Never into the ear canal; not with ear discharge or infection.
耳門 Ermen
“Ear Gate” · TH21
Hand Shaoyang · 21 of 23
Where. In front of the ear, at the notch above the small flap, in the dip that opens when the mouth opens.
For. Ear pain; ringing ears; toothache.
Press. Feather-light fingertip touch, about a minute each side.
Caution. Never into the ear canal; not with ear discharge or infection.
耳門，在耳前起肉當耳缺者按 · Press with me
Six slow breaths
About a minute. Press as you breathe out, ease as you breathe in.
鄰 · Neighbouring leaves
Where Ermen Sits Beside the Ear
On the face, level with the upper part of the ear’s leading edge, Ermen occupies ground the dataset describes precisely: anterior to the supratragic notch, behind the condyloid process of the mandible, in a depression that appears when the mouth is opened. Three landmarks carry that sentence. The tragus is the small flap of cartilage standing guard before the opening of the ear canal; the supratragic notch is the tiny dip just above it, where the tragus gives way to the body of the upper ear; and the condyloid process is the rounded knob atop the lower jaw that slides forward each time the mouth opens. Ermen lives in the pocket of space these structures enclose — no cun measurements required, which makes this one of the more forgiving locations in the whole channel to learn.
The mouth-opening clause is not decoration; it is the whole trick of the location. With the teeth together, the condyloid process sits back in its socket and fills much of the space in front of the upper ear, leaving little to feel but firm contour. Ask the mouth to open slowly and the knob glides forward and downward, vacating its seat — and the soft depression behind its new position announces itself under a resting fingertip. Classical location writing built this little piece of applied mechanics into the definition of the point precisely because the hollow exists only in motion. Anyone can confirm it in a mirror in a matter of seconds: watch the area in front of the upper ear while opening wide, and see the contour change shape.
On the map of the san jiao channel, Ermen is the twenty-first of twenty-three points. The registry summarizes the course in one line: the channel runs from the ring finger up the outer arm to the temple — climbing out of the hand, ascending the limb’s outer border, and arriving beside the ear before turning toward its endpoint. Ermen stands at the ear’s own doorway along that climb, and the next point, Erheliao (TH22), carries the line onward toward the posterior border of the temple hairline. Knowing the sequence steadies the fingers: when you find the hollow in front of the upper ear, you stand where twenty-one stops of traveling qi finally reach the threshold of their destination.
A Self-Palpation Walkthrough
Sit comfortably upright and let the jaw hang loose — clenching hides everything you want to feel. Rest the pad of your index finger gently on the tragus, the small cartilage flap in front of the ear canal opening. Slide upward off its top edge into the tiny dip just above: that dip is the supratragic notch, and the search ends a few millimeters ahead of it, toward the cheek. Now test the terrain. Open and close the mouth slowly and feel the rounded knob of the jaw joint glide forward beside the fingertip, then retreat. Settle the pad into the hollow that opens behind the knob while the mouth is partly open, then close the lips softly around the settled finger. Repeat with hands swapped so both sides receive equal attention.
A few confirmations steady the search. Compare sides with the eyes closed: the hollow should sit at the same height on both sides of the face, directly in front of the upper curve of the ear. Touch feather-light and notice how the spot distinguishes itself — many people register a faint, deep-seated awareness at the true hollow that a finger-width away does not share. Keep the jaw slack throughout; a clenched jaw drags the knob forward early and blurs the contrast between opened and closed. And check the neighborhood: the location belongs high on the ear’s front edge, well above the soft lobe, not down among the plusher hollows near the angle of the jaw.
Two slips account for most misses. The first is wandering forward into the cheek or the temple hairline, chasing tenderness rather than structure — the true hollow hugs the front of the upper ear and changes when the jaw moves. The second is pressing firmly to hunt for the spot; heavy contact flattens the very depression being sought and leaves the joint guarded. Search with no more weight than a coin resting on skin, let the mouth do the work, and if everything feels like flat bone, open the jaw a little wider and wait — the knob will move and reveal what was hidden.
Reading the Name: Ear Gate
The characters tell you what the tradition thought this place was for. Er 耳 means ear — one of the most pictographic characters in the language, drawn in its oldest forms as a simple outline of the organ itself. Men 門 means gate or door, and the character shows it: two upright panels set in a frame, the way a double door swings shut. Read together, Ermen is the Ear Gate — the threshold where the ear meets the world, where sound arrives and where, in the traditional view, disturbances of hearing were imagined to knock. Classical commentators read the name plainly: this is the gate through which the channel serves the ear, and the place where ear-related complaints traditionally gathered for attention.
Pinyin renders the name Ěrmén, and the two tone marks deserve character-by-character respect. The first syllable er carries the third tone — the dipping, falling-rising contour written as a small check above the vowel. The second syllable men carries the second tone, the rising lift marked by an accent slanting upward from left to right. Said in sequence, the name keeps a small natural music: a dip, then a rise, like a question asked and answered. The gate metaphor runs throughout point naming — gates, doors, passes, windows recur across every channel — and the imagery does real work: a gate is a place of comings and goings, a hub of traffic rather than a wall, and the tradition reserved it for spots where movement gathers and turns.
