METHOD FOR SIMULTANEOUS ACTIVATION OF AT LEAST TWO ELECTRODES OF MULTIPLE-CHANNEL ELECTRODE MATRIX, COCHLEAR IMPLANT SYSTEM AND MACHINE-READABLE INFORMATION CARRIER Russian patent published in 2013 - IPC A61N1/36 A61F11/04 H04R25/00 

Abstract RU 2500440 C2

FIELD: medicine.

SUBSTANCE: invention refers to medical equipment, namely systems for electrical nerve stimulation and to cochlear implants. A method for simultaneous electrode stimulation consists in calculating the electrode pulse amplitudes of the multiple-channel matrix using the parameters of spatial channel distribution. The calculation is based on the spatially independent pulse responses characterised by the first exponential decay of constant a of the first side of the electrode and the second exponential decay of constant β of the second side of the electrode. The pulse amplitudes to record the spatially dependent pulse responses are calculated additionally by the spatially dependent weight ratios cn (n=1, 2, …, N). A cochlear implant system comprises the multiple-channel electrode matrix and a stimulator. The system also comprises a machine-readable carrier to implement a method for activation.

EFFECT: using the invention enables improving the cochlear implant operation and speech perception.

23 cl, 7 dwg

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RU 2 500 440 C2

Authors

Tsirkhofer Klemens M.

Dates

2013-12-10Published

2008-09-11Filed