According to the traditional Chinese description kidney meridian of acupuncture is a yin channel associated with the element water and possesses interior and exterior relationship with the urinary bladder meridian.
Total number of points: 27.
Starting point: At the junction of anterior one-third and posterior two- thirds of the sole in the hollow between second and third metatarsophalangeal joints.
Terminal point: Infraclavicular region.
Pathway: After taking origin from the inferior aspect of the little toe, it enters the sole, passes behind the medial malleolus and ascends on the leg to reach medial side of the popliteal fossa. It reaches pelvis after coursing over the postero-medial aspect of the thigh where it divides into two branches :
Inner branch: Leads to the principle organ kidney and communicates with urinary bladder. It courses upwards internally to end at the route of the tongue.
Superficial branch: It ascends to the abdomen and chest, and ends at the infraclavicular region 2 t-sun lateral to the midline.
- Disorders along the pathway of the channel.
- Genit-urinary disorders like cystitis, nephritis, impotence, spermatorrhoea, and menstruation disorders.
- All ear disorders (kidney opens to the ear).
- Disorders of the bones.
- Pulmonary disorders can be treated by using this channel because lung represents metal and water is the son of metal. Water being the element of the channel provides it the therapeutic properties of treating lung disorders.
- Water destroys fire hence the disorders of heart, brain and small intestine can be treated by using kidney channel.
- Diseases of liver and gall bladder can be treated by this channel because wood is the son of water.
Indications mentioned above give a classic example of application of the doctrine of five elements in the selection of the points.
Description of Selected Points
K-1 Yongquan (Yungchuan)
Location: In the hollow of the sole at the junction of its anterior one- third and posterior two-thirds in the depressions between the second and third metatarsophalangeal joints.
Indications : It is used as a powerful and effective jing-well point during emergencies. Unconsciousness, epilepsy, infantile convulsions, severe nausea and vomitting, dysurea. Plantar fascitis, arthritis of small joints of foot, foot drop.
K-3 Taixi (Tai hsi)
Location: Midway between the tip of medial malleolus and tendo-achilles, just opposite UB-60 (Kunlun).
Indications: Cystitis, nephritis, enuresis, urinary incontinence, spermatorrhoea, impotence, spasmodic dysmenorrhoea. Paralysis of the lower extremities, foot drop. Plantar fascitis, arthritis of the ankle joint, calcaneal spur, sprains of the ankle joint and foot.
K-4 Oazhong (Tachung)
Location: Postero-inferior to K-3 (Taixi) in front of the calcaneus.
Indications: Hysteria, hepatitis, asthma, constipation, plantar fascitis, calcaneal spur, dysuresis.
Location: 2 t-sun above K-3 (Taixi).
Indications: Hyperhydrosis, nephritis, orchitis, night sweating.
Location: 0.5 t-sun lateral to the umbilicus.
Indications: Abdominal pain, jaundice, hepatitis, menstrual disturbances, hernia, constipation.
Location: In the hollow between the lower border of the clavicle and the first rib, 2 t-sun lateral to the midline.
Indications: Thoracalgia. cough, bronchitis, asthma, emesis.
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