慢性咽炎患者120例,男96例,女24例;年龄18～56岁;病程25天～5年。全部病例咽后壁均有淋巴滤泡增生,113例曾接受过其他方法治疗。采用南京产 WD-超短波治疗机,频率40.68MH.输出功率200W。改制部分:用脚踏开关控制直流高压,工作电极选用7号腰椎穿刺针,针身焊接在输出电极活动插头端,外套绝缘塑料加以保护,针夹外露2～3mm。治疗前 Chronic pharyngitis in 120 patients, 96 males and 24 females; aged 18 to 56 years; duration of 25 days to 5 years. All cases of pharyngeal wall lymphoid follicular hyperplasia, 113 cases had received other methods of treatment. Using WD-ultrashort wave treatment machine in Nanjing, the frequency of 40.68MH. Output power of 200W. Restructuring part: the use of foot switch DC high voltage, the working electrode on the 7th choice of lumbar puncture, pin body welded to the output electrode active plug end, jacket insulation plastic to be protected, needle clip exposed 2 ~ 3mm. Before treatment