Safety and Outcome of Piezoelectric Active Transcutaneous Bone Conduction Implants for Children Younger Than 5 Years:

Faisal Zawawi1, Afnan F Bukhari, Eulaf Alaadah

  • 1Cochlear Implants & Hearing Aids Unit, Department of Otolaryngology-Head and Neck Surgery, King Abdulaziz University, Jeddah, Saudi Arabia.

Insights

Active transcutaneous piezoelectric bone conduction implants safely improved hearing in young children with congenital hearing loss. These implants provided significant, stable auditory function gains, making them a viable option for pediatric hearing restoration.

Area of Science:

  • Otolaryngology
  • Pediatric Audiology
  • Biomedical Engineering

Background:

  • Young children with congenital hearing loss often require advanced auditory interventions.
  • Active transcutaneous bone conduction implants offer a potential solution for hearing restoration in this population.

Purpose of the Study:

  • To evaluate the auditory outcomes in children under 5 years old who received piezoelectric active transcutaneous bone conduction implants (OSI).
  • To assess the safety and efficacy of OSI in improving hearing function in pediatric patients.

Main Methods:

  • Prospective cohort study at a single tertiary referral academic center.
  • Fourteen children under 5 years received OSI, with a minimum 1-year follow-up.
  • Auditory outcomes, surgical details, complications, and device usage were systematically collected and analyzed.

Main Results:

  • Fifteen implants were for congenital conductive hearing loss (cCHL) and three for single-sided deafness (SSD).
  • Significant hearing improvement was observed in cCHL patients (median 45 dB pure-tone average gain).
  • All patients demonstrated regular device use (median 10.6 h/day) with no decline in auditory performance over a median follow-up of 2.36 years.

Conclusions:

  • Piezoelectric active transcutaneous bone conduction implants are a safe and effective option for young children.
  • OSI provides significant and sustained improvements in auditory function for pediatric hearing loss.
Abstract

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