L9 Tai Yuan ( ShuStream and Yuan Primary Point , Influential Point of Vessels , P9 )

Location At the radial end of the transverse crease of the wrist , in the depression on the lateral side of the radial artery .

Indications Cough , asthma , hemoptysis , sore throat , palpitation , pain in the chest , wrist and arm .

Method Puncture perpendicularly - 0 . 2 - 0 . 3 inch . Avoid puncturing the radial artery . Moxibustion is applicable .

Vasculature The radial artery and vein .

Innervation The lateral antebrachial cutaneous nerve and the superficial ramus of the radial nerve .