The invention belongs to the technical field of medical instruments, particularly to an acupuncture needle. The acupuncture needle comprises a needle handle, a needle body, a magnet ring, a magnetic sheet, scale marks, a fixing bolt and a screw hole, wherein the needle body is fixedly connected with the lower end of the needle handle, the other end of the needle body is a needle point, the magnet ring is provided with a first center hole, and is sleeved with the needle body in a sliding manner and fixed on the needle body; the magnetic sheet is provided with a second center hole and used for accommodating the magnet ring; the side surface of the second center hole is in smooth contact with the outer side surface of the magnet ring; the scale marks are arranged on the needle body from the needle point above, and the fixing bolt and the screw hole are formed in the magnet ring. During the use, a specific acupuncturing part can be positioned through the second center hole of the magnetic sheet, the acupuncture depth can be set according to specific treatment conditions, the magnet ring is fixed in the position of a corresponding scale mark on the needle body, then acupuncture and moxibustion can be performed, accuracy control to the acupuncture depth can be achieved, adverse effects caused by over deep needle insertion or over light needle insertion can be prevented, besides, the magnet ring and the magnetic sheet are used in the invention, so that the needle body can be magnetized, and a magnetic therapy effect can be achieved at the same time during acupuncture.