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TB-17 Wind Screen
翳风 〔翳風〕yì fēng
Channel: TB, Hand Lesser Yáng (shào yáng) Triple Burner Channel
Modern location: An acupoint located underneath the earlobe, in the hollow between the mandible and the mastoid process.
Classic location: In the depression behind the tip of the ear. When the point is pressed it causes pain in the ear. (Zhēn Jiǔ Dà Chéng)
Local anatomy: The posterior auricular artery and vein, the external jugular vein. The great auricular nerve; deeper, the site where the facial nerve issues from the stylomastoid foramen.
Action: Courses wind and discharges heat; frees the orifices and sharpens the hearing; quickens the network vessels and relieves pain.
Modern indications: Tinnitus; deafness; deviated eyes and mouth; clenched jaw; toothache;
Classic indications: Jaw pain; deviated eyes and mouth; tetany; clenched jaw preventing speech; red and white eye screens; poor eyesight; all wind diseases.
Needle stimulus: Needling: 0.5‒1.0 cùn perpendicular insertion. Moxa: 3‒5 cones; pole 5‒10 min.
Needle sensation: Localized twinge and distension, sometimes spreading into the region of the throat or radiating into the ear.
Point groups: Intersection point (jiāo huì xué) of the gallbladder and triple burner channels.
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