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Surgical experience with bone-anchored hearing aids in children
B C Papsin1, T K Sirimanna, D M Albert
1Hospital for Sick Children, Department of Otolaryngology, Toronto, Ontario.
The Laryngoscope
|June 1, 1997
Summary
Titanium osseointegrated implants, known as bone-anchored hearing aids (BAHAs), can be successfully implanted in children. Despite challenges in this pediatric population, most patients achieve functional hearing outcomes with proper maintenance.
Area of Science:
- Otolaryngology
- Biomedical Engineering
- Pediatric Surgery
Background:
- Titanium osseointegrated implants for bone-anchored hearing aids (BAHAs) have been utilized since 1977.
- Pediatric populations, particularly those with craniofacial abnormalities, present unique challenges for BAHA implantation.
Purpose of the Study:
- To report on the surgical aspects of BAHAs in children.
- To identify predisposing factors for complications.
- To outline strategies for complication prevention in pediatric BAHA recipients.
Main Methods:
- Retrospective review of medical records for 32 children who underwent two-stage BAHA implantation since 1990.
- Analysis of surgical outcomes, osseointegration success rates, and complication incidence.
Main Results:
- Of 32 pediatric patients, 29 currently use their BAHA.
- Five children experienced failed osseointegration; eight required revision surgery for complications like lost abutments, trauma, or skin issues.
- No significant changes in bone or air conduction thresholds were observed post-implantation.
Conclusions:
- Pediatric BAHA implantation presents distinct challenges but is achievable.
- Successful implantation and long-term maintenance are possible with careful management.
- Understanding predisposing factors and implementing preventive measures are crucial for optimal outcomes.
