Skin-subcutaneous tissue-sternocleidomastoid muscle-splenius muscle of head-longest muscle of head.
In the superficial layer, there are the branches of the great auricular nerve. In the deep layer, there are the deep cervical artery and vein.
Sit upright with one's head inclined slightly forword; firstly, locate YifengTE17 (Yifeng (TE17)), 1 cun posterior to YifengTE17 (TE17), on the anteroinferior side of mastoid process.
Improving eyesight and tranquilizing the mind.
Eye diseases, tinnitus, vertigo, and insomnia.
Combined use with YintangEXHN3 (EX-HN3), NeiguanPC6 (Neiguan (PC6) Luo-Connecting Point the Eight Confluent Point), SanyinjiaoSP6 (Sanyinjiao (SP6)) for treatment of insomnia; with FengchiGB20 (Fengchi (GB20)), QiuhouEXHN7 (EX-HN7) for treatment of optic atrophy; with SiduTE9(Sidu (TE9)), FengchiGB20 (GB20), YamenGV15 (Yamen (GV15)), NeiquanPC6 (PC6), TaichongLR3 (Taichong (LR3) Shu-Stream, Yuan-Source Point) for treatment of vertigo; and with ChengqiST1 (Chengqi (ST1)), YuyaoEXHN4 (EX-HN4), SizhukongTE23 (Sizhukong (TE23)), JingmingBL1 (Jingming (BL1)) for treatment of myopia.
Insert the needle perpendicularly to a depth of 0.5-1 cun deep, inducing local distension or electric shock-like sensation; moxibustion: using 3-5 moxa-cones, or mild moxibustion for 5-10 min.