Needle-setting cutter

The utility model discloses a needle-setting cutter comprising a needle handle and a needle body installed on the needle handle, wherein the end part of the needle body is provided with an edge of which the width is 1mm and the length is 3mm. The needle-setting cutter has the advantages that the end part of the needle body is provided with the edge, and after treated part are locally anesthetized, the needle-setting cutter can stab and cut the skin directly to enter the body without selecting and using cutting machines; and 360-degree all-round through peeling can be carried out when lesioned parts with smooth body surfaces and larger areas are loosened so as to carry out treatment, the loosening area can reach 30cm2 by one needle, the selected cut quantity is reduced to be minimum, and the pain of the cutting for a patient is reduced. When being used for treatment, the needle-setting cutter changes the original treatment needing open operation into closed operation, the technology of the needle-setting cutte