Objective To explore treatment of the microwaye therapy in tonsil. Method We have been analysed a total of 120 about enlargement of tonsil, chronic tonsil, which adopted CYⅢmicrowave heating solidification. Results A total of 120 treatment was very high effect, postsurgical pain was lower, albuginy was early,wound healing was faster. Conclusion The treatment of microwave therapy was effection in tonsils, the method would be elimination.