Acupuncture Point Yuzhong (KI26)
Location:
Upright sitting or supine position; on the vertical line passing through the midpoint between mid-sternal line and midclavicular line, in the 1st intercostal space.

Function:
Regulating the flow of qi, and relieving asthma.

Regional Anatomy:
Skin-subcutaneous tissue-greter pectoral muscle.
In the superficial layer, there are the anterior cutaneous branches of the 1st intercostal nerve, the medial supraclaviular nerve and the perforating branches of the internal thoracic artery and vein. In the deep layer, there are the branches of the medial and lateral pectoral nerves.

Indications:
Bronchitis, pleuritis, intercostal neuralgia, hiccup, vomiting, anorexia, and night sweating.

Prescription:
Combined use with Taiyuan (LU9)Shu-Stream Point, Yuan-Source Point) for treatment of bronchitis; and with Dingchuan (EX - B 1) for treatment of bronchial asthma.

Methods:
Insert the needle horizontally, 0.3-0.5 cun deep; needling response: local numbness and distension; moxibustion: using 3-5 moxa-cones, or mild moxibustion for 15 min.
Note:
Don`t puncture deeply, or else the needle would penetrate the external intercostal membrane-the internal intercostal muscles-the costal pleura-the pleural cavity-the visceral pleura and the lung by its tip, and cause an injury to lung, leading to pneumatothorax.