Counter-vein is the counter-vein, is a physiological variation of the pulse position, the radial artery travels in the dorsal side of the wrist joint, so the location of the pulse cutting also corresponds to the back of the mouth of the inches. Chinese medicine cut diagnosis generally take inches mouth diagnosis, refers to the cut press radial bone stem protrusion medial section of the radial artery beat, according to its pulsation image, in order to speculate on the human body physiological, pathological state of a diagnostic method. A few people’s pulse is not seen in the inches of the mouth, if the pulse appears in the inches of the mouth of the dorsal side, known as anti-Guan pulse. Antiguan pulse is a physiological specific pulse position, that is, the anatomical position of the radial artery variation, not a disease pulse. Even if there are physiological variations in the pulse position, as long as the rhythm is neat, powerful without losing softness, gentle without losing strength, and the ruler sinks to take a strong finger, it is the stomach, the spirit, the root of the performance, indicating that the internal organs do not weaken, the spirit of qi and blood is not extinguished, although the disease is still light and shallow, the positive qi is not injured, the vitality is still there, and the prognosis is good. If there is a need for pulse diagnosis, it is recommended to go to a regular medical institution and consult a professional Chinese medicine practitioner in an outpatient clinic.