Microphone directionality and wind noise reduction enhance speech perception in users of the MED-EL SONNET audio processor

References

• Amann, E., Anderson, I. 2014. Development and validation of a questionnaire for hearing implant users to self-assess their auditory abilities in everyday communication situations: the hearing implant sound quality Index (HISQUI19). Acta Oto-Laryngologica, 134: 915–923. doi: 10.3109/00016489.2014.909604
   PubMed Web of Science ®Google Scholar
• Anderson, I., Baumgartner, W.D., Böheim, K., Nahler, A., Arnolder, C., D'Haese, P. 2006. Telephone use: what benefit do cochlear implant users receive? International Journal of Audiology, 45: 446–453. doi: 10.1080/14992020600690969
   PubMed Web of Science ®Google Scholar
• Buechner, A., Dyballa, K.H., Hehrmann, P., Fredelake, S., Lenarz, T., Wanunu, M. 2014. Advanced beamformers for cochlear implant users: acute measurement of speech perception in challenging listening conditions. PLoS One, 9: e95542. doi: 10.1371/journal.pone.0095542
   PubMed Web of Science ®Google Scholar
• Buechner, A., Illg, A., Majdani, O., Lenarz, T. 2017. Investigation of the effect of cochlear implant electrode length on speech comprehension in quiet and noise compared with the results with users of electro-acoustic-stimulation, a retrospective analysis. PLoS One, 12: e0174900. doi: 10.1371/journal.pone.0174900
   PubMed Web of Science ®Google Scholar
• Calvino, M., Gavilán, J., Sánchez-Cuadrado, I., Pérez-Mora, R.M., Muñoz, E., Lassaletta, L. 2016. Validation of the Hearing Implant Sound Quality Index (HISQUI19) to assess Spanish-speaking cochlear implant users’ auditory abilities in everyday communication situations. Acta Oto-Laryngologica, 136: 48–55. doi: 10.3109/00016489.2015.1086021
   PubMed Web of Science ®Google Scholar
• Caporali, P.F., Caporali, S.A., Bucuvic, É.C., Vieira, S.d.S., Santos, Z.M., Chiari, B.M. 2016. Cross cultural translation and adaptation to Brazilian Portuguese of the Hearing Implant Sound Quality Index Questionnaire – (HISQUI19). Codas, 28: 345–354. doi: 10.1590/2317-1782/20162015119
   PubMed Web of Science ®Google Scholar
• Chung, K., McKibben, N. 2011. Microphone directionality, pre-emphasis filter, and wind noise in cochlear implants. Journal of the American Academy of Audiology, 22: 586–600. doi: 10.3766/jaaa.22.9.4
   PubMed Web of Science ®Google Scholar
• Chung, K., Mongeau, L., McKibben, N. 2009. Wind noise in hearing aids with directional and omnidirectional microphones: polar characteristics of behind-the-ear hearing aids. The Journal of the Acoustical Society of America, 125: 2243–2259. doi: 10.1121/1.3086268
   PubMed Web of Science ®Google Scholar
• Clinkard, D., Shipp, D., Friesen, L.M., Stewart, S., Ostroff, J., Chen, J.M., et al. 2011. Telephone use and the factors influencing it among cochlear implant patients. Cochlear Implants International, 12: 140–146. doi: 10.1179/146701011X12998393351321
   PubMedGoogle Scholar
• Dazert, S., Thomas, J.P., Büchner, A., Müller, J., Hempel, J.M., Löwenheim, H., et al. 2017. Off the ear with no loss in speech understanding: comparing the RONDO and the OPUS 2 cochlear implant audio processors. European Archives of Oto-Rhino-Laryngology, 274: 1391–1395. doi: 10.1007/s00405-016-4400-z
   PubMed Web of Science ®Google Scholar
• Fuller, C., Mallinckrodt, L., Maat, B., Başkent, D., Free, R. 2013. Music and quality of life in early-deafened late-implanted adult cochlear implant users. Otology & Neurotology, 34: 1041–1047. doi: 10.1097/MAO.0b013e31828f47dd
   PubMed Web of Science ®Google Scholar
• Geißler, G., Arweiler, I., Hehrmann, P., Lenarz, T., Hamacher, V., Büchner, A. 2015. Speech reception threshold benefits in cochlear implant users with an adaptive beamformer in real life situations. Cochlear Implants International, 16: 69–76. doi: 10.1179/1754762814Y.0000000088
   PubMedGoogle Scholar
• Gemeinsamer Bundesausschuss. 2018. Richtlinie des Gemeinsamen Bundesausschusses über die Verordnung von Hilfsmitteln in der vertragsärztlichen Versorgung. Hilfsmittel-Richtlinie Stand: 19. Available from: https://www.g-ba.de/downloads/62-492-1666/HilfsM-RL_2018-07-19_iK-2018-10-03.pdf
   Google Scholar
• Hahlbrock, K.H. 1953. Über Sprachaudiometrie und neue Wörterteste. Archiv für Ohren- Nasen- und Kehlkopfheilkunde, 162: 394–431. doi: 10.1007/BF02105664
   PubMedGoogle Scholar
• Hast, A., Schlücker, L., Digeser, F., Liebscher, T., Hoppe, U. 2015. Speech perception of elderly cochlear implant users under different noise conditions. Otology & Neurotology, 36: 1638–1643. doi: 10.1097/MAO.0000000000000883
   PubMed Web of Science ®Google Scholar
• Hehrmann, P., Fredelake, S., Hamacher, V., Dyballa, K.-H., Buechner, A. 2012. Improved speech intelligibility with cochlear implants using state-of-the-art noise reduction algorithms. Conference: Proceedings of the 10th ITG Symposium; 2012 Sept 26–28; Braunschweig, Germany. VDE Conference Publications.
