H4 Lingdao ( JingRiver Point , C4 )

Location When the palm faces upward , the point is on the radial side of the tendon of m . flexor carpi ulnaris , - - 1 . 5 cun above the transverse crease of the wrist

Indications Cardiac pain , spasmodic pain of the elbow and arm sudden loss of voice .

Method Puncture perpendicularly - 0 . 3 - 0 . 5 inch . Moxibustion is applicable

Vasculature The ulnar artery .

Innervation The medial antebrachial cutaneous nerve ; on the ulnar side , the ulnar nerve .