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Channel: BL, foot greater yáng (tài yáng) bladder channel

Modern location: An acupoint located on the upper back, level with the inferior border of the spinous process of the second thoracic vertebra, 3 cùn lateral to the midline.

Classical location: Below the second vertebra, on the inner border of the shoulder blade, three cùn either side of the spine. From The Systematic Classic of Acupuncture and Moxibustion (针灸甲乙经 zhēn jiǔ jiǎ yǐ jīng)

Local anatomy: The posterior branch of the intercostal artery, the descending branch of the transverse cervical artery. Medial cutaneous branches of the posterior rami of the 2rd and 3rd thoracic nerve; deeper, their lateral branches and the dorsal scapular nerve.

Action: Courses wind and disperses cold; soothes the sinews and quickens the network vessels.

Modern indications: Painful stiff neck and nape; pain and tension in the shoulder and back; numbness and tingling of the elbow and arm.

Classical indications: Insensitivity of the elbow and arm; wind taxation.

Needle stimulus: Needling: 0.3‒0.5 cùn oblique insertion. Moxa: 3‒7 cones; pole 10‒20 min.

Point groups: Intersection point (jiāo huì xué) of the hand and foot greater yáng (tài yáng) channels (SI and BL).

Point name meaning:

• 附 fù: attach, append
• 分 fēn: to part, a part

This is the first point on the second line of the bladder channel. It is as if an extra branch has been added to the channel, affirming the name, Attached Branch. See acupoint names: origins, meanings, and translations.

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