How to find
This point is best located with the patient’s knee slightly flexed. Find the midpoint of the popliteal crease (BL 40 (Middle of the Crook)) and locate BL-39 approximately 1 cun lateral in a depression medial to the tendon of the long head of the biceps femoris muscle. Located on the same level is BL 40 (Middle of the Crook) at the centre of the popliteal crease.
At the lateral end of the popliteal crease, on the medial side of the tendon of the long head of the biceps femoris muscle, 1 cun lateral to BL 40 (Middle of the Crook) (in the centre of the popliteal crease).
- Harmonizes the Triple Heater and regulates the water passages
- Opens the channel and the luo vessels, alleviates pain
Lower he-sea point of the Triple Heater