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Hearing aids worn with tympanic membrane perforation: complications and solutions
L S Alvord1, G P Doxey, D M Smith
1University of Utah, Salt Lake City.
The American Journal of Otology
|July 1, 1989
Summary
Hearing aids can be fitted in ears with tympanic membrane perforations, but success depends on managing ventilation and hygiene. Proper ear ventilation is key to minimizing complications and ensuring successful hearing aid use.
Area of Science:
- Otolaryngology
- Audiology
- Biomedical Engineering
Background:
- Tympanic membrane perforation (TMP) can complicate hearing aid use.
- Limited data exists on hearing aid fitting in patients with TMP.
Purpose of the Study:
- To present cases of hearing aid use in ears with varying degrees of TMP.
- To identify factors influencing successful hearing aid fitting in these cases.
Main Methods:
- Case series analysis of six patients with TMP fitted with hearing aids.
- Evaluation of different perforation degrees, earmold styles, and wearing habits.
- Assessment of hygiene and ventilation strategies.
Main Results:
- Total TMP cases reported frequent irritation, infection, and drainage.
- Lesser degrees of perforation experienced fewer issues with proper hygiene and ventilation.
- Ear ventilation, via non-use periods or earmold venting, emerged as the critical success factor.
Conclusions:
- Hearing aid fitting in ears with TMP is feasible but requires careful management.
- Patient education on hygiene and ventilation is crucial for minimizing complications.
- Regular otologic follow-up is essential for managing potential risks.