Position twenty-one of twenty-three places Ermen late in the channel’s long journey — arrived at the head only after the whole ascent of the arm. Its neighbor Erheliao (TH22) begins with the same character for ear and steps onward toward the posterior border of the temple hairline, closing the channel’s approach to its endpoint. That arrangement explains the name’s practicality: the tradition labeled the ear-region stops with ear-names so that a reader of an old text could reconstruct the geography from the titles alone. The Ear Gate stands at the entrance; the names beyond it chart the road around the temple. A name, in this literature, is often a map compressed into two characters.
Traditional Indications, Explained
The recorded indications read: deafness, tinnitus, purulent ear discharge, ear pain, toothache, and headache. Framed as tradition rather than promise, the Ear Gate was where classical practice reached for complaints of hearing itself — diminished hearing recorded as deafness, and tinnitus standing for the whole family of ringing, buzzing, and hissing that ears produce without the world’s help. Purulent ear discharge — the old records’ way of describing matter running from an ear — sat squarely in the same gathering, alongside plain ear pain. It is worth saying plainly what the modern reader should do differently: fluid coming from an ear today is a reason to see a clinician promptly, not a situation for self-applied pressure, and this guide returns to that boundary below.
Toothache and headache look less obvious on an ear point until the geography is consulted again. Ermen sits directly beside the jaw joint, at the hinge where chewing forces gather, and the channel it serves climbs the side of the head toward the temple. Classical reasoning therefore reached for the Ear Gate when face and head complaints were understood to travel those routes — aching teeth, one-sided head discomfort, pressure through the temple region. This is the traditional logic of channel thinking: choose points along the pathway a complaint follows. It is offered here as an account of how the old texts reasoned, documented for understanding — and not as any assurance that pressing the point settles either kind of discomfort.
It bears repeating as plainly as every module in this series puts it: these are the traditional uses recorded in a licensed dataset and classical literature, presented for cultural and historical understanding. They are not claims that pressing this point treats disease, and nothing here replaces assessment by a qualified clinician. Where modern research touches acupressure at all, reviews suggest effects are modest and depend heavily on context, and evidence specific to any single point remains thin. Hold the tradition lightly and the safety rules firmly — especially at a site as delicate as the ear, where the honest scope of self-care is narrower than over the thick muscle of a limb.
Self-Care Acupressure at Home
With the hollow found by the walkthrough above, settle in: seated, shoulders easy, jaw unclenched, breathing unhurried. Use the pad of the index or middle finger — never a fingernail, knuckle, or tool — resting on the spot with no more weight than relaxed attention. Begin with still contact for a few breaths, then add small, slow circles, letting warmth build of its own accord rather than forcing it. Sensation should read as pleasant dullness or gentle fullness, never sharpness or ache inside the joint. A common home rhythm is one to three minutes per side, once or twice daily, matched to slow exhales so each circle rides the breath out. Swap hands and repeat on the other side, keeping the two sessions symmetrical.
Quality outranks duration here even more than usual, because the neighborhood is crowded with structures that dislike rough handling: the joint capsule, the entrance of the ear canal, thin skin lying close over bone. Never press inward toward the ear canal itself, and never work the point while chewing, talking, or clenching. If the jaw feels tired after a long day of conversation, shorten the session rather than abandoning the gentleness. Choose a quiet corner over a screen; the practice doubles as a pause in which the whole face lets go — jaw, brow, and breath together. People who keep such routines anchor them to existing habits: after washing the face, or in the last minutes before sleep. Consistency, not intensity, is what self-care traditions actually ask for.
Treat the exercise as a small ceremony of attention rather than a treatment session. Across weeks, notice what changes: perhaps the jaw rides looser, perhaps the area holds less guarding, perhaps nothing shifts except that you spend a minute truly listening — to the room, and to your own face. Every one of those outcomes fits the honest scope of self-acupressure. What does not fit is escalation — pressing harder, longer, or deeper to force a result, especially anywhere near the ear. When curiosity pulls that way, return to gentleness or stop for the day. The gate works best unlatched, never battered.
Cautions and Safe Practice
This point carries a caution in the licensed record, and it deserves first position in any safety discussion. The dataset warns: do not apply moxibustion, which classical literature says causes sores. Moxibustion is the traditional practice of warming points with smoldering mugwort, and the classical texts specifically recorded that applying it here produced sores — damaged, ulcerated skin at this thin, exposed site in front of the ear. This module echoes that warning verbatim and adds the plain home version: no heat tools, no heated devices, no prolonged warmth of any kind at this point. Decisions about warming techniques belong with qualified practitioners alone; home care at Ermen stays cool, light, and brief.
The remaining boundaries follow from the site’s delicacy. Skip the point entirely during any active ear complaint — discharge, suspected infection, eczema, or broken skin in the area — and after ear or dental procedures until a clinician clears ordinary activity. Do not press through acute severe earache, and never press while hoping a worrying symptom will quietly resolve. Sudden changes in hearing, spinning dizziness, fever alongside ear pain, or swelling behind the ear all belong with prompt medical assessment, not a pressure routine. Stop at once on sharp, electric, or radiating sensation, and do not try again that day. Pregnant readers, and anyone managing chronic ear, jaw, or dental conditions, should consult a qualified practitioner before adding any new point practice.
And the wider rule stands over everything, as on every page of this guide: the material here is educational, and acupressure is self-care, not diagnosis or therapy. Persistent symptoms — an ear that keeps discharging, ringing that will not settle, hearing that seems dimmer, jaw pain that lingers — belong with a licensed practitioner, medical or East Asian medical as suits the complaint. The Ear Gate imagery is charming, but its best gift to most people is a finer acquaintance with their own face: where the jaw travels, how the ear sits, how little pressure this ground requires. Treat the gate kindly, and know when to walk through it to professional care instead.
Ermen, the Ear Gate, waits in the small hollow in front of the upper ear, where the jaw joint glides beneath a resting fingertip. Classical practice kept this point close for deafness, ringing ears, running ear discharge, ear pain, toothache, and headache. This guide walks you to the spot by touch, shows how to press it gently at home, and marks where self-care must stop.
Cautions from the classical sources
- No moxibustion — classical texts say it raises sores.
Self-care limits
Frequently asked
- How do I find Ermen without memorizing anatomy?
- Use the moving parts. Put a fingertip just in front of the upper ear and open and close the mouth slowly. You will feel a rounded knob glide forward and back; settle into the soft hollow that appears behind it when the mouth opens. That hollow, sitting just ahead of the small notch above the tragus — the little flap in front of the ear canal — is the location the dataset records. The anatomy vocabulary merely names landmarks your finger can already feel.
- Is pressing Ermen myself safe?
- Gentle fingertip contact held on the surface is generally reasonable self-care for healthy adults. The danger recorded in the licensed dataset concerns moxibustion — classical literature says applying it causes sores — which home acupressure does not involve. Keep the touch light, stay clear of the ear canal, and respect the stop signals: sharp pain, radiating sensation, dizziness, or any worsening discomfort mean finish immediately and leave the point alone for the day.
- What did classical practice use Ermen for?
- The traditional record lists deafness, tinnitus, purulent ear discharge, ear pain, toothache, and headache. The name explains the gathering: as the Ear Gate, it was the channel’s doorway to the ear, so complaints of hearing clustered around it, while its seat beside the jaw joint tied it to toothache and headache in classical reasoning. Those are traditional frameworks, documented for context — not evidence-backed treatment claims.
- Why can’t I warm the point with a heat pack or moxa at home?
- Because the licensed record warns against it specifically here: do not apply moxibustion, which classical literature says causes sores. The skin in front of the ear is thin and lies close over bone and joint, and the old texts recorded damaged, ulcerated skin when warmth was pushed at this site. The dataset’s caution names moxibustion; home practice extends the same thinking conservatively — no heat packs or warmed devices on the point at all. Leave every decision about warming techniques to qualified practitioners.
- My ear is discharging fluid and also ringing — should I press the point anyway?
- No — arrange to see a clinician first. Active discharge is exactly the situation self-acupressure must step aside for: it can accompany infection or a perforated eardrum, and neither improves under surface pressure nor should be experimented on at home. Ringing alongside discharge only strengthens the case for prompt assessment. Once a practitioner has examined and treated the ear, gentle care of healthy surrounding tissue can be revisited on their advice. Pressing a symptomatic Ear Gate helps no one.
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 etymology, ear-gate imagery, and channel context.
- 03aijiu-mpvue (MIT License) licensed dataset, entry for TH21 Ermen — location, 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/th21/leaf.json
- GET /zh-hant/points/th21/leaf.json
- GET /zh-cn/points/th21/leaf.json
- /llms.txt — the index of every leaf
- JSON-LD in the page: MedicalWebPage, MedicalEntity and FAQPage
{
"id": "TH21",
"name": {
"en": "Ermen",
"gloss": "Ear Gate",
"zh-Hant": "耳門",
"zh-Hans": "耳门"
},
"channel": {
"id": "TH",
"order": 21,
"of": 23
},
"location": {
"text": "In front of the ear, at the notch above the small flap, in the dip that opens when the mouth opens."
},
"for": [
"ear pain",
"ringing ears",
"toothache"
],
"press": {
"text": "Feather-light fingertip touch, about a minute each side.",
"seconds": 60,
"sides": "both"
},
"cautions": [
"Never into the ear canal; not with ear discharge or infection."
],
"source": "Zhenjiu Jiayi Jing, book 3",
"url": "https://acupoints.com/en/points/th21",
"lastReviewed": "2026-08-24"
}