Location Anterior to the angle of the mandible, on the anterior border of the attached portion of muscle masseter, in the groove like depression appearing when the cheek is bulged or 0.5 cun below Jiache (ST-6), a groove appears when the mouth is closed tight and the cheeks are blown.
Local Anatomy: Anterior to the angle of the mandible, on the anterior border of the masseter muscle, in the groove like depression appearing when the cheek is bulged 0.5 cun anterior to ST-6.
Vasculature: The facial artery and vein.
Innervation: The facial and buccal nerves.
Martial Arts Usage
108 Vital Point
Attack Nervous System
Sealing the Blood
Traditional Chinese Medicine (TCM) Classes
Intersection Point of the Gall Bladder Meridian
Meeting of the Stomach with the Liver Divergent Meridian
Meeting of the Stomach with the Gall Bladder Divergent Meridian
Trigger Point of the Masseter muscle
Attack Method: Obliquely 0.3 – 0.5 inch. Slanted insertion 0.5 – 0.8 inch. Don’t puncture the artery. Angle is 15°.
Description A strike to the jaw here will disrupt the brain and can cause dizziness and confusion. Strikes here are able to send a lot of Yang Qi into the brain.
A medium power strike may result in knock out while a more powerful strike can break the jaw.
This point is also associated with ST-9 by way of ST-1 and ST-8. Its correlation with ST-9 will cause knock out via the carotid sinus stopping the blood pressure. Moreover, there are vagus nerve endings that enter the base of the stomach.