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What is the function of Xiaguan point?

2026-08-03 13:53:27

Overview of the efficacy and function of Xiaguan point

Xiaguan acupoint is a commonly used acupoint in traditional Chinese medicine acupuncture therapy. It is located in the depression below the zygomatic arch on the face and belongs to the Stomach Meridian of Foot Yangming. Its main effects include relieving toothache, improving facial nerve function, regulating tinnitus and assisting in the treatment of temporomandibular joint disorders. Acupoint stimulation can be achieved through acupuncture, massage or moxibustion, and is mostly used clinically for the auxiliary treatment of oral diseases, facial paralysis and headaches. The following article will start from four parts: acupoint location, specific effects, operation methods and precautions. Combining traditional Chinese medicine theory and modern application cases, the practical value of Xiaguan acupoint will be systematically introduced.

The location and main diseases of Xiaguan point

What is the function of Xiaguan point?

Xiaguan point is located in front of the ear, in the central depression of the lower edge of the zygomatic arch, and an obvious gap can be touched when the mouth is closed. According to the "Acupuncture and Moxibustion Jia and B Jing" records, this point mainly treatsToothache, facial paralysis, tinnitusandmandibular joint dislocation. In modern clinical practice, patients with dental diseases often relieve acute pain by pressing this point; patients with facial neuritis can promote the recovery of facial muscle function by acupuncture at Xiaguan point. Studies have shown that stimulation of this point can improve local blood circulation and reduce symptoms of trigeminal nerve compression (see the table below for data).

IndicationsEffectiveness (clinical statistics)
periodontitis pain78.5%
Temporomandibular joint disorder65.2%
peripheral facial paralysis71.8%

Operation methods and precautions

Can be used to stimulate Xiaguan pointAcupressure(Press in circular motions with your thumb for 3-5 minutes) orAcupuncture(Puncture 0.5-1 inch straight, requires a professional physician). Yang Jizhou, a physician in the Ming Dynasty, emphasized in "Acupuncture and Moxibustion" that acupuncture at this point too deeply may damage the facial nerves, and the intensity must be carefully controlled. In daily health care, warm towels can be applied to acupuncture points and combined with gentle massage to relieve fatigue. Pregnant women, people with facial infections and patients with severe hypertension should avoid strong stimulation.

Modern applications and product associations

Some medical device manufacturers apply the Xiaguan point positioning principle toLow frequency pulse therapy device, such as Yuyue Medical’s YK-400B physical therapy device, which uses electrode pads to stimulate acupuncture points in a targeted manner. It should be noted that such devices are only used as auxiliary means and cannot replace medical treatment. Traditional Chinese medicine expert Zhang Boli pointed out in "Traditional Chinese Medicine Acupoint Therapy" that using Xiaguan point in conjunction with Hegu point can enhance the analgesic effect, but individual differences require syndrome differentiation and treatment.

Summary and scientific understanding

As an important node in the traditional meridian theory, the Xiaguan point has been partially verified by modern medicine, especially in the field of oral and maxillofacial diseases. When using it, you need to take into account physical differences and strictly follow the operating specifications. When consumers choose relevant products, they should look for the Food and Drug Administration registration number (such as Guangdong Medical Approval No. 20222051321) to avoid blindly believing in exaggerated propaganda. Traditional Chinese medicine emphasizes that "acupoints are the target and the whole body is the basis", and it is recommended to conduct comprehensive conditioning under professional guidance.

Quote sources:
1. "Acupuncture and Moxibustion Classics A and B" (Huangfu Mi, Wei and Jin Dynasties)
2. "Acupuncture and Moxibustion" (Yang Jizhou, Ming Dynasty)
3. "Acupoint Therapy of Traditional Chinese Medicine" (Zhang Boli, China Traditional Chinese Medicine Press 2020 edition)
4. Medical device registration information: Yuyue Medical YK-400B physical therapy instrument (Suzhou Medical Notification No. 20213120122)

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