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BioMed Research International
Volume 2017, Article ID 6372704, 5 pages
https://doi.org/10.1155/2017/6372704
Research Article

MRI-Based Estimation of Scalar Cochlear-Implant Electrode Position

1Department of Otolaryngology, Head and Neck Surgery, Unfallkrankenhaus Berlin, Berlin, Germany
2Department of Radiology, Unfallkrankenhaus Berlin, Berlin, Germany

Correspondence should be addressed to I. Todt; ten.xmg@tdot

Received 13 May 2017; Accepted 18 September 2017; Published 17 October 2017

Academic Editor: Martin Kompis

Copyright © 2017 A. Stratmann et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Linked References

  1. L. K. Holden, C. C. Finley, J. B. Firszt et al., “Factors affecting open-set word recognition in adults with cochlear implants,” Ear and Hearing, vol. 34, no. 3, pp. 342–360, 2013. View at Publisher · View at Google Scholar · View at Scopus
  2. G. K. A. Van Wermeskerken, M. Prokop, A. F. Van Olphen, and F. W. J. Albers, “Intracochlear assessment of electrode position after cochlear implant surgery by means of multislice computer tomography,” European Archives of Oto-Rhino-Laryngology, vol. 264, no. 12, pp. 1405–1407, 2007. View at Publisher · View at Google Scholar · View at Scopus
  3. T. Kurzweg, C. V. Dalchow, M. Bremke et al., “The value of digital volume tomography in assessing the position of cochlear implant arrays in temporal bone specimens,” Ear and Hearing, vol. 31, no. 3, pp. 413–419, 2010. View at Publisher · View at Google Scholar · View at Scopus
  4. S. H. Bartling, R. Gupta, A. Torkos et al., “Flat-panel volume computed tomography for cochlear implant electrode array examination in isolated temporal bone specimens,” Otology & Neurotology, vol. 27, no. 4, pp. 491–498, 2006. View at Publisher · View at Google Scholar · View at Scopus
  5. M. Marx, F. Risi, B. Escudé et al., “Reliability of cone beam computed tomography in scalar localization of the electrode array: a radio histological study,” European Archives of Oto-Rhino-Laryngology, vol. 271, no. 4, pp. 673–679, 2014. View at Publisher · View at Google Scholar · View at Scopus
  6. A. Aschendorff, J. Kromeier, T. Klenzner, and R. Laszig, “Quality control after insertion of the nucleus contour and contour advance electrode in adults,” Ear and Hearing, vol. 28, supplement 2, no. 2, pp. 75S–79S, 2007. View at Publisher · View at Google Scholar · View at Scopus
  7. C. C. Finley, T. A. Holden, L. K. Holden et al., “Role of electrode placement as a contributor to variability in cochlear implant outcomes,” Otology & Neurotology, vol. 29, no. 7, pp. 920–928, 2008. View at Publisher · View at Google Scholar · View at Scopus
  8. P. Mittmann, A. Ernst, and I. Todt, “Intraoperative electrophysiologic variations caused by the scalar position of cochlear implant electrodes,” Otology & Neurotology, vol. 36, no. 6, pp. 1010–1014, 2015. View at Publisher · View at Google Scholar
  9. P. Mittmann, I. Todt, T. Wesarg, S. Arndt, A. Ernst, and F. Hassepass, “Electrophysiological detection of intracochlear scalar changing perimodiolar cochlear implant electrodes: a blinded study,” Otology & Neurotology, vol. 36, no. 7, pp. 1166–1171, 2015. View at Publisher · View at Google Scholar
  10. F. Hassepass, V. Stabenau, W. Maier et al., “Revision surgery due to magnet dislocation in cochlear implant patients: An emerging complication,” Otology & Neurotology, vol. 35, no. 1, pp. 29–34, 2014. View at Publisher · View at Google Scholar · View at Scopus
  11. G. Grupe, J. Wagner, S. Hofmann et al., “Prevalence and complications of MRI scans of cochlear implant patients: German version,” HNO, vol. 64, no. 3, pp. 156–162, 2016. View at Publisher · View at Google Scholar · View at Scopus
  12. S. Schmerber, E. Reyt, and J.-P. Lavieille, “Is magnetic resonance imaging still a contraindication in cochlear-implanted patients?” European Archives of Oto-Rhino-Laryngology, vol. 260, no. 6, pp. 293-294, 2003. View at Publisher · View at Google Scholar · View at Scopus
  13. O. Majdani, T. S. Rau, F. Götz et al., “Artifacts caused by cochlear implants with non-removable magnets in 3T MRI: Phantom and cadaveric studies,” European Archives of Oto-Rhino-Laryngology, vol. 266, no. 12, pp. 1885–1890, 2009. View at Publisher · View at Google Scholar · View at Scopus
  14. J. Walton, N. P. Donnelly, Y. C. Tam et al., “MRI without magnet removal in neurofibromatosis type 2 patients with cochlear and auditory brainstem implants,” Otology & Neurotology, vol. 35, no. 5, pp. 821–825, 2014. View at Publisher · View at Google Scholar · View at Scopus
  15. I. Todt, G. Rademacher, P. Mittmann, J. Wagner, S. Mutze, and A. Ernst, “MRI Artifacts and Cochlear Implant Positioning at 3 T In Vivo,” Otology & Neurotology, vol. 36, no. 6, pp. 972–976, 2015. View at Publisher · View at Google Scholar · View at Scopus
  16. I. Todt, G. Rademacher, S. Mutze et al., “Relationship between intracochlear electrode position and tinnitus in cochlear implantees,” Acta Oto-Laryngologica, vol. 135, no. 8, pp. 781–785, 2015. View at Publisher · View at Google Scholar · View at Scopus
  17. T. Struffert, V. Hertel, Y. Kyriakou et al., “Imaging of cochlear implant electrode array with flat-detector CT and conventional multislice CT: Comparison of image quality and radiation dose,” Acta Oto-Laryngologica, vol. 130, no. 4, pp. 443–452, 2010. View at Publisher · View at Google Scholar · View at Scopus