How to find
First, locate the spinous process of C7. From there, count down four spinous processes to the lower border of the spinous process of T4. Measure 1.5 cun laterally to locate BL-14 on the highest point of the paraspinal musculature. Or: With the patient seated and their arms hanging down, the spinous process of T3 is generally on the level of the medial end of the scapular spine. The next spinous process in an inferior direction belongs to the T4. Locate BL-14 1.5 cun lateral to the midline. Located on the same level are a point of Ex-B-2 (0.5 cun lateral to the midline) and BL 43 (Vital Region Shu) (3 cun lateral to the midline).
1.5 cun lateral to the posterior midline, on the level of the lower border of the spinous process of the 4th thoracic vertebra (T4).
- Regulates and tonifies the Heart
- Unbinds the chest, regulates the Qi
- Calms the Shen
Back-shu point of the Pericardium