1. 委阳(BL39)：在腘横纹外侧端，股二头肌腱的内侧(图1、图2)。

2. 委中(BL40)：在腘横纹中点，当股二头肌腱与半腱肌肌腱的中间(图1、图2)。

3. 合阳(BL55)：在小腿后面，当委中与承山的连线上，委中下2寸(图1、图2)。

4. 承筋(BL56)：在小腿后面，当委中与承山连线上，腓肠肌肌腹中央，委中下5寸(图1、图2)。

5. 承山(BL57)：在小腿后面正中，委中穴与昆仑穴之间，当伸直小腿或足跟上提时腓肠肌肌腹下出现尖角凹陷处(图1、图2)。

6. 飞扬(BL58)：在小腿后面，昆仑穴直上7寸，承山外下方1寸处(图1、图2)。

7. 跗阳(BL59)：在小腿后面，昆仑直上3寸(图3)。

1. Weiyang(BL39): at the back of the knee,on the lateral end of the popliteal crease, on the medial side of the tendon of m. biceps femoris (Fig. 1, Fig.2).

2. Weizhong(BL40): at the back of the knee, on the midpoint of the popliteal crease, between the tendons of biceps femoris and semitendinosus (Fig. 1, Fig. 2).

3. Heyang (BL55): on the posterior side of the leg, on a line connecting Weizhong (BL40) and Chengshan (BL57), 2 cun inferior to Weizhong (BL40) (Fig. 1, Fig. 2).

4. Chengjin (BL56): on the posterior side of the leg, on a line connecting Weizhong (BL40) and Chengshan (BL57), at the center of the prominence of the gastrocnemius muscle, 5 cun inferior to Weizhong (BL40)  (Fig. 1, Fig. 2).

5.Chengshan (BL57): on the posterior midline of the leg, on the line connecting Weizhong (BL40) and Kunlun (BL60), in a depression formed inferior to the prominence of the gastrocnemius muscle when the leg is stretched or the heel is lifted (Fig. 1, Fig. 2).

6. Feiyang (BL58): on the posterior side of the leg, 7 cun superior to Kunlun (BL60), oг a point posterior to the lateral malleolus, 1 cun lateral and inferior to Chengshan (BL57) (Fig. 1, Fig. 2).

7. Fuyang (BL59): on the posterior side of the leg, 3 cun superior to Kunlun (BL.60), oг a point posterior to the lateral malleolus (Fig.3).

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