What Are Microneedles?

Needle name. Also known as small needles, it means small needles, and generally refers to nine needles, as opposed to vermiculite. "Lingshu · Nine Needles and Twelve Originals": "Yu Yu, don't make poison, useless vermiculite, want to use micro-needles to pass through its meridians, regulate their blood ..." "Yellow Emperor's Internal Classic Taisu" Vol. 21 Yang Shangshan Note: " Nine kinds of microneedles can be used to regulate the qi. "" Classic "Volume Nineteen Jiebin Note:" Small needles are the microneeds mentioned above. "Among the nine needles, the millimeter needle is the smallest. ^[1]