A novel approach to compute the impedance matrix of a cochlear implant system incorporating an electrode-tissue interface based on finite element method

IEEE Transactions on Magnetics

Volumn 42, Issue 4, 2006, Pages 1375-1378

  Choi, Charles T M ^a   Lai, Wei Dian ^a   Lee, Sih Sian ^a  

^a I SHOU UNIVERSITY   (Taiwan)

Author keywords

Cochlear implant; Electric field imaging; Finite element method; Tissue interface model; Volume conduction model

Indexed keywords

ELECTRIC FIELDS; ELECTRODES; IMAGING TECHNIQUES; INTERFACES (MATERIALS); MEASUREMENT THEORY;

COCHLEAR IMPLANT; ELECTRIC FIELD IMAGING; TISSUE-INTERFACE MODEL; VOLUME CONDUCTION MODEL;

ELECTRIC IMPEDANCE;

EID: 33645149730     PISSN: 00189464     EISSN: None     Source Type: Journal    
DOI: 10.1109/TMAG.2006.872461     Document Type: Article

References (8)

1. [Online]. Available: Http://www.cochlearimplant.com/
2. F. J. Vanpoucke, A. Zarowski, and S. Peeters, "Identification of the impedance model of an implanted cochlear prosthesis from intracochlear potential measurements," IEEE Trans. Biomed. Eng., vol. 51, no. 12, pp. 2174-2183, Dec. 2004.
3. C.T.M. Choi, W.-D. Lai, and Y. B. Chen, "Optimization of cochlear implant electrode array using genetic algorithms and computational neuroscience models," IEEE Trans. Magn., vol. 40, no. 2, pp. 639-642, Mar. 2004.
4. _, "Comparison of electrical stimulation performance of four cochlear implant electrodes," IEEE Trans. Magn., vol. 41, no. 5, pp. 1920-1923, May 2005.
5. _, "Neural excitation patterns of four cochlear implant electrode array configurations," in Proc. IEEE EMBS Annu. Conf., Houston, TX, Oct. 2002.
6. T. Hanekom, "Three-dimensional spiraling finite element model of the electrically stimulated cochlea," Ear and Hearing, vol. 22, pp. 300-315, 2001.
7. C.T.M. Choi and W.-D. Lai, "Effect of adding electrode-tissue interface model to cochlear implant model," in Proc. Eleventh Biennial IEEE Conf. Electromagnetic Field, Computation, Jun. 2004.
8. S.-I. Hatsushika, R. K. Shepherd, Y. C. Tong, G. M. Clark, and S. Funasaka, "Dimensions of the scala tympani in the human and cat with reference to cochlear implants," Annals of Otology, Rhinology and Laryngology, vol. 99, pp. 871-876, 1990.