1997年 8月至 1999年 2月 ,我们应用高负压吸引疗法治疗乳突根治术后中耳炎 4例 ,均为男性 ,2 0～ 42岁 ,中耳炎病史 10～ 2 0年 ,左耳 1例 ,右耳 3例。乳突根治术后病史 4～ 2 0年 ,其中 1例先后 3次行乳突手术 ,均定期在正规医院门诊行乳突换药 ,仍不干耳。不干耳 4例中 ,术 From August 1997 to February 1999, we treated 4 patients with otitis media with radical mastectomy after mastectomy, all of whom were male, 20 to 42 years old, history of otitis media 10 to 20 years, 1 case of left ear, Right ear in 3 cases. Mastoid radical surgery history 4 ~ 20 years, of which 1 case has mastoidectomy 3 times, regular regular masturbation in the regular outpatient dressing, still not dry ears. In 4 cases, surgery