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KI 3 · Taixi

Kidney meridian · Water · Yin · peak 5–7 PM

Plate shown for male body
Foot and ankle acupoints

Location

Medial ankle, between malleolus and Achilles tendon

Needling Depth

0.3–0.5 cun

Shallow — low depth risk.

Always palpate landmarks and angle away from vital structures. Chest/neck: oblique, shallow only.

Anatomy & Safe Needling

Structure: Posterior to medial malleolus, near tibial nerve

Risk: Nerve

Method: Usual depth fine.

Point Category

Yuan-Source

Acupressure Self-Use

Indications: Fatigue, Tinnitus, Sore back, Dryness

Technique: Press between the inner ankle and Achilles tendon.

Duration: 1–2 min

Kidney source; tonifies Yin and Essence.

Appears in Formulas

Irregular menstruation (Liver/Kidney imbalance) — Kidney source
Insomnia (deficiency) (Heart/Kidney non-interaction) — Tonify Kidney Yin
Fatigue / Qi deficiency (Spleen/Kidney deficiency) — Kidney root
Asthma (deficiency) (Lung/Kidney deficiency) — Kidney root
Tinnitus (deficiency) (Kidney deficiency) — Source

Kidney Meridian Flow

Water · Yin · peak 5–7 PM

Qi flowing along the Kidney — direction of animation reflects channel flow.

My notes on KI 3