Cochlear implants having MRI-compatible magnet apparatus and associated methods
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United States of America Patent
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Mar 20, 2018
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app pub date -
May 9, 2017
filing date -
Dec 18, 2015
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Abstract
A cochlear implant including a cochlear lead, an antenna, a stimulation processor, and a magnet apparatus, associated with the antenna, including a case defining a central axis, a magnet frame within the case and rotatable about the central axis of the case, and a plurality of elongate diametrically magnetized magnets that are located in the magnet frame, the magnets defining a longitudinal axis and a N-S direction and being freely rotatable about the longitudinal axis relative to the magnet frame.
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