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English: Yin Corner
Also Known As: Yin's Modesty
Yin Angle
  • 2 cun below ST-30 Qichong on the medial aspect of the thigh.
  • cun directly below ST-30 Qichong, at the proximal end of the thigh, below the pubic tubercle and on the border of m. adductor longus.
  • 2 cun inferior to ST-30 Qichong on the anterior border of m. adductor longus.
    Note: the tendon of origin of adductor longus arises from the pubic bone and is the most prominent tendon in the groin.
  • Straight insertion, 1 to 1.5 cun.
  • Puncture perpendicularly 0.5 to 1 cun.
  • Moxibustion is applicable.
  • Perpendicular or oblique insertion 0.5 to 1.5 cun.
  • Benefits the uterus
  • Irregular menstruation
  • Pain of the thigh and leg
  • Hernia pain
  • Pain in the inner thigh and knee
  • Leukorrhea
  • Lower abdominal pain
  • Infertility







  • Moxibustion is recommended on this point for infertility.