SI-17 (Tian Rong) Celestial Countenance

What does SI-17 Tian Rong do?

SI-17 benefits the neck and throat and disperses swelling, descends rebellious qi, and benefits the ears — a neck point below and behind the jaw, and one of the ten Window of Heaven points.

• Benefits the neck and throat and disperses swelling — for the throat and for swellings of the neck (goitre, swollen glands)
• Descends rebellious qi — settling qi rising in the neck and chest, behind the throat foreign-body sensation
• Benefits the ears — for deafness and tinnitus

A Window of Heaven point. SI-17 is one of the classical ten Window of Heaven points — a group on the neck and upper body (with ST-09, LI-18, BL-10, SI-16, SJ-16, LU-03, P-01, DU-16, REN-22) used for disorders where qi rebels upward to the head, throat and sense organs, or is blocked between body and head. SI-17’s throat, neck, ear and “descend rebellion” actions are exactly that Window-of-Heaven character.

The throat foreign-body sensation, in particular. Among its indications is a “foreign body sensation in the throat” — the classical plum-pit qi (a feeling of a lump in the throat with nothing there), attributed to constrained qi and phlegm. A neck point that descends rebellious qi is a fitting local point for it. (Any true difficulty swallowing, though, must be assessed — see below.)

On the name. “Tian Rong” means Celestial Countenance or Heavenly Appearance — tian heaven / the upper body, rong the face, countenance or bearing. Like the other tian (celestial) neck points, the name marks the passage of qi up to the “heaven” of the head.

Source: Sacred Lotus sources & references (channel, action, location and translation records; the ten Window of Heaven points queried and SI-17 confirmed among them, against our own data), cross-referenced against multiple online sources.

What is SI-17 Tian Rong used for?

SI-17 is used for deafness and tinnitus, sore throat, cheek swelling, a foreign-body sensation in the throat, and goitre. Our own indication record is reproduced here in full.

• Deafness and tinnitus
• Sore throat
• Swelling of the cheek
• Foreign-body sensation in the throat (globus / plum-pit qi)
• Goitre (thyroid swelling)

Ear, throat and neck — all around the point. Deafness and tinnitus are the ear action; sore throat, the throat foreign-body sensation and goitre are the throat-and-neck action; cheek swelling is local. Every entry belongs to the region below and behind the jaw where the point sits.

An honest and necessary note. Sudden deafness is a medical emergency (same-week specialist care). Sore throat with difficulty swallowing or breathing is a medical emergency. A persistent foreign-body or lump sensation in the throat, or true difficulty swallowing, requires assessment — while “plum-pit qi” is often benign, dysphagia can signal serious disease. Any goitre or thyroid or neck swelling needs medical evaluation. This record documents classical use only.

How it is combined. With REN-22 Tian Tu and REN-23 Lian Quan for the throat and globus, and with SJ-17 Yi Feng for the ear. All held here.

Source: Sacred Lotus sources & references (indication and action records; the REN-22, REN-23 and SJ-17 records queried from our own data), cross-referenced against multiple online sources.

Where is SI-17 Tian Rong located?

SI-17 is on the side of the neck, just behind the angle of the jaw, in the hollow at the front edge of the big neck muscle.

• Posterior to (behind) the angle of the mandible (the corner of the jaw)
• In the depression on the anterior (front) border of sternocleidomastoid — the prominent strap muscle of the neck

The jaw angle and the muscle edge fix it. Find the corner of the jaw, move just behind it, and settle into the hollow at the front edge of the sternocleidomastoid (which stands out when the head is turned). SI-17 sits there, high on the side of the neck. This is a region crowded with important structures (see the needling tab), so precise location matters.

On the name. “Tian Rong” — Celestial Countenance, as noted above.

Source: Sacred Lotus sources & references (location and translation records, retained unchanged; the neighbouring neck points queried from our own data).

• A Manual of Acupuncture (p. 245): In the depression between the angle of the mandible and the anterior border of the sternocleidomastoid muscle.
• Chinese Acupuncture and Moxibustion (p. 172): Posterior to the angle of mandible, in the depression on the anterior border m. sternocleidomastoideus.

How is SI-17 Tian Rong needled, and what makes the neck high-consequence?

Our own record states perpendicular insertion of 0.5–0.7 inch, with moxibustion applicable. What follows is a neutral record of what the reference literature documents. It is not instruction, and this page does not teach technique — and on the neck, beside the great vessels, that matters more than almost anywhere.

• Angle and depth as recorded: perpendicular, 0.5–0.7 inch — deliberately shallow, as neck points are.
• Moxibustion: recorded as applicable.
• Regional anatomy — and the reason for caution: deep to this point, behind the jaw angle, lie the internal and external carotid arteries and their bifurcation, the internal jugular vein, and the vagus and other cranial nerves. This is one of the most structure-dense regions of the neck.

Hazard, stated plainly. Although SI-17’s own record carries no explicit arterial caution, and it is not among the nine points that do, the carotid artery and jugular vein lie deep to it — which is exactly why the recorded depth is shallow and why classical practice directs the needle carefully, away from the pulse. (Our neighbouring ST-09 Ren Ying record does carry an explicit carotid caution, and the same great vessels run through this region.) This is emphatically a practitioner’s point and not one for self-treatment.

What is not claimed. No study measuring a safe depth at SI-17 could be located, and none is borrowed; the shallow recorded depth and the neck anatomy speak for themselves. No case report naming SI-17 was located.

Source: Sacred Lotus sources & references (needling record, retained unchanged; the nine arterial cautions and the ST-09 carotid caution queried from our own data), cross-referenced against multiple online sources; regional anatomy from standard anatomical description.

Is there research on SI-17, and what should a reader know?

No trial isolates SI-17. Where the point appears it is one component of a throat or ear protocol, and a study that includes a point in a protocol is not evidence about that point.

What this page can state with confidence. SI-17 Tian Rong (“Celestial Countenance”) is a neck point below and behind the jaw and one of the ten Window of Heaven points — it benefits the neck, throat and ears, disperses swelling and descends rebellious qi, its indications including deafness, sore throat, goitre and the throat foreign-body sensation. Because the carotid artery and jugular vein lie deep to it, it is needled shallowly and is strictly a practitioner’s point.

A safety note that outranks any TCM claim. Sudden deafness, difficulty swallowing, and thyroid or neck swellings are matters to have diagnosed, and this point sits on the great vessels of the neck. Both point the same way.

A note on searching for it. “SI 17”, “IG 17” and “Tianrong” searches return protocol trials and unrelated material — and “Tianrong” is a common Chinese given and place name. Any claim attached to this point should be checked against what a study actually used.

Source: Sacred Lotus sources & references (action, indication and location records; the ten Window of Heaven points and the ST-09 caution queried, against our own data).