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Yibian
 Shen Yaozi 
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acupointYinjiao
international codeDU28
bubble_chart Category

Intersecting point: SuwenQifu Lun Wang Bing's note: Intersecting point of governor vessel and conception vessel. Foot yangming stomach meridian "enter into upper teeth", hence Qijing Bamai Kao supplements: intersecting point of conception vessel, governor vessel, and foot yangming.

bubble_chart Etymology

"Yin" (齦), gingiva; "jiao" (交), to intersect. The point is located at the junction of upper gum and labial frenulum inside lip. It is also the meeting point of conception and governor vessels, hence the name.

bubble_chart Location

Yinjiao (GV28) acupoint
(adapted from "Meridians and Acupoints")
Inside upper lip, at the junction of labial frenulum and upper gum. The point is located with mouth open.

bubble_chart Anatomy

  • Muscle: upper labial frenulum.
  • Nerve: anterior superior alveolar branch of maxillary nerve.
  • Vessels: superior labial artery and vein.

bubble_chart Manipulation

Prick to bleed. Moxibustion is contraindicated.

bubble_chart Efficacy

Open orifices, improve vision.

  • Classical: eye pain and blurred vision, nasal polyps with obstruction, carbuncle pain in nose bridge and forehead, facial redness, heart vexation and pain, stiff neck with inability to turn, inability to open mouth, osteomyelitis of jaw, spasm, fullness and vexation, chills and fever, deviation of mouth, manic and depressive psychosis, interdental bleeding.
  • Modern: hemorrhoids, acute lumpar sprain.

bubble_chart Combinations

  • Deviation of mouth: Quanliao (SI18), Yinjiao (GV28), Xiaguan (ST7).
  • Lockjaw with nasal involvement: Yinjiao (GV28), Shangguan (GB3), Daying (ST5), Yifeng (TE17).
  • stiff neck with inability to turn: Fengfu (GV16), Yinjiao (GV28).

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