Fire needle therapy has its unique advantages ,such as short course, simple and easy treatmeant. It has been more and more applied in clinical up to now. Especially for treating Acne,Herpes Zoster and Wart, it can dispel cold,remove dampness,dissipate stasis,unblock collateral,clear heat,remove toxin,expel pus and relieve pain by stimulating yang.Therefore, the author reviews the three dermatose..