Devices and methods for vestibular and/or cranial nerve stimulation
First Claim
Patent Images
1. An in-ear stimulator for administering thermal stimulation to the ear canal of a subject, comprising:
- (a) an earpiece configured to be insertable into the ear canal of said subject, said earpiece having an outer surface and an internal cavity formed therein, said internal cavity having an inner surface; and
(b) at least one thermoelectric device thermally coupled to said earpiece internal cavity inner surface, wherein said at least one thermoelectric device comprises a thin film thermoelectric device.
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Abstract
An in-ear stimulator for administering thermal stimulation to the ear canal of a subject includes (a) an earpiece configured to be insertable into the ear canal of said subject, the earpiece having an outer surface and an internal cavity formed therein, the internal cavity having an inner surface; and (b) at least one thermoelectric device thermally coupled to the earpiece internal cavity inner surface.
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Citations
32 Claims
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1. An in-ear stimulator for administering thermal stimulation to the ear canal of a subject, comprising:
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(a) an earpiece configured to be insertable into the ear canal of said subject, said earpiece having an outer surface and an internal cavity formed therein, said internal cavity having an inner surface; and (b) at least one thermoelectric device thermally coupled to said earpiece internal cavity inner surface, wherein said at least one thermoelectric device comprises a thin film thermoelectric device. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
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19. An in-ear stimulator for administering thermal stimulation to the ear canal of a subject, comprising:
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(a) an earpiece configured to be insertable into the ear canal of said subject, said earpiece having an outer surface and an internal cavity formed therein, said internal cavity having an inner surface; and (b) at least one thermoelectric device thermally coupled to said earpiece internal cavity inner surface (c) a heat sink positioned in said earpiece internal cavity, wherein said heat sink is thermally coupled to said at least one thermoelectric device and wherein said heat sink comprises a side portion that generally conforms to a corresponding side portion of said inner surface of said internal cavity, said at least one thermoelectric device being mounted between said side portion of said heat sink and said side portion of said inner surface of said internal cavity.
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20. An in-ear stimulator for administering thermal stimulation to the ear canal of a subject, comprising:
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(a) an earpiece configured to be insertable into the ear canal of said subject, said earpiece having an outer surface and an internal cavity formed therein, said internal cavity having an inner surface; and (b) at least one thermoelectric device thermally coupled to said earpiece internal cavity inner surface, wherein said earpiece comprises; a generally cylindrical base having opposite first and second ends, the base defining a longitudinal centerline; and an extended portion extending from the second end of the cylindrical base, wherein said dome-shaped point is offset from the longitudinal centerline. - View Dependent Claims (21, 22)
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23. An in-ear stimulator for administering thermal stimulation to the ear canals of a subject, comprising:
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(a) a first earpiece configured to be insertable into the right ear canal of the subject, said first earpiece having an outer surface and an internal cavity formed therein, said internal cavity having an inner surface; (b) a second earpiece configured to be insertable into the left ear canal of the subject, said second earpiece having an outer surface and an internal cavity formed therein, said internal cavity having an inner surface; (c) at least one thermoelectric device comprising a thin film thermoelectric device thermally coupled to said first earpiece internal cavity; (d) at least one thermoelectric device comprising a thin film thermoelectric device thermally coupled to said second earpiece internal cavity; and (e) a headpiece configured to position said first earpiece in the right ear canal of the subject and to position said second earpiece in the left ear canal of the subject. - View Dependent Claims (24, 25)
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26. An in-ear stimulator for administering thermal stimulation to the ear canals of a subject, comprising:
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(a) a first earpiece configured to be insertable into the right ear canal of the subject, said first earpiece having an outer surface and an internal cavity formed therein, said internal cavity having an inner surface; (b) a second earpiece configured to be insertable into the left ear canal of the subject, said second earpiece having an outer surface and an internal cavity formed therein, said internal cavity having an inner surface; (c) at least one thermoelectric device thermally coupled to said first earpiece internal cavity; (d) at least one thermoelectric device thermally coupled to said second earpiece internal cavity; and (e) a headpiece configured to position said first earpiece in the right ear canal of the subject and to position said second earpiece in the left ear canal of the subject, (f) a first heat sink positioned in said first earpiece internal cavity, wherein said first heat sink is thermally coupled to said at least one thermoelectric device coupled to said first earpiece internal cavity; and (g) a second heat sink positioned in said second earpiece internal cavity, wherein said second heat sink is thermally coupled to said at least one thermoelectric device coupled to said first earpiece internal cavity; wherein said first heat sink comprises an inner portion extending into said first earpiece and having a generally planar surface, said first earpiece internal surface having a corresponding cooperating planar surface, said at least one thermoelectric device being mounted between said first heat sink planar surface and said cooperating portion of said first earpiece inner surface; and
said second heat sink comprises an inner portion extending into said first earpiece and having a generally planar surface, said second earpiece internal surface having a corresponding cooperating planar surface, said at least one thermoelectric device being mounted between said second heat sink planar surface and said cooperating portion of said second earpiece inner surface.
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27. A method for delivering caloric stimulation to a subject, the method comprising:
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positioning at least a portion of an in-ear stimulator in an ear canal of the subject, said in-ear stimulator comprising; (a) an earpiece configured to be insertable into the ear canal of said subject, said earpiece having an outer surface and an internal cavity formed therein, said internal cavity having an inner surface; and (b) at least one thermoelectric device thermally coupled to said earpiece internal cavity inner surface; delivering a time-varying thermal waveform to said at least one thermoelectric device such that said thermoelectric device effects corresponding temperature changes to said earpiece to deliver caloric stimulation to the subject. - View Dependent Claims (28, 29)
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30. An in-ear stimulator for administering thermal stimulation to the ear canal of a subject, comprising:
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(a) an earpiece configured to be insertable into the ear canal of said subject, said earpiece having an outer surface and an internal cavity formed therein, said internal cavity having an inner surface; (b) at least one thermoelectric device thermally coupled to said earpiece internal cavity inner surface; and (c) a heat sink thermally coupled to said at least one thermoelectric device and configured for positioning outside the ear canal of a subject. - View Dependent Claims (31)
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32. An in-ear stimulator for administering thermal stimulation to the ear canal of a subject, comprising:
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(a) an earpiece configured to be insertable into the ear canal of said subject, said earpiece having an outer surface and an internal cavity formed therein, said internal cavity having an inner surface; (b) at least one thermoelectric device thermally coupled to said earpiece internal cavity inner surface; and (c) a controller configured to deliver a time-varying thermal waveform to said at least one thermoelectric device such that said thermoelectric device effects corresponding temperature changes to said earpiece to deliver caloric stimulation to the subject.
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Specification