| Abstrakt: |
SURGERY of chronic disease of the ear, in order to improve hearing, must be directed to control infection and to restore the middle ear function. In this work, no surgical technique for the infectious process will be dealt with, although its importance in the possible restoration of the middle ear must be noted.1Previous to the use of antibiotics, the surgery of middle ear chronic disease was entirely different, since the main objective was to control the infection, not basically trying for improved hearing as well.When tympanoplasty was introduced by Wullstein and Zöllner, the problems of restoring the ossicular chain were not considered as seriously as they are today. The ossicles were used as found during surgery, originating thereby the various types of tympanoplasty. For example in type 3 where the tympanic graft is located over the stapes and in type 4 where the superstructure of the |
