BL22 - Sanjiaoshu (Urinary Bladder Point 22)
Point features
Where is it located
BL22 is located 1.5 cun lateral to the lower border of the spinous process of the first lumbar vertebra (L1), in the upper lumbar region.
The location is often not easily identifiable on 2D maps.
Explore BL22 in the iaomai 3D model
Discover the interactive view
Discover the interactive view
Functions
- Regulates the Triple Burner
- Promotes fluid transformation
- Warms the Lower Jiao and drains Dampness
- Further information available in the app
What is it for
- Swelling
- Urinary retention
- Abdominal edema
- Lower back pain related to fluid stasis
- Further information available in the app
In the app, you can explore all the conditions treatable with BL22, its interactions with other points, and its relation to classical TCM.
Curiosity
'Sanjiaoshu' is the Shu point of the Triple Burner (San Jiao) and is frequently used to restore fluid metabolism in the body, especially in the Lower Jiao.
AcupointsMap -
The iáomai module dedicated to acupuncture
Tools and content for advanced exploration of points
Main
Meridians
External paths
Main
Meridians
Internal paths
Luo-connecting
Meridians
Distinct
Meridians
Muscle-tendon
Meridians
Extraordinary
Meridians
Easy access to content directly from the mannequin with meridians and points.
What you can find with AcupointsMap:
- Interactive 3D visualization of the point
- Complete functions and therapeutic indications
- Needle insertion methods and detailed localization
- Complete pathway of the meridian of Urinary Bladder
- Main, Luo, Divergent, Muscle and Extraordinary Meridians
- Associated pathology sheets
- Treatment management on patients and connection with the 3D mannequin
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