《灵枢·经脉》：三焦手少阳之脉，起于小指次指之端，上出两指之间，循手表腕，出臂外两骨之间，上贯肘，循臑外上肩，而交出足少阳之后，入缺盆，布膻中，散络心包，下膈，遍属三焦。

The Chapter "Discussion on the Meridians" in Miraculous Pivot says: The Triple Energizer Meridian originates from the tip of the ring finger, runs upward between the 4th and 5th metacarpal bones along the dorsal aspect of the wrist to the lateral aspect of the forearm between the radius and ulna then ascends through the olecranon and goes along the lateral aspect of the upper arm, reaches the shoulder region, across and passes behind the Gallbladder Meridian winding over to supraclavicular fossa, and spreads in the chest to connect with the pericardium. It then descends through diaphragm and joins its pertaining organ, the upper, middle and lower energizer.

A branch starts from the chest (Tanzhong)(CV17) runs upward and comes out from the wupraclavicular fossa, then ascends to the neck, runs along the posterior border of the ear and further to the corner of the anterior hairline. Then it runs downward to the neck and terminates in the infraorbital region.医.学 全在.线,提供www.med126.com

其支者：从耳后入耳中，出走耳前，过客主人，前交颊，至目锐眦。

The branch arises from the retroauricular region and enters the ear, comes out at the front of ear, crosses the previous branch at the cheek and reaches the outer canthus.