Cochlear implants having MRI-compatible magnet apparatus and associated methods
US9919154B2 · kind B2 · utility
20Cited by
49References
19Claims
0Family size
Assignee
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Key dates
| Filing date | May 9, 2017 |
| Grant date | Mar 20, 2018 |
| Priority date | — |
| Expiry date | May 9, 2037 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61N1/37229
- WIPO fieldMedical technology
- WIPO sectorInstruments
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.