Da Zhong (KI4)
📍 Location
In the heel region, in the depression anteroinferior to the medial malleolus, at the anterior border of the Achilles tendon insertion.
🏥 Indications
Luo-connecting point of the kidney: urinary retention, enuresis, constipation, hemoptysis, asthma, cognitive decline, excessive sleepiness, lumbar pain, and heel pain.
🖐️ Stimulation method
Perpendicular insertion 0.3–0.5 cun.
⚠️ Contraindications
No special contraindications.