Related Experiment Video
Updated: Jul 17, 2026
07:35
The Microscopic Transcanal Approach in Stapes Surgery Revisited
Published on: February 16, 2022
Malleostapedotomy: the Marburg experience
C V Dalchow1, A A Dünne, A Sesterhenn
1Department of Otolaryngology, Head and Neck Surgery, Philipps University of Marburg, Marburg, Germany.
Advances in Oto-Rhino-Laryngology
|January 25, 2007
Summary
Malleostapedotomy effectively addresses otosclerosis complications like incus necrosis. This surgical technique significantly improves the air-bone gap, offering a viable alternative to standard procedures when ossicular chain issues are present.
Area of Science:
- Otolaryngology
- Neurosurgery
- Surgical Innovation
Background:
- Otosclerosis commonly involves incus stapedotomy.
- Malleostapedotomy is indicated for otosclerosis with incus necrosis or malleus/incus fixation.
- This study evaluates malleostapedotomy in complex otosclerosis cases.
Purpose of the Study:
- To assess the efficacy of malleostapedotomy in patients with otosclerosis and additional ossicular chain pathologies.
- To report surgical outcomes and audiological results of malleostapedotomy.
Main Methods:
- Malleostapedotomy was performed on 6 out of 34 otosclerosis patients between May 2002 and September 2003.
- Indications included middle ear dysplasia, malleus fixation, and incus necrosis.
- A titanium piston prosthesis was utilized, secured to the malleus handle and inserted into the footplate.
Main Results:
- Preoperative air-bone gap improved from 36 dB(A) to 13 dB(A) at a 3-month average follow-up.
- Prosthesis lengths ranged from 6.3 to 7.5 mm.
- No instances of hearing loss or vertigo were observed post-surgery.
Conclusions:
- Malleostapedotomy is a preferred technique for otosclerosis with concurrent ossicular chain pathology.
- Further research with larger patient cohorts and long-term follow-up is necessary to compare malleostapedotomy with incus stapedotomy.
