Meaning

Chang, long; qiang, strong.

The spinal column is long and strong. The point is at the lower and of the spinal column.

Location

midway between the tip of the coccyx and the anus.

Indication

treating disorders of the anus and rectum: prolapse of rectum, rectitis, tenesmus, prolapse of hemorrhoids.

Method

puncture obliquely backwards up 0.8-1cun. Deep insertion should be avoided in order not to hurt the rectum.

Remarks

Luo-Connecting Point of the Du Channel