本文介绍应用液氮冷冻疗法(简便冷刀)治疗寻常疣、扁平疣、血管瘤、疤痕疙瘩、鸡眼、皮脂腺痣、黑痣、蹠疣等10余种皮肤病共102例,治愈85例(83.3%),好转17例(16.7%),全部有效。并对操作方法、冷冻时间等作了讨论。 This article describes the application of liquid nitrogen cryotherapy (simple cold knife) treatment of common warts, flat warts, hemangiomas, keloids, corns, sebaceous glands, mole, plantar warts and other 10 kinds of skin diseases in 102 cases, 85 cases were cured (83.3 %), Improvement in 17 cases (16.7%), all effective. And the operation method, freezing time, etc. were discussed.