crossing point: the meeting of Yin dimension and conception vessel (CV).

[Origin]

Lian, Tongyu, tide; spring, Shuiquan (KI5). The point is close to the sublingual gland and is related to body fluids. It is also called a spring-like place where meridian qi originates, hence its name. The cave is located in the depression on the upper edge of the hyoid bone, so it is also called "tongue base" and "benchi".

[Location]

Lianquan (CV23) acupoint
(quoted from "Meridians and Acupoints")

• Zhenjiu Jiayi Jing: "Under the chin, above the throat, and below the tongue."
• Waitai Miyao as "tongue versionperiod".

[Anatomy]

• Muscles: mylohyoid muscle, geniohyoid muscle, tongue body.
• Nerve: Lingual nerve, branches of hypoglossal nerve.
• Vessels: lingual artery and vein.

[Manipulation]

Oblique insertion 0.5~1 inch to the base of the tongue, or 0.5~1 inch oblique insertion to both sides. moxa cone moxibustion 3 to 5 times, moxa stick warm moxibustion for 15 to 20 minutes.

[Efficacy]

Sharp mouthpiece.

• Classical: sublingual swelling and pain, difficulty in glossopharyngeal, tongue drooling, aphtha tongue, stiffness of mouth, rapid retraction of tongue base, difficulty in eating, hoarseness, muteness, astringent speech, chest pain, cough Gas, wheezing and vomiting.
• Modern: Pharyngitis, acute throat wind, plum-stone qi (globus hystericus), aphonia, vocal cord disease, glottal muscle spasm, soft palate paralysis, pseudobulbar palsy, aphasia, hysteria, tonsil swelling and pain, acute mumps.

[Recipe]

• Difficult to speak with sublingual swelling and salivation: Lianquan (CV23), Rangu (KI2), Yingu (KI10).
• chest pain: Lianquan (CV23), Zhongfu (LU1).
• Swelling and pain under the tongue: Lianquan (CV23), Zhongchong (PC9).