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Diode Laser Stapedotomy: Audiological Results and Clinical Safety
Daniela Parrino1, Guglielmo Romano1, Graziano Pavan1
1Department of Otorhinolaryngology Head and Neck Surgery, ASST Sette Laghi, Ospedale di Circolo e Fondazione Macchi, 21100 Varese, Italy.
Audiology Research
|February 20, 2026
Summary
Diode laser stapedotomy offers excellent hearing recovery for otosclerosis patients. This study confirms its safety and effectiveness, showing significant improvement in air-bone gap with low complication rates.
Area of Science:
- Otolaryngology
- Surgical Technology
- Audiology
Background:
- Stapedotomy is a key surgical treatment for otosclerosis, aiming for hearing recovery.
- Laser systems offer precise footplate fenestration, potentially reducing inner ear trauma compared to conventional methods.
- The diode laser's controlled tissue interaction may minimize thermal damage, but literature is limited.
Purpose of the Study:
- To evaluate the functional outcomes and clinical safety of diode laser stapedotomy.
- To compare diode laser stapedotomy results with the conventional technique.
Main Methods:
- Retrospective analysis of 105 patients undergoing diode laser stapedotomy.
- Audiological data and complications were analyzed.
- Comparison with a cohort using the conventional stapedotomy technique.
Main Results:
- Significant postoperative air-bone gap improvement across all frequencies.
- Excellent hearing outcomes (ABG ≤ 10 dB) in 60.9% of patients.
- Low complication rates: 6.7% intraoperative, 12.4% postoperative vertigo, 0.9% sensorineural hearing loss.
Conclusions:
- Diode laser stapedotomy is effective and safe, yielding excellent audiological results.
- It does not increase the risk of surgical complications compared to conventional methods.
- Careful use of laser parameters is essential to mitigate potential thermal damage risks.
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