Macrocosmic orbit (left) — medial knee
Circuit anchor
Anchor of the dà zhōu tiān full-body circuit (left limb): the great circuit extends the microcosmic loop down both legs and arms before returning via the spine.
Point 44 of 46 in Macrocosmic Orbit (dà zhōu tiān 大周天)
Cross-tradition overlaps
- Macrocosmic orbit (left) — medial knee ↔ Macrocosmic orbit (left) — medial knee (coincident)
- Macrocosmic orbit (left) — medial knee ↔ Liver (left) — medial knee (qūquán) (coincident)
- Macrocosmic orbit (left) — medial knee ↔ 32. left knee (distance 0.002)
- Macrocosmic orbit (left) — medial knee ↔ Spleen (left) — medial knee (yīnlíngquán) (distance 0.003)
- Macrocosmic orbit (left) — medial knee ↔ Kidney (left) — medial knee (yīngǔ) (distance 0.005)
- Macrocosmic orbit (left) — medial knee ↔ Macrocosmic orbit (left) — lateral knee (distance 0.011)
Sources
Tàishàng huángtíng wàijǐng jīng and later nèidān corpus (Tang–Song) (primary_canonical)
Nèidān textual tradition describing the circulation of qì through the Ren–Du circuit (xiǎo zhōu tiān) and its extension through the whole body (dà zhōu tiān).
Wang Zhe / transmitted Daoist internal-alchemy corpus; cf. Livia Kohn, The Taoist Experience (secondary)
Modern scholarly reference for the small and great heavenly circuit practices.