Location & How to Find

Anatomical Location: On the anterior aspect of the leg, 9 cun below the patella and one finger-breadth lateral to the tibia's anterior crest.

How to Locate:

  1. Find the bottom of your kneecap
  2. Measure 9 finger-widths straight down from the kneecap
  3. Move 1 finger-width toward the outside of your leg from the shin bone
  4. The point is in the muscle next to your shin bone
Location illustration for On the anterior aspect of the leg, 9 cun below the patella and one finger-breadth lateral to the tibia's anterior crest.

Primary Functions

Digestive System

  • Treats small intestine disorders and inflammation
  • Relieves abdominal pain and cramping
  • Improves intestinal absorption and function
  • Treats chronic diarrhea and digestive weakness

Musculoskeletal System

  • Treats lower leg weakness and pain
  • Relieves muscle tension and spasms
  • Improves leg strength and mobility

Urinary System

  • Treats urinary disorders and retention
  • Relieves bladder dysfunction

Immune & Energy System

  • Strengthens digestive qi and overall vitality
  • Improves nutrient absorption and energy production

Select a point to learn about its location, primary functions, clinical applications, and protocols.

ST-39 Protocols

N/A

Important Precautions

  • Recent leg surgery
  • Severe breast infections
  • Acute intestinal disorders