Tianzhu 天柱
Back of the neck, in the hollow just outside the trapezius muscle.
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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.


Axis c2 · Splenius capitis muscle · Ascending part of trapezius muscle · Obliquus inferior capitis muscle
Rendered straight from the 3D model at the computed location. The glowing ring marks Tianzhu.
On this page
1Where is Tianzhu?
Back of the neck, in the hollow just outside the trapezius muscle.
The height matches the upper edge of the C2 spinous process.
Axis c2 · Splenius capitis muscle · Ascending part of trapezius muscle · Obliquus inferior capitis muscle
2How do I find it on my body?
- Slide a fingertip down the midline from the base of the skull. The first large spinous process you clearly feel is C2.
- Take the height of its upper edge.
- At that height, move outward over the thick neck muscle (trapezius).
- ascending part of trapezius
- The lower part of trapezius. It starts at the middle and lower back bones and slants up to the spine of the shoulder blade, pulling the blade down.
- splenius capitis
- A flat, strap-like muscle at the back of the neck, under trapezius. It slants up from the lower neck and upper back bones to the mastoid process and back of the skull, and tips and turns the head.
- spinous process
- The bony spike sticking backward from the middle of each spine bone. The row of bumps you feel down the middle of the back is these, and they serve as the counting marks for back points.
3Before you press
- This is the back of the neck.
- Do not press hard or twist the neck while pressing.
- Sudden severe headache or dizziness, or weakness on one side: call emergency services at once — do not try acupressure.
- 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 means 'heaven's pillar' — beside the neck column that holds up the head.
From traditional texts — not a claim of effect.
?FAQ
Where exactly is Tianzhu?
Back of the neck, in the hollow just outside the trapezius muscle. The height matches the upper edge of the C2 spinous process.
How do I find Tianzhu?
Slide a fingertip down the midline from the base of the skull. The first large spinous process you clearly feel is C2. Take the height of its upper edge. At that height, move outward over the thick neck muscle (trapezius). there is a hollow just beyond its outer edge.
What should I watch out for?
This is the back of the neck. Do not press hard or twist the neck while pressing. Sudden severe headache or dizziness, or weakness on one side: call emergency services at once — do not try acupressure. 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. 104
- Standard comparison: Chinese national standard GB/T 12346-2021 (Nomenclature and location of meridian points), p. 17 — same location
- Korean anatomical terms: KMLE medical dictionary
- Traditional-use cross-check: AcuAtlas dataset (CC BY 4.0)
- Classical record: Zhenjiu Jiayi Jing vol. 3, sec. 6
- 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.