我们根据北京市耳鼻咽喉科研究所的高负压吸脓法及乳突灌药法治疗慢性化脓性中耳炎治愈率达96.4％的经验,自行设计了结构简单的高负压装置、在临床实践中,也取得了较好的效果。1 临床资料 151例慢性化脓性中耳炎中,男103,女48,年龄4～65岁。179耳,单纯型107耳,非单纯型72耳,流脓时间1/2～45年。负压吸引次数每耳1～16次。有5耳经治疗干耳后,通过烧灼贴补,鼓膜穿孔愈合。2 材料与方法 电动吸引器1台,橡皮游泳耳塞和玻璃接头若干个。患者侧卧,患耳朝上,清洁外耳道后,滴入3％双氧水,2～3分钟后,用连接在电动吸引器胶管上的、中央由玻璃接头小管穿通的游泳耳塞,插入外耳道口内,使之密封(耳塞管应与外耳道 According to the Beijing Institute of Otorhinolaryngology high suction aspiration and mastoidectomy treatment of chronic suppurative otitis media cure rate of 96.4% of the experience, to design a simple structure of high vacuum device, in clinical practice , But also achieved good results. 1 clinical data 151 cases of chronic suppurative otitis media, male 103, female 48, aged 4 to 65 years. 179 ears, simple 107 ears, non-simple 72 ears, pus time 1/2 ~ 45 years. Negative pressure to attract the number of each ear 1 to 16 times. There are 5 ear after treatment of dry ears, through the burning paste, tympanic membrane perforation healing. 2 Materials and Methods 1 electric suction device, rubber swimming earplugs and a number of glass joints. Patient lying on the side, ear up, clean the external auditory canal, the drops of 3% hydrogen peroxide, 2 to 3 minutes later, connected to the suction tube in the hose, the central glass tube through the glass tube through the earplug, inserted into the mouth of the ear canal The seal (ear tube should be with the external auditory canal