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Related Concept Videos

Hearing01:31

Hearing

When we hear a sound, our nervous system is detecting sound waves—pressure waves of mechanical energy traveling through a medium. The frequency of the wave is perceived as pitch, while the amplitude is perceived as loudness.

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Related Experiment Video

Updated: May 31, 2026

Enhanced Cochlear Coverage and Hearing Preservation in High-Frequency Hearing Loss via Electric Acoustic Stimulation with Longer Electrode
03:49

Enhanced Cochlear Coverage and Hearing Preservation in High-Frequency Hearing Loss via Electric Acoustic Stimulation with Longer Electrode

Published on: October 11, 2024

Partial deafness treatment.

Henryk Skarzynski1, Artur Lorens

  • 1International Center of Hearing and Speech of Institute of Physiology and Pathology of Hearing, Warsaw/Kajetany, Poland. skarzynski.henryk@ifps.org.pl

Cochlear Implants International
|July 16, 2011
PubMed
Summary
This summary is machine-generated.

Partial Deafness Treatment (PDT) utilizes acoustic stimulation (hearing aids, middle ear implants) and electric stimulation (cochlear implants) for moderate to severe hearing loss. Long-term results show preserved hearing in 97% of patients with significant speech understanding improvements.

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Sound Source Localization Testing in Single-sided Deafness Following Bone Conduction Intervention
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Published on: December 20, 2024

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Last Updated: May 31, 2026

Enhanced Cochlear Coverage and Hearing Preservation in High-Frequency Hearing Loss via Electric Acoustic Stimulation with Longer Electrode
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Sound Source Localization Testing in Single-sided Deafness Following Bone Conduction Intervention
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Sound Source Localization Testing in Single-sided Deafness Following Bone Conduction Intervention

Published on: December 20, 2024

Area of Science:

  • Otolaryngology
  • Audiology
  • Neurosurgery

Background:

  • Partial deafness requires tailored treatment strategies.
  • Existing treatments include acoustic stimulation via hearing aids or middle ear implants.
  • Electric stimulation with cochlear implants offers another therapeutic avenue.

Purpose of the Study:

  • To present the accepted strategy of Partial Deafness Treatment (PDT) based on long-term outcomes.
  • To evaluate the efficacy of different stimulation modes in treating partial deafness.
  • To detail the surgical approach and long-term results of cochlear implantation for partial deafness.

Main Methods:

  • Long-term follow-up (8 years adults, 5 years children) of patients undergoing Partial Deafness Treatment.
  • Categorization of patients into acoustic stimulation (hearing aid, middle ear implant) and electric stimulation groups (cochlear implant: Electrical Complement, Electric Acoustic Stimulation, Electric Stimulation).
  • Standardized 6-step surgical approach with emphasis on round window insertion for cochlear implantation.

Main Results:

  • Preservation of preoperative hearing in 97% of subjects.
  • No statistically significant difference in mean hearing thresholds pre- and post-surgery (3 months).
  • Significant improvement in speech understanding scores at 12 months post-surgery in quiet and noisy conditions across all groups.

Conclusions:

  • The presented Partial Deafness Treatment strategy, incorporating various stimulation modalities, is effective for moderate to severe hearing loss.
  • Long-term follow-up supports the comprehensive approach to managing partial deafness.
  • Cochlear implantation, using the described surgical technique, demonstrates safe and effective hearing preservation and functional gains.