Cartilage displacing bead, ridge, or key projection

Details Cartilage displacing bead, ridge, or key projection Cartilage displacing bead, ridge, or key projection

2008-06-20

2010-10-26

Ensey, Brian (Department: 2614)

Electrical audio signal processