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Techniques of Endoscopic Ossiculoplasty
Published on: January 26, 2024
Titanium ossicular chain replacement prostheses: prognostic factors and preliminary functional results
A Mardassi1, A Deveze, M Sanjuan
1Service d'ORL et de chirurgie cervicofaciale, hôpital Nord, Assistance publique-Hôpitaux de Marseille, chemin des Bourelly, 13915 Marseille cedex, France.
European Annals of Otorhinolaryngology, Head and Neck Diseases
|January 18, 2011
Summary
Ossiculoplasty using Kurz titanium prostheses achieved good hearing results, with 71.43% of patients having an air-bone gap of 20dB or less. Longer prostheses, particularly total ossicular replacement prostheses (TORP), may enhance outcomes.
Area of Science:
- Otolaryngology
- Neurosurgery
- Biomedical Engineering
Background:
- Ossiculoplasty is a surgical procedure to restore hearing by reconstructing the middle ear ossicular chain.
- Titanium ossicular prostheses offer biocompatibility and durability for ossicular reconstruction.
Purpose of the Study:
- To evaluate the effectiveness of Kurz titanium ossicular prostheses in ossiculoplasty.
- To identify factors influencing the functional outcomes of these procedures.
Main Methods:
- Retrospective review of 70 ossoplasty cases using Kurz titanium prostheses (partial and total) from 2006-2009.
- Comparison of pre- and postoperative audiological parameters based on AAO-HNS guidelines.
- Analysis of air-bone gap closure and prognostic factors.
Main Results:
- A postoperative air-bone gap ≤20dB was achieved in 71.43% of patients.
- Partial ossicular replacement prostheses (PORP) showed higher success rates (86.49%) than total ossicular replacement prostheses (TORP) (54.55%).
- Mean air-bone gap change was comparable between cholesteatomatous and non-cholesteatomatous otitis.
Conclusions:
- Kurz titanium prostheses are effective for ossiculoplasty, with PORPs demonstrating superior initial results.
- Optimizing prosthesis length, especially for TORP, may be crucial for improving functional hearing outcomes.
