The lungs lie beneath: gentle pressure only, never hard or sharp.
大杼 Dazhu
“Great Shuttle” · BL11
Foot Taiyang · 11 of 67 · eight-influential point
Where. Below the first bump under the knobbly neck bone (C7), two finger-widths to each side of the spine.
For. Stiff neck; shoulder and upper-back ache; cough.
Press. Ask a partner to press gently with a thumb, about a minute each side.
Caution. The lungs lie beneath: gentle pressure only, never hard or sharp.
大杼，在項第一椎下，兩傍各一寸五分陷者中按 · Press with me
Six slow breaths
About a minute. Press as you breathe out, ease as you breathe in.
鄰 · Neighbouring leaves
Where Dazhu Stands on the Upper Back
The dataset places Dazhu on the back, below the spinous process of the first thoracic vertebra, 1.5 cun lateral to the posterior midline. Unpacked for everyday hands: run a finger up the centre of the back and it climbs a seam of small knuckle-like ridges — those are spinous processes, the rearward tips of the vertebrae stacked into the spinal column. Dazhu waits beside the very first ridge of the chest series, set off to either side. A cun, as elsewhere on this site, is the traditional proportional unit of point location, taken from the person being examined rather than from a ruler; one and a half cun is customarily measured as the combined breadth of the index and middle fingers held together at their knuckles.
The neighbourhood makes the address easier to trust. At the junction of neck and shoulders stands the most prominent bump of the upper spine, the seventh cervical vertebra, which glides visibly under the skin when the head turns or bows; the registry’s record for Dazhui (GV14) places that vessel’s point in the hollow directly beneath it. One ridge further down begins the twelve vertebrae of the chest, and Dazhu flanks the first of them on both sides — a matched pair standing like gateposts either side of the midline. One vertebral level lower, the catalogue sets Fengmen (BL12). The two levels sit close enough that careless searching finds one while meaning the other, so the starting landmark matters.
What lies beneath the skin here deserves a respectful glance before any touching begins. This is high ground: the upper fibres of the trapezius muscle sweep across the top of the rib cage, and beneath them the lungs reach further upward than most people imagine — their uppermost tips climb behind the collarbones toward the root of the neck. The recorded caution attached to this point says exactly that, and it colours everything a home practitioner does here: the territory is rich, the margin above anything delicate is real, and every sensible habit at Dazhu follows from staying close to the surface.
A Self-Palpation Walkthrough
Sit upright on a firm chair and bow the head forward, letting the neck soften; the prominent knob at its base should stand out plainly, and turning the head side to side confirms it moves while the shoulders stay still. Rest a fingertip on that bump, then walk straight down the midline one ridge — the first ridge of the chest series, the first thoracic vertebra. From its lower edge, measure outward: press the index and middle fingers of your other hand together at the knuckles, lay them sideways against the spine, and the far edge marks the level of Dazhu. Search both sides; the point exists as a symmetrical pair.
A few quiet confirmations help before pressing starts. Compare sides with feather-light touch: many people notice a faint, dull awareness at the true spot and little sensation half a finger-width away. Check the horizontal distance too: the right address sits clearly off the midline, on the soft band of muscle that runs parallel to the spine — not in the narrow valley hugging the bone, nor drifted outward toward the shoulder blade. Breathe slowly and notice the area shift faintly under resting fingertips; even high on the back, the rib cage joins every breath.
Two classic mistakes account for most misses. The first is counting the prominent neck bone itself as the first chest vertebra, which shifts the whole search upward by one level — treat the neck bone as number zero, and begin counting below it. The second is letting the searching finger drift: outward onto the inner border of the shoulder blade, or inward into the springy cord of the midline itself. If the address stops making sense, abandon the attempt, return to the base of the neck, and begin again unhurried. The point has stood at the top of the spine through centuries of practice; it will wait out one more slow restart.
Reading the Name: Great Shuttle
The name reads cleanly once its parts are known. Da means great or large — one of the oldest and simplest characters in the language, drawn as a person standing with arms outstretched. Zhu is the shuttle of a loom: the implement that flies back and forth across the warp threads, carrying the weft and packing each new line tight, a sense dictionaries still list at the character’s core. Dazhu therefore reads as the Great Shuttle, and the pinyin renders both syllables with the same falling fourth tone — dà on the first character, zhù on the second.
The weaving image suits the geography. Seen from behind, the line of spinous processes running down the spine recalls the beam of an old loom, and the individual bumps — small, hard, evenly strung — resemble shuttles lined up along it. Dazhu occupies the place where the woven fabric of neck meets torso, the very top of the pattern, where the largest motions of the day — turning, lifting, carrying — pull constantly at the weave. Point names in this tradition often work this way: gates, valleys, courtyards and tools compress a location and its working life into two syllables. A shuttle in particular implies patient repetition, the same pass made again and again — fitting for a station where the neck’s constant small motions meet the trunk’s steadier frame.
The dataset’s category line adds a second title: Dazhu is recorded among the eight influential points. Classical teaching gathered the body’s fundamentals into eight offices — one each for the organs, the bowels, qi, blood, sinew, the vessels, bone, and marrow — and appointed a single gathering place for each. To Dazhu fell the office of bone. Whatever else the old records discuss here, they kept returning to bone: the indication lists carry a plain bone-pain entry, and later commentators read much of the point’s character through that appointment. The category is doctrinal furniture rather than a modern claim, recorded here because the tradition carried it wherever the point travelled — and because it explains an otherwise puzzling line in the list below.
Traditional Indications, Explained
Read as a record rather than a prescription, the dataset’s actions are: cough, stiff neck, shoulder and back pain, bone pain, and fever with headache. Each has a traditional reading. Cough belongs to the broad portfolio the bladder channel’s line beside the spine carried in classical practice, reached for when external chill seemed to lodge at the body’s surface. Stiff neck — the familiar guarded morning turn that refuses to loosen — and the wider complaint of shoulder and back ache sit squarely in the channel’s own territory, which crosses the head and descends the length of the back.
That territorial logic deserves a sentence of its own. The site’s meridian notes describe the bladder channel setting out at the inner corner of the eye, crossing the head, and running down the back to the little toe — the longest of the classical pathways. Its uppermost stretch passes precisely where Dazhu lives, flanking the top of the spine where neck becomes back. Discomfort along that stretch was therefore discussed at points placed along the route, and Dazhu, first of the paired lateral line, opens the conversation. Bone pain follows naturally from the influential-point appointment described above; fever with headache reflects the old view of the upper back as part of the body’s defensive surface — the layer classical thought called wei qi.
It bears repeating plainly: these are the traditional uses recorded in the licensed dataset, offered for cultural and historical understanding. They are not statements that pressing this point treats any condition, and nothing here replaces assessment by a qualified clinician. Where modern research touches acupressure at all, reviews suggest effects are modest and heavily context-dependent, and evidence specific to any single point remains thin. Hold the tradition lightly and the safety rules firmly — doubly so at this particular address, for reasons the safety section takes up in detail.
Self-Care Acupressure at Home
With the point located by the walkthrough above, settle the practice. Sitting astride a chair and leaning forward over its back, or lying face down, exposes the upper back and lets the shoulder muscles slacken; a partner makes reaching easier, though self-applied hands work too by wrapping the opposite arm across the chest. Rest the pads of the index and middle fingers — never the tips — on the spot beside the spine. Begin with contact alone for several slow breaths, then add small circles, letting the skin travel with the fingers rather than dragging across it. Pressure should read as pleasant dullness or spreading warmth. A common home rhythm is one to three minutes per side, once or twice daily, matched to easy exhales; finish with the other side so the pair stays symmetrical.
Quality matters more here than almost anywhere, because the ground is bony and shallow. Warm the hands first — chilled muscle guards — and choose a quiet moment over a fidgety one. The practice doubles as a posture pause for anyone whose days pile tension at the base of the neck: a minute of attention where the stiffness actually collects. People who keep such habits usually anchor them to something existing — after the morning wash, before closing the laptop — because consistency, not intensity, is what self-care traditions actually ask for.
Treat those few minutes as attendance rather than achievement. Perhaps the area feels less guarded afterwards; perhaps breathing drops a little more freely; perhaps nothing changes except that you spent ninety seconds noticing the top of your own back. Every one of those outcomes fits the honest scope of self-acupressure. What does not fit is escalation — heavier thumbs, longer sessions, pressure driven toward the ribs to force a result. At Dazhu that temptation meets its clearest refusal, because the anatomy beneath allows no second chances. When curiosity pulls toward force, answer it with gentleness, or simply stop for the day.
Cautions and Safe Practice
This point earns its caution early and plainly. The dataset’s warning reads: do not needle deeply; over-deep insertion may injure the lung (lung apex). The reason is geography, not fussiness. The lungs’ uppermost tips rise well above the collarbones, climbing behind the tissues of the lower neck and upper chest, so the structures deep to the upper back at this level lie closer to lung territory than intuition expects. Professional training manages that proximity with precise technique; home self-care manages it far more simply — by never leaving the surface at all. Fingertip pressure held in skin and superficial muscle engages none of the depth the warning addresses.
For self-care the practical rules follow. Keep contact light and strictly superficial; use finger pads only, and leave elbows, knuckles, and tools out of it entirely. Skip the point completely during a feverish illness, during acute coughing or any breathing difficulty, and over broken or irritated skin; after any recent upper-back or chest injury or surgery, wait until a clinician clears ordinary activity before resuming. Sharp, electric, or radiating sensation means stopping at once and not retrying that day. Pregnant readers, and anyone living with a lung condition, should consult a qualified practitioner before adding any new point practice — a general rule across this site, worth double weight here.
And the wider rule stands over everything: this page is educational, and acupressure is self-care, not diagnosis or therapy. Prompt medical care — not a longer pressing session — is the right response to a cough persisting beyond a few weeks, breathlessness, chest pain, a fever that will not settle, a stiff neck that followed a fall or impact, or any numbness, tingling, or weakness spreading into the arms or legs. Persistent symptoms belong with a licensed practitioner, Western or East Asian medical as the complaint suggests. The Great Shuttle has woven its image across centuries; for most people its safest gift is a calmer, better-known upper back, handled gently and honestly.
Dazhu, the Great Shuttle, stands at the very top of the back where neck becomes torso, a paired point riding beside the spine below the first thoracic vertebra. Classical practice reached for it in cough, stiff neck, and shoulder and back pain, honouring it as the gathering place of bone. This guide walks through finding it and pressing it gently.
Cautions from the classical sources
- Keep insertion shallow; going too deep can puncture the top of the lung.
Self-care limits
Frequently asked
- How do I find Dazhu without counting vertebrae?
- Lean on the moving landmark instead of arithmetic. Bow the head and find the single most prominent bump where neck meets shoulders; turning the head confirms it shifts while the shoulders do not. Drop exactly one ridge straight down the midline, then lay two joined fingertips sideways against the spine and step to their far edge, on both sides. For surface-level self-care, landing within a finger-width of the recorded spot changes nothing that matters — gentleness, not precision, carries the practice.
- Is pressing Dazhu myself actually safe?
- Gentle fingertip pressure held on the surface is generally reasonable self-care for healthy adults, because it works in skin and superficial muscle, far short of the structures the recorded warning protects. The caution concerns deep professional techniques that could reach the lung’s upper tip — a category home acupressure never approaches. Honour the stop signals regardless: sharp pain, electric or radiating sensation, or discomfort that builds all mean finishing immediately.
- What did classical practice use Dazhu for?
- The traditional record lists cough, stiff neck, shoulder and back pain, bone pain, and fever with headache. Classical teaching additionally appointed it the gathering place of bone among the eight influential points, which is why skeletal complaints anchor its historic portfolio alongside the channel-line items. These are traditional frameworks documented for cultural context, not evidence-backed treatment claims.
- Why does a bone-gathering point also appear in cough and fever records?
- Because the tradition ran two overlapping filing systems. The influential-point doctrine sorts points by the fundamental tissue or substance each serves; channel theory sorts them by the pathway they sit on. Dazhu holds office in the first system and sits on the bladder channel’s upper-back stretch in the second, so respiratory and surface-heat entries entered its record through the channel door even as bone complaints arrived through the doctrinal one. Neither list cancels the other; neither promises an effect.
- Can acupressure at Dazhu replace seeing a doctor about my cough or stiff neck?
- No. Self-acupressure is a comfort practice, not a diagnostic instrument, and symptoms carrying red flags — breathlessness, chest pain, coughing blood, a fever that will not settle, a cough lasting past a few weeks, or neck trouble beginning with injury — need professional assessment promptly. Think of daily self-care and clinical medicine as different floors of one building: routine maintenance downstairs, the consulting room upstairs. Visiting one floor never abolishes the other.
Sources
- 01WHO Standard Acupuncture Point Locations in the Western Pacific Region (2008), World Health Organization — nomenclature conventions.
- 02A Manual of Acupuncture, Peter Deadman, Mazin Al-Khafaji and Kevin Baker — point-name tradition, influential-point theory, and channel context.
- 03aijiu-mpvue (MIT License) licensed dataset, entry for BL11 Dazhu — location, point class, actions, and caution record.
Last reviewed
牌記This leaf, for machines
Old books ended with a colophon saying who printed them. Every leaf here carries the same facts as structured data for agents and search, with no layout in the way.
- GET /en/points/bl11/leaf.json
- GET /zh-hant/points/bl11/leaf.json
- GET /zh-cn/points/bl11/leaf.json
- /llms.txt — the index of every leaf
- JSON-LD in the page: MedicalWebPage, MedicalEntity and FAQPage
{
"id": "BL11",
"name": {
"en": "Dazhu",
"gloss": "Great Shuttle",
"zh-Hant": "大杼",
"zh-Hans": "大杼"
},
"channel": {
"id": "BL",
"order": 11,
"of": 67
},
"location": {
"text": "Below the first bump under the knobbly neck bone (C7), two finger-widths to each side of the spine."
},
"for": [
"stiff neck",
"shoulder and upper-back ache",
"cough"
],
"press": {
"text": "Ask a partner to press gently with a thumb, about a minute each side.",
"seconds": 60,
"sides": "both"
},
"cautions": [
"The lungs lie beneath: gentle pressure only, never hard or sharp."
],
"source": "Zhenjiu Jiayi Jing, book 3",
"url": "https://acupoints.com/en/points/bl11",
"lastReviewed": "2026-08-24"
}