Indications: hoarseness, aphonia, laryngitis, tonsillitis, goiter and sore throat.

Acupoint selection: one point in the middle of the knee, one point and two points below it.

Principle and application demonstration:

1. aphonia point has a miraculous effect on aphonia and hoarseness. It is also effective in treating tonsillitis, goiter and sore throat.

2. The point of aphonia is on the knees. During acupuncture, the spleen meridian is pricked along the skin to the kidney meridian, which all reach the throat, and in the upper part of the calf, the hologram corresponds to the throat, so the effect of treating laryngeal diseases, especially aphonia, is excellent.