REN1 (Huiyin, “Huiyin”) is the Ghost Point point of the Conception Vessel Meridian. It is located in the center of the perineum, midway between the anus and the posterior aspect of the scrotum in males, or the posterior labial commissure in females. It regulates the Ren, Du, and Chong meridians, clears damp-heat from the lower jiao, calms the spirit, and revives from collapse.
In the center of the perineum, midway between the anus and the posterior aspect of the scrotum in males, or the posterior labial commissure in females.
Perpendicular insertion 0.5 to 1.0 cun. In males, the point is located between the anus and the root of the scrotum. In females, it is between the anus and the posterior labial commissure.
Regulates the Ren, Du, and Chong meridians, clears damp-heat from the lower jiao, calms the spirit, and revives from collapse.
Hemorrhoids, itching of the genitals or anus, pain in the genitals, amenorrhea, vaginal swelling and pain, difficulty with urination and defecation, pain radiating between the genitals and anus, cold sensation at the tip of the penis, drowning, sudden death, epilepsy, mania.
Huiyin is a critical point for emergencies like drowning, coma, and shock, functioning as a powerful resuscitation point. It is also a primary local point for a wide range of genitourinary and anorectal disorders, including hemorrhoids, prostatitis, and genital itching or pain. As a 'Ghost Point,' it has applications for severe psychiatric conditions like mania and epilepsy, particularly when they present with lower body symptoms.
Classical text; the translation was prepared with AI and is not clinical advice.
《針方六集》 Zhēnfāng Liùjí — Six Collections on Needling, Wu Kun, 1618 · 卷之五·紛署集 · 腹入鳩尾循任脈下行至會陰凡十五穴第十九 · Source: jicheng.tw ↗
會陰一穴，主前後二陰引痛，不得大小便，主陰汗、陰腫、陰痛，陰寒衝心，陰蝕陰痔，陰中一切諸痛。 陰囊腫大如斗，刺之出水愈The text records that REN1 (a single point) was used for pain drawing between the front and rear yin (genital and anal regions), inability to pass stool or urine, genital sweating, swelling and pain, genital cold rushing up to the heart, genital erosion and haemorrhoids, and all pains in the genitals; for a scrotum swollen as large as a dou measure, needling it to release fluid is reported as effective.
《醫宗金鑑·刺灸心法要訣》 Yīzōng Jīnjiàn · Cìjiǔ Xīnfǎ Yàojué — Golden Mirror of Medicine: Essential Teachings on Acupuncture & Moxibustion, Wu Qian et al., 1742 · 卷六 · 奇經八脈總歌 · 任脈分寸歌 · Source: jicheng.tw ↗
會陰穴，在前陰後陰之中間，任、督、沖三脈所起It is located midway between the front and rear yin (genitals and anus), and is where the Ren, Du and Chong vessels arise, according to this text.
《針灸甲乙經》 Zhēnjiǔ Jiǎyǐ Jīng — Systematic Classic of Acupuncture & Moxibustion, c. 256–282 · 卷03 · Source: Wikisource ↗
一名屏翳，在大便前、小便後，兩陰之間，任脈別絡，俠督脈波脈之會，刺入二寸，留三呼 〈 （氣府論注云︰留七呼） 〉 ，灸三壯According to this text, REN1 (also called Pingyi) lies between the two yin, in front of the anus and behind the urethra, is a divergent connection of the Ren vessel meeting the Du and Chong vessels; it is needled 2 cun, retained three breaths (a commentary says seven), with 3 moxa cones.
REN1 is one of 24 points on the Conception Vessel Meridian. Nearby points:
REN1 (Huiyin) is located in the center of the perineum, midway between the anus and the posterior aspect of the scrotum in males, or the posterior labial commissure in females.
REN1 regulates the Ren, Du, and Chong meridians, clears damp-heat from the lower jiao, calms the spirit, and revives from collapse. Common clinical indications include hemorrhoids, itching of the genitals or anus, pain in the genitals, amenorrhea, vaginal swelling and pain, difficulty with urination and defecation, pain radiating between the genitals and anus, cold sensation at the tip of the penis, drowning, sudden death, epilepsy, mania.
Perpendicular insertion 0.5 to 1.0 cun. In males, the point is located between the anus and the root of the scrotum. In females, it is between the anus and the posterior labial commissure. Caution: The Qian Jin Yao Fang states that for hemorrhoids that have created a fistula connecting to the genitals, the condition is fatal. The Zhen Jiu Ju Ying warns against needling for any condition other than resuscitation from drowning or sudden death.
REN1 is a point on the Conception Vessel Meridian (Rèn Mài).