Dubi 犢鼻
In the hollow on the outer side of the patellar ligament.
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Location and structures come from our 3D model; only the drawing style was refined with AI. Labels are added by us.


Iliotibial tract · Patella · Tibia
Rendered straight from the 3D model at the computed location. The glowing ring marks Dubi.
On this page
1Where is Dubi?
In the hollow on the outer side of the patellar ligament.
With the knee bent, it is the dip below and outside the kneecap.
Iliotibial tract · Patella · Tibia
2How do I find it on my body?
- Sit and bend the knee.
- Find the thick band from the lower tip of the kneecap down to the shinbone (patellar ligament).
- Press the hollow on its outer side.
- patellar ligament
- The thick, tough band from the lower tip of the kneecap to the bump on the front of the tibia. Bend the knee and you feel it as a tight cord below the middle of the knee, with a hollow on each side.
3Before you press
- If the knee is swollen, hot or freshly injured, see a clinician before pressing.
- Avoid broken or swollen skin and press only to a comfortable level.
- Acupressure is not a substitute for medical care.
4How has it been used traditionally?
- The name joins du (calf) and bi (nose): the two hollows below the kneecap likened to a calf's nostrils.
- It is the starting point for measuring ST36 to ST39.
From traditional texts — not a claim of effect.
5Alternative location
Chinese standard (2021) differs · China's 2021 standard specifies a 45° knee bend for locating it (WHO says only that the knee is flexed).
?FAQ
Where exactly is Dubi?
In the hollow on the outer side of the patellar ligament. With the knee bent, it is the dip below and outside the kneecap.
How do I find Dubi?
Sit and bend the knee. Find the thick band from the lower tip of the kneecap down to the shinbone (patellar ligament). Press the hollow on its outer side.
What should I watch out for?
If the knee is swollen, hot or freshly injured, see a clinician before pressing. Avoid broken or swollen skin and press only to a comfortable level. Acupressure is not a substitute for medical care.
Sources
- Location: WHO Standard Acupuncture Point Locations in the Western Pacific Region (2008), p. 63
- Standard comparison: Chinese national standard GB/T 12346-2021 (Nomenclature and location of meridian points)
- Korean anatomical terms and locating tips: KMCRIC Standard Acupoint DB (Korea)
- Classification cross-check: AcuAtlas dataset (CC BY 4.0)
- Safety: Chinese Medicine Council of New Zealand, Safety in Clinical Practice Guidance (2023)
- 3D: computed on Z-Anatomy (CC BY-SA 4.0) · BodyParts3D © DBCLS
Positions computed from the WHO standard locations (2008) on Z-Anatomy (CC BY-SA 4.0) · BodyParts3D © DBCLS. For reference only — not a substitute for diagnosis or treatment. See a clinician if you are unwell.