LR-5 - Woodworm Canal
蠡沟 - Lǐ gōu
Point Region: Shin
LR-5 Ligou, meaning 'Woodworm Canal,' is the Luo-Connecting point of the Liver channel. Located on the leg, this point is a 'woodworm canal' that helps to regulate the body's internal energy and restore a sense of balance. Its name, 'Woodworm Canal,' alludes to its ability to bring a sense of order and harmony to the body's entire system.
Think of Ligou as a point that helps to 'clear the canal' of your body. It's invaluable for addressing issues like a restless spirit, a feeling of 'heat' in the body, and a lack of vitality. By regulating the body's internal energy, it helps to restore a sense of ease and freedom.
By regulating the body's internal energy, LR-5 helps to restore a sense of balance and inner peace. It's a point that reminds us that our true power comes from a calm and unburdened body.
Location & How to Find
Anatomical Location: Located on the medial lower leg, along the Liver channel pathway.
How to Locate:
- Find the bony bump on the inner side of your ankle
- Measure 5 finger-widths up from this ankle bone
- Stay on the inner edge of your shin bone
- The point is behind the shin bone at this level

Primary Functions
Liver & Gallbladder System
- Regulates liver qi and blood circulation
- Treats liver qi stagnation in lower body
- Harmonizes liver and kidney relationship
- Supports liver detoxification function
Reproductive System
- Treats irregular menstruation and amenorrhea
- Addresses vaginal discharge and infections
- Regulates reproductive hormones
- Treats genital itching and inflammation
- Supports reproductive health
Urinary System
- Treats urinary retention and dysfunction
- Regulates bladder function
- Addresses urinary tract infections
- Improves kidney-bladder coordination
Emotional & Mental
- Reduces anxiety and emotional tension
- Calms irritability and frustration
- Stabilizes mood fluctuations
- Promotes emotional balance
Musculoskeletal System
- Relieves lower leg pain and stiffness
- Treats calf muscle tension
- Improves leg circulation and flexibility
Digestive System
- Treats abdominal pain and distension
- Improves digestive qi circulation
- Harmonizes middle burner function
Clinical Applications
Primary Indications
- Genital pain
- Vaginal discharge
- Irregular menstruation
- Anxiety
- Reproductive problems
- Emotional stress
- Menstrual disorders
- Pelvic pain
Related Health Concerns
Common Conditions:
Related Acupoints
Select a point to learn about its location, primary functions, clinical applications, and protocols.
LR-5 Protocols
N/A
Important Precautions
- Pregnancy
- Recent leg surgery
- Severe reproductive disorders