[Origin]
Four means openness in all directions; white, Guangming (GB37) is clear. It mainly treats eye diseases, and acupuncture can enhance vision, hence the name.
[Location]
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Sibai (ST2) acupoint
(quoted from "Meridians and Acupoints")
On the face, the pupil is straight downward, in the depression of the infraorbital foramen. On the midline of the eye, one inch below the eyelid margin, the midpoint of the line connecting the tip of the nose and the outer canthus.
[Anatomy]
- Muscle: between the orbicularis oculi muscle and the quadratus labii superioris muscle.
- Nerve: Infraorbital nerve, zygomatic branch of facial nerve.
- Blood vessels: branches of facial artery and vein, infraorbital artery and vein.
[Manipulation]
Perpendicular insertion 0.3～0.5 inches. No moxibustion.
[Efficacy]
dispelling wind, improving vision.
- Classical: red and painful eyes, nebula, twitching eyelid (blepharospasm), tearing, blurred vision, palpebral margin itching, crooked eyes and mouth, headache, vertigo.
- Modern: Facial nerve palsy, trigeminal neuralgia, keratitis, rhinitis and cholangioascariasis.
[Recipe]
[Other related items]