   Google Scholar
• Helbig, S., Baumann, U., Hey, C., Helbig, M. 2011. Hearing preservation after complete cochlear coverage in cochlear implantation with the free-fitting FLEXSOFT electrode carrier. Otology & Neurotology, 32: 973–979. doi: 10.1097/MAO.0b013e31822558c4
   PubMed Web of Science ®Google Scholar
• Helbig, S., Helbig, M., Leinung, M., Stöver, T., Baumann, U., Rader, T. 2015. Hearing preservation and improved speech perception with a flexible 28-mm electrode. Otology & Neurotology, 36: 34–42.
   PubMed Web of Science ®Google Scholar
• Hersbach, A.A., Arora, K., Mauger, S.J., Dawson, P.W. 2012. Combining directional microphone and single-channel noise reduction algorithms. Ear and Hearing, 33: e13–e23. doi: 10.1097/AUD.0b013e31824b9e21
   PubMed Web of Science ®Google Scholar
• Hey, M., Hocke, T., Hedderich, J., Müller-Deile, J. 2014. Investigation of a matrix sentence test in noise: reproducibility and discrimination function in cochlear implant patients. International Journal of Audiology, 53: 895–902. doi: 10.3109/14992027.2014.938368
   PubMed Web of Science ®Google Scholar
• Honeder, C., Liepins, R., Arnoldner, C., Šinkovec, H., Kaider, A., Vyskocil, E., et al. 2018. Fixed and adaptive beamforming improves speech perception in noise in cochlear implant recipients equipped with the MED-EL SONNET audio processor. PLoS One, 13: e0190718. doi: 10.1371/journal.pone.0190718
   PubMed Web of Science ®Google Scholar
• Johnson, D.H., Shami, P.N. 1993. The signal processing information base. IEEE Signal Processing Magazine, 10: 36–42. doi: 10.1109/79.248556
   Web of Science ®Google Scholar
• Kokkinakis, K., Cox, C. 2014. Reducing the impact of wind noise on cochlear implant processors with two microphones. The Journal of the Acoustical Society of America, 135: EL219–EL225. doi: 10.1121/1.4871583
   PubMed Web of Science ®Google Scholar
• Kompis, M., Bertram, M., Senn, P., Müller, J., Pelizzone, M., Häusler, R. 2008. A two-microphone noise reduction system for cochlear implant users with nearby microphones—part II: performance evaluation. EURASIP Journal on Advances in Signal Processing, 2008: 451273. doi: 10.1155/2008/451273
   Google Scholar
• Laske, R.D., Veraguth, D., Dillier, N., Binkert, A., Holzmann, D., Huber, A.M. 2009. Subjective and objective results after bilateral cochlear implantation in adults. Otology & Neurotology, 30: 313–318. doi: 10.1097/MAO.0b013e31819bd7e6
   PubMed Web of Science ®Google Scholar
• Lenarz, T., Muller, L., Czerniejewska-Wolska, H., Vallés Varela, H., Orús Dotú, C., Durko, M., et al. 2017. Patient-related benefits for adults with cochlear implantation: a multicultural longitudinal observational study. Audiology and Neurotology, 22: 61–73. doi: 10.1159/000477533
   PubMed Web of Science ®Google Scholar
• Mertens, G., Kleine Punte, A., De Bodt, M., Van de Heyning, P. 2015. Sound quality in adult cochlear implant recipients using the HISQUI19. Acta Oto-laryngologica, 135: 1138–1145.
   PubMed Web of Science ®Google Scholar
• Mlynski, R., Ziese, M., Rahne, T., Deile, J.M. 2016. Speech perception and subjective preference with fine structure coding strategies. Otolaryngology, 6: 254. doi: 10.4172/2161-119X.1000254
   Google Scholar
• Mosnier, I., Mathias, N., Flament, J., Amar, D., Liagre-Callies, A., Borel, S., et al. 2017. Benefit of the UltraZoom beamforming technology in noise in cochlear implant users. European Archives of Oto-Rhino-Laryngology, 274: 3335–3342. doi: 10.1007/s00405-017-4651-3
   PubMed Web of Science ®Google Scholar
• Noble, W., Jensen, N.S., Naylor, G., Bhullar, N., Akeroyd, M.A. 2013. A short form of the speech, spatial and qualities of hearing scale suitable for clinical use: the SSQ12. International Journal of Audiology, 52: 409–412. doi: 10.3109/14992027.2013.781278
   PubMed Web of Science ®Google Scholar
• Noble, W., Tyler, R., Dunn, C., Bhullar, N. 2008. Hearing handicap ratings among different profiles of adult cochlear implant users. Ear and Hearing, 29: 112–120.
