Stomach 16, Ying Chuang
膺窗, yíng chuāng, "Breast Window"


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Pinyin Pronunciation:
Meridian
Meridian:
Stomach  Browse
Reference Source
Reference Source:
Location
Point Location:
  • CAM
In the third intercostal space, 4 cun lateral to the anterior midline.
  • Deadman
On the chest, in the third intercostal space, 4 cun lateral to the midline (Zigong Ren 19), on the mamillary line.
How To Find It
1. First locate the costal cartilage of the second rib which is level with the sternal angle, then locate the third space below it. 2. Note that the nipple lies in the fourth intercostal space.
Innervation
Innervation:
The branch of the anterior thoracic nerve.
Vasculature
Vasculature:
The lateral thoracic artery and vein.
Cautions
Cautions:
Deep or perpendicular insertion carries a substantial risk of puncturing the lung.
Technique
Technique:
  • CAM
Puncture obliquely 0.3-0.5 inch.
  • Deadman
Transverse-oblique laterally or medially along the intercostal space 0.5 to 0.8 cun, or transverse insertion superiorly or inferiorly along the channel.