1963年至1987年间应用钽丝活塞式人工镫骨手术治疗耳硬化症5000例,其中70岁以上者占5.5％,80～84岁者占0.5％,共计300例。所有病例术后1月、1年、3年、6年、9年及9年以上检查听力,以术前骨导和术后气导间差为标准,将患者以10岁为一阶段分组,比较其手术效果。结果表明,70岁以上患者术后近 Between 1963 and 1987, 5000 cases of otosclerosis were treated with tantalum thread piston artificial tarsal surgery, of which 5.5% were over the age of 70 and 0.5% were 80-84 years old, a total of 300 cases. All cases were examined for hearing at 1 month, 1 year, 3 years, 6 years, 9 years and 9 years after operation. According to the difference between preoperative bone conduction and postoperative air conduction, the patients were divided into 10 stages, Compare the effect of surgery. The results show that patients over the age of 70 after surgery