Shaofu acupoint can be used for yin pain, yin itching, cardiothoracic disease, contracture pain of the little finger and carbuncle ulcer. Shaofu acupoint is the acupoint of the Hand Shaoyin Heart Meridian, on the palm of the hand, between the fourth and fifth metacarpal bones, and the fifth metacarpophalangeal joint proximal transverse level, the anatomical location of Shaofu is between the fourth and fifth metacarpophalangeal bones, there is the finger metacarpophalangeal common static and arterial, cloth the fourth finger metacarpophalangeal intrinsic nerves, the fourth earthworm muscle, the finger deep and superficial flexor tendons. Shaofu can treat cardiothoracic diseases such as chest pain, palpitations (rapid heartbeat, often accompanied by panic); carbuncle ulcers; yin pain, yin itching; contracture pain of the little finger. Please do not perform needling or other operations on this point by yourself. If you feel unwell, please go to the hospital as soon as possible and be treated by a professional doctor to avoid risks.