   PubMed Web of Science ®Google Scholar
• Plant, K., van Hoesel, R., McDermott, H., Dawson, P., Cowan, R. 2016. Influence of contralateral acoustic hearing on adult bimodal outcomes after cochlear implantation. International Journal of Audiology, 55: 472–482. doi: 10.1080/14992027.2016.1178857
   PubMed Web of Science ®Google Scholar
• Risi, F. 2019. Considerations and rationale for cochlear implant electrode design – past, present and future. The Journal of International Advanced Otology, 14: 382–391. doi: 10.5152/iao.2018.6372
   Web of Science ®Google Scholar
• Riss, D., Hamzavi, J.S., Blineder, M., Honeder, C., Ehrenreich, I., Kaider, A., et al. 2014. FS4, FS4-p, and FSP. Ear and Hearing, 35: e272–e281. doi: 10.1097/AUD.0000000000000063
   PubMed Web of Science ®Google Scholar
• Riss, D., Hamzavi, J.S., Blineder, M., Flak, S., Baumgartner, W.-D., Kaider, A., et al. 2016. Effects of stimulation rate with the FS4 and HDCIS coding strategies in cochlear implant recipients. Otology & Neurotology, 37: 882–888. doi: 10.1097/MAO.0000000000001107
   PubMed Web of Science ®Google Scholar
• Schafer, E., Thibodeau, L.M. 2004. Speech recognition abilities of adults using cochlear implants with FM systems. Journal of the American Academy of Audiology, 15: 678–691. doi: 10.3766/jaaa.15.10.3
   PubMedGoogle Scholar
• Smulders, Y.E., van Zon, A., Stegeman, I., Rinia, A.B., Van Zanten, G.A., Stokroos, R.J., et al. 2016. Comparison of bilateral and unilateral cochlear implantation in adults. JAMA Otolaryngology–Head & Neck Surgery, 142: 249–256. doi: 10.1001/jamaoto.2015.3305
   PubMed Web of Science ®Google Scholar
• Spriet, A., Van Deun, L., Eftaxiadis, K., Laneau, J., Moonen, M., van Dijk, B., et al. 2007. Speech understanding in background noise with the two-microphone adaptive beamformer BEAM in the nucleus freedom cochlear implant system. Ear and Hearing, 28: 62–72. doi: 10.1097/01.aud.0000252470.54246.54
   PubMed Web of Science ®Google Scholar
• Wagener, K., Kühnel, V., Kollmeier, B. 1999. Entwicklung und Evaluation eines Satztests für die deutsche Sprache. I: design des Oldenburger Satztests. Zeitschrift fur Audiologie, 38: 4–15.
   Google Scholar
• Wesarg, T., Voss, B., Hassepass, F., Beck, R., Aschendorff, A., Laszig, R., et al. 2018. Speech perception in quiet and noise with an off the ear CI processor enabling adaptive microphone directionality. Otology & Neurotology, 39: e240–e249. doi: 10.1097/MAO.0000000000001749
   PubMed Web of Science ®Google Scholar
• Williges, B., Jürgens, T., Hu, H., Dietz, M. 2018. Coherent coding of enhanced interaural cues improves sound localization in noise with bilateral cochlear implants. Trends in Hearing, 22: 2331216518781746. doi: 10.1177/2331216518781746
   Web of Science ®Google Scholar
• Wilson, B.S., Dorman, M.F. 2008. Cochlear implants: a remarkable past and a brilliant future. Hearing Research, 242: 3–21. doi: 10.1016/j.heares.2008.06.005
   PubMed Web of Science ®Google Scholar
• Wimmer, W., Weder, S., Caversaccio, M., Kompis, M. 2016. Speech intelligibility in noise with a pinna effect imitating cochlear implant processor. Otology & Neurotology, 37: 19–23. doi: 10.1097/MAO.0000000000000866
   PubMed Web of Science ®Google Scholar
• Wolfe, J., Parkinson, A., Schafer, E.C., Gilden, J., Rehwinkel, K., Mansanares, J., et al. 2012. Benefit of a commercially available cochlear implant processor with dual-microphone beamforming. Otology & Neurotology, 33: 553–560. doi: 10.1097/MAO.0b013e31825367a5
   PubMed Web of Science ®Google Scholar
• Zakis, J.A. 2011. Wind noise at microphones within and across hearing aids at wind speeds below and above microphone saturation. The Journal of the Acoustical Society of America, 129: 3897–3907. doi: 10.1121/1.3578453
   PubMed Web of Science ®Google Scholar