PC1

Tianchi

Star

天池 (Tiānchí) — Celestial Pool

Pericardium channel · point 1

Meeting point of the Pericardium, Liver, Gallbladder and Triple Energiser channels

Location

On the chest, in the fourth intercostal space, 1 cun lateral to the nipple, 5 cun lateral to the anterior midline.

Needling

Depth: 0.2–0.4 cun
Angle: Oblique or transverse
⚠ Cautions: Do not needle perpendicularly or deeply — pneumothorax risk.

Functions

  • Unbinds the chest and regulates qi
  • Benefits the breast and dissipates nodules

Indications

Chest oppression and painmastitis and breast lumpsinsufficient lactationcough and asthmaaxillary swelling and scrofula

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