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Medical Devices: Evidence and Research Volume 13, 2020 - Issue
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Original Research

The Mechanical Impedance of the Human Skull via Direct Bone Conduction Implants

Bo Håkansson1 Department of Electrical Engineering, Chalmers University of Technology, Gothenburg, SwedenCorrespondence[email protected]
ORCID Iconhttps://orcid.org/0000-0003-3516-5924
ORCID Icon,
Fausto Woelflin1 Department of Electrical Engineering, Chalmers University of Technology, Gothenburg, Sweden;2 Department of Communication Sciences and Disorders, University of Alberta, Edmonton, CanadaORCID Iconhttps://orcid.org/0000-0003-3515-060X
ORCID Icon,
Anders Tjellström3 Department of Otolaryngology, Head and Neck Surgery, Sahlgrenska Academy, Gothenburg, Sweden
&
William Hodgetts2 Department of Communication Sciences and Disorders, University of Alberta, Edmonton, CanadaORCID Iconhttps://orcid.org/0000-0003-4419-0988
ORCID Icon
Pages 293-313 | Published online: 24 Sep 2020

References

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  • Håkansson B, Reinfeldt S, Persson A-C, et al. The bone conduction implant – a review and one year follow up. Int J Audiol. 2019;58(12):945–955. doi:10.1080/14992027.2019.1657243
  • Fredén Jansson K-J, Håkansson B, Johannsen L, Tengstrand T. Electro-acoustic performance of the new bone vibrator Radioear B81: a comparison with the conventional Radioear B71. Int J Audiol. 2015;54:334–340. doi:10.3109/14992027.2014.980521
  • Håkansson B, Fredén Jansson K-J, Tengstrand T, et al. VEMP using a new low-frequency bone conduction transducer. Med Devices. 2018;11:301–312
  • Håkansson B, Carlsson P. Skull simulator for direct bone conduction hearing devices. Scand Audiol. 1989;18(2):91–98. doi:10.3109/01050398909070728
  • SE 8502411 (L) published abstract “Frequency characteristics measurement appts. for hearing aid”. Espacenet and SE452238B (patent published at Svensk patentdatabas) Patent No: 85-02411-5 application no. Anordning för mätning av hörapparats frekvenskarakteristik/Test equipment for direct bone conduction devices 1985.
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  • Woelflin F. The mechanical point impedance of the skin-penetrated human skull in vivo, MSc Thesis, No EX050/2011. Gothenburg, Sweden: Chalmers University of technology; 2011.
  • Håkansson B, Carlsson P, Brandt A, Stenfelt S. Linearity of sound propagation through the human skull in vivo. J Acoust Soc Am. 1996;96(4).
  • Håkansson B, Tjellström A, Rosenhall U. Hearing thresholds with direct bone conduction versus conventional bone conduction. Scand Audiol. 1984;13:3. doi:10.3109/01050398409076252
  • Hodgetts WE, Scollie SD. DSL prescriptive targets for bone conduction devices: adaptation and comparison to clinical fittings. Int J Audiol. 2017;56(7):521–530. doi:10.1080/14992027.2017.1302605
  • Eeg-Olofsson M, Stenfelt S, Tjellström A, Granström G. Transmission of bone-conducted sound in the human skull measured by cochlear vibrations. 2008;47(12):761–769.
  • Håkansson B, Reinfeldt S, Eeg-Olofsson M, et al. A novel bone conduction implant (BCI) – engineering aspects and preclinical studies. Int J Audiol. 2010;49(3):203–215. doi:10.3109/14992020903264462

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