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Updated: Aug 3, 2026
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The Microscopic Transcanal Approach in Stapes Surgery Revisited
Published on: February 16, 2022
Stapes surgery at the Otologic Medical Group
The American Journal of Otology
|July 1, 1979
Summary
For stapedectomy surgery, tissue grafts used to cover the oval window offer superior hearing outcomes and fewer complications compared to Gelfoam. This study highlights tissue grafts as the preferred method for better patient results.
Area of Science:
- Otolaryngology
- Surgical Innovation
- Auditory Health
Background:
- Stapedectomy is a surgical procedure to restore hearing in cases of otosclerosis.
- The choice of oval window covering material can impact surgical outcomes.
- Gelfoam and tissue grafts are common materials used in stapedectomy.
Purpose of the Study:
- To compare the efficacy of tissue grafts versus Gelfoam as oval window coverings in primary stapedectomy.
- To evaluate hearing results, sensorineural hearing impairment, and postoperative dizziness associated with each covering type.
Main Methods:
- Retrospective review of 498 primary stapedectomy cases.
- Analysis of factors including disease duration, age at surgery, oval window pathology, hearing outcomes, dizziness, and tinnitus.
- Comparison of outcomes based on the use of tissue grafts versus Gelfoam for oval window coverage.
Main Results:
- Ninety percent of cases using tissue grafts achieved postoperative hearing within 10 dB of preoperative bone conduction.
- Sensorineural hearing impairment was 2-3 times more frequent with Gelfoam compared to tissue grafts.
- Persistent postoperative dizziness occurred in 2% of cases, being more common in the Gelfoam group.
Conclusions:
- Tissue grafts are superior to Gelfoam for oval window coverage in stapedectomy.
- Tissue grafts lead to better hearing improvement and reduced postoperative complications.
- The findings support the use of tissue grafts for optimized stapedectomy outcomes.
