穴位解说

《针灸甲乙经》:
“主妇人经水不利,腹痛。”

《备急千金要方》:
“治脾肾虚损,月候不调。”

Classical Interpretation (EN)

Sanyinjiao (SP-6) is a major intersection point of the three Yin meridians, traditionally used for gynecological, digestive, and urogenital disorders.