Yinmen

1. 01With the patient prone, locate this point on the posterior thigh, 6 cun directly distal to UB-36 Chengfu.
2. 02On the posterior thigh, in the hollow between the hamstring muscles, on the line joining UB-36 Chengfu and UB-40 Weizhong, 6 cun below Chengfu and 8 cun above Weizhong.

1. 01A straight insertion of 2–3 cun produces a numb, electric-shock-like sensation that may spread to the buttock or foot.
2. 02Insert perpendicularly to a depth of 1–2 cun.
3. 03Needle perpendicularly 1–1.5 cun.
4. 04Moxibustion may be used.

• ·Activates the channel
• ·Relieves pain
• ·Strengthens the lumbar spine

• ·Low back pain
• ·Herniated disc
• ·Sciatica
• ·Headache at the back of the head
• ·Lower-limb paralysis
• ·Paralysis
• ·Low back pain that restricts bending and straightening
• ·Distention on the outer side of the thigh
• ·Hemiplegia
• ·Stiffness and pain of the lumbar spine
• ·Bi and Wei syndromes of the lower limb
• ·Watery diarrhea
• ·Infantile paralysis
• ·Inability to flex the back or lie face down
• ·Stiffness and pain in the hip, back and thigh
• ·Paralysis of the muscles that extend the hip and flex the knee

This point is commonly used for pain that radiates down the back of the leg.