SonovaMedical/Dentalsince 2000
Sonova (Phonak/Unitron) Custom Hearing Aid Shells
In-the-ear hearing aid custom shells
Medical/Dental85% confidence
MEDICAL/DENTAL · PART PHOTO
Challenge
Every hearing aid shell must fit a unique ear canal. Traditional hand-sculpting took days and required skilled labour.
Solution
3D ear canal scans feed directly to AM printers producing perfectly fitting shells in hours. Sonova was among the first to industrialise AM for custom hearing aids in the early 2000s.
Outcomes
- 01Industry-standard process; 10M+ custom shells produced globally since adoption
Technologies
Stereolithography
Source
Standard manufacturing method for custom in-ear hearing aids globally
Cite this page
APA
AM Roadmap. (2000). Sonova (Phonak/Unitron) Custom Hearing Aid Shells. AM Roadmap (v0.4.2-fixes-deployed). Retrieved 2026-05-17, from https://amroadmap.com/success-stories/sonova-phonak-hearing-shells-2000s
BibTeX
@misc{amroadmap_sonova_phonak_unitron_custom_hearing_aid_2000,
title = {Sonova (Phonak/Unitron) Custom Hearing Aid Shells},
author = {{AM Roadmap}},
year = {2000},
url = {https://amroadmap.com/success-stories/sonova-phonak-hearing-shells-2000s},
note = {AM Roadmap dataset v0.4.2-fixes-deployed, accessed 2026-05-17}
}Canonical URL: https://amroadmap.com/success-stories/sonova-phonak-hearing-shells-2000s