发明名称 |
Magnet for installation in the middle ear |
摘要 |
A magnet assembly for location around portions of bones in the middle ear where one portion of the assembly is a magnet and another portion of the assembly is a magnetic material, the portions being hinged to one another so that they are held around the bone by the magnetic field and being adapted for optimal coupling with a magnetic field produced by a coil in a magnetic induction hearing aid.
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申请公布号 |
US4840178(A) |
申请公布日期 |
1989.06.20 |
申请号 |
US19870050940 |
申请日期 |
1987.05.15 |
申请人 |
RICHARDS METAL COMPANY |
发明人 |
HEIDE, JORGEN;GOOCH, TIMOTHY D.;PRESCOTT, ANTHONY D.;BOJRAB, DENNIS |
分类号 |
H04R25/02;H04R25/00 |
主分类号 |
H04R25/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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