| Popis: |
Patients with tympanic membrane perforations or nonepithelialized mastoid bowls have in the past frequently been precluded from swimming. With the introduction of the protective ear cap (Fig 1), a dependable method has been achieved for allowing the patient to swim and yet not get water in the external auditory canal. Additional efforts to modify the basic design to make the appliance smaller or for use without a snug fitting bathing cap have met with uniform failure. Patient cooperation and understanding are extremely important. For this reason the appliance has been primarily limited to use in adults. Although selected patients as young as 13 years have been fitted, the results in teen-agers younger than 15 years are less satisfactory. Material The material (Permlastic*) used in fabrication of the appliance can be obtained from most dental supply houses in three grades, light-bodied, regular, and heavy bodied. We prefer to use the light-bodied |
