The middle fossa approach with self-drilling screws: a novel technique for BONEBRIDGE implantation

Abstract Background Bone conduction implants can be used in the treatment of conductive or mixed hearing loss. The BONEBRIDGE bone conduction implant (BB-BCI) is an active, transcutaneous device. BB-BCI implantation can be performed through either the transmastoid or retrosigmoid approach with their...

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Main Authors: Peng You, Lauren H. Siegel, Zahra Kassam, Matthew Hebb, Lorne Parnes, Hanif M. Ladak, Sumit Kishore Agrawal
Format: Article
Language:English
Published: BMC 2019-07-01
Series:Journal of Otolaryngology - Head and Neck Surgery
Subjects:
Online Access:http://link.springer.com/article/10.1186/s40463-019-0354-7
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author Peng You
Lauren H. Siegel
Zahra Kassam
Matthew Hebb
Lorne Parnes
Hanif M. Ladak
Sumit Kishore Agrawal
author_facet Peng You
Lauren H. Siegel
Zahra Kassam
Matthew Hebb
Lorne Parnes
Hanif M. Ladak
Sumit Kishore Agrawal
author_sort Peng You
collection DOAJ
description Abstract Background Bone conduction implants can be used in the treatment of conductive or mixed hearing loss. The BONEBRIDGE bone conduction implant (BB-BCI) is an active, transcutaneous device. BB-BCI implantation can be performed through either the transmastoid or retrosigmoid approach with their respective limitations. Here, we present a third, novel approach for BB-BCI implantation. Objective Describe the detailed surgical technique of BB-BCI implantation through a middle fossa approach with self-drilling screws and present preliminary audiometric outcome data following this approach. Methods A single institution, retrospective chart review was completed for patients implanted with the BB-BCI via the middle fossa approach. Preoperative planning and modelling were performed using 3D Slicer. Audiological testing was performed pre- and post-operatively following standard audiometric techniques. Results Forty patients underwent BB-BCI implantation using the middle fossa approach. Modelling techniques allowed for implantation through the use of external landmarks, obviating the need for intraoperative image guidance. The surgical technique was refined over time through experience and adaptation. Mean follow-up was 29 months (range 3–71 months) with no surgical complications, favourable cosmesis, and expected audiometric outcomes. An average functional gain of 39.6 dB (± 14.7 SD) was found. Conclusion The middle fossa technique with self-drilling screws is a safe and effective option for BONEBRIDGE implantation. As a reference for other groups considering this approach, an annotated video has been included as a supplement to the study.
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spelling doaj.art-c59b58b1c31e484e9fcf12a79d246dea2023-01-02T22:46:12ZengBMCJournal of Otolaryngology - Head and Neck Surgery1916-02162019-07-0148111010.1186/s40463-019-0354-7The middle fossa approach with self-drilling screws: a novel technique for BONEBRIDGE implantationPeng You0Lauren H. Siegel1Zahra Kassam2Matthew Hebb3Lorne Parnes4Hanif M. Ladak5Sumit Kishore Agrawal6Department of Otolaryngology-Head and Neck Surgery, Schulich School of Medicine & Dentistry, Western UniversityDepartment of Otolaryngology-Head and Neck Surgery, Schulich School of Medicine & Dentistry, Western UniversityDepartment of Medical Imaging, Schulich School of Medicine & Dentistry, Western UniversityDepartment of Clinical Neurological Sciences, Schulich School of Medicine & Dentistry, Western UniversityDepartment of Otolaryngology-Head and Neck Surgery, Schulich School of Medicine & Dentistry, Western UniversityDepartment of Otolaryngology-Head and Neck Surgery, Schulich School of Medicine & Dentistry, Western UniversityDepartment of Otolaryngology-Head and Neck Surgery, Schulich School of Medicine & Dentistry, Western UniversityAbstract Background Bone conduction implants can be used in the treatment of conductive or mixed hearing loss. The BONEBRIDGE bone conduction implant (BB-BCI) is an active, transcutaneous device. BB-BCI implantation can be performed through either the transmastoid or retrosigmoid approach with their respective limitations. Here, we present a third, novel approach for BB-BCI implantation. Objective Describe the detailed surgical technique of BB-BCI implantation through a middle fossa approach with self-drilling screws and present preliminary audiometric outcome data following this approach. Methods A single institution, retrospective chart review was completed for patients implanted with the BB-BCI via the middle fossa approach. Preoperative planning and modelling were performed using 3D Slicer. Audiological testing was performed pre- and post-operatively following standard audiometric techniques. Results Forty patients underwent BB-BCI implantation using the middle fossa approach. Modelling techniques allowed for implantation through the use of external landmarks, obviating the need for intraoperative image guidance. The surgical technique was refined over time through experience and adaptation. Mean follow-up was 29 months (range 3–71 months) with no surgical complications, favourable cosmesis, and expected audiometric outcomes. An average functional gain of 39.6 dB (± 14.7 SD) was found. Conclusion The middle fossa technique with self-drilling screws is a safe and effective option for BONEBRIDGE implantation. As a reference for other groups considering this approach, an annotated video has been included as a supplement to the study.http://link.springer.com/article/10.1186/s40463-019-0354-7Bone conduction implantBONEBRIDGEMiddle fossa approachConductive hearing lossSurgical techniqueImplants
spellingShingle Peng You
Lauren H. Siegel
Zahra Kassam
Matthew Hebb
Lorne Parnes
Hanif M. Ladak
Sumit Kishore Agrawal
The middle fossa approach with self-drilling screws: a novel technique for BONEBRIDGE implantation
Journal of Otolaryngology - Head and Neck Surgery
Bone conduction implant
BONEBRIDGE
Middle fossa approach
Conductive hearing loss
Surgical technique
Implants
title The middle fossa approach with self-drilling screws: a novel technique for BONEBRIDGE implantation
title_full The middle fossa approach with self-drilling screws: a novel technique for BONEBRIDGE implantation
title_fullStr The middle fossa approach with self-drilling screws: a novel technique for BONEBRIDGE implantation
title_full_unstemmed The middle fossa approach with self-drilling screws: a novel technique for BONEBRIDGE implantation
title_short The middle fossa approach with self-drilling screws: a novel technique for BONEBRIDGE implantation
title_sort middle fossa approach with self drilling screws a novel technique for bonebridge implantation
topic Bone conduction implant
BONEBRIDGE
Middle fossa approach
Conductive hearing loss
Surgical technique
Implants
url http://link.springer.com/article/10.1186/s40463-019-0354-7
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