External Guan acupoint penetrating Nei Guan acupoint is a stabbing method with multiple points in one needle, which has the effect of calming the heart and settling palpitations, clearing the meridians and relieving pain (dredging the meridians and relieving pain), and treating palpitations (a quickened heartbeat often accompanied by panic attacks), fullness in the chest, or localized illnesses. The Waiguan point is an acupoint of the Hand Shaoyang Sanjiao Meridian, in the posterior region of the forearm, 2 inches above the transverse line of the distal dorsal side of the wrist, at the midpoint of the ulnar and radial interspace; while the Neiguan point is an acupoint of the Hand Syncopal Pericardium Meridian, in the anterior region of the forearm, 2 inches above the transverse line of the distal palmar side of the wrist, between the tendon of the palmaris longus muscle and the tendon of the radial flexor carpi radialis muscle. Wai Guan acupoint through Nei Guan acupoint can be used clinically to treat a variety of conditions such as palpitation, fullness in the chest, vomiting, and unfavorable flexion and extension of the elbow and arm. The operation of the Waiguan point through the Neiguan point should be carried out by a professional acupuncturist.