone is 3~5 cun, moxibustion with moxa stick is for 5~15 minutes.

bubble_chart Efficacy

Improve hearing.

• Classical: headache, drowsiness, deafness, acute aphonia, toothache, arm Bi-syndrome with inability to lift,, acute lumbar sprain, internal deficiency.
• Modern: anesthesia point for lung resection surgery.

bubble_chart Combinations

• Acute aphonia: Sanyangluo (TE8), Zhigou (TE6), Tonggu.
• Headache: Fengchi (GB20), Sanyangluo (TE8).
• Lung resection surgery acupuncture anesthesia formula: Sanyangluo (TE8) and through Ximen (PC4).