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Age-related variability in pediatric scalp thickness: Implications for auditory prostheses
Sunil D Sharma1, Edward Park2, Patricia L Purcell1
1Department of Otolaryngology, Head & Neck Surgery, Hospital for Sick Children, Toronto, ON, Canada; Department of Otolaryngology, Head & Neck Surgery, University of Toronto, Toronto, ON, Canada.
International Journal of Pediatric Otorhinolaryngology
|December 31, 2019
Summary
Scalp thickness in children receiving auditory implants varies with age, particularly in those over 7 years old. Younger children, under 7, show consistent scalp thickness, suggesting a standardized approach to soft tissue management is suitable for this group.
Area of Science:
- Otolaryngology
- Biomedical Engineering
- Pediatric Audiology
Background:
- Minimizing soft tissue reduction during percutaneous implant placement is crucial for aesthetics and reducing complications.
- Transcutaneous magnet device performance depends on intervening soft tissue thickness.
Purpose of the Study:
- To investigate age-related variations in scalp thickness among children receiving percutaneous implants or transcutaneous magnet-retained auditory prostheses.
Main Methods:
- Scalp thickness was measured at two sites (superior and inferior) in children undergoing auditory implant procedures.
- Linear regression analysis was employed to assess the correlation between age and scalp thickness.
Main Results:
- Scalp thickness ranged from 1 to 10 mm, with mean values of 4.1 mm superiorly and 4.3 mm inferiorly.
- A significant correlation between age and scalp thickness was found in older children.
- Children under 7 years exhibited minimal scalp thickness variability, showing no correlation with age.
Conclusions:
- Scalp thickness significantly varies with age in older children undergoing auditory implant procedures.
- Consistent scalp thickness (3-4 mm) in children under 7 supports a non-age-adjusted soft tissue management approach for this demographic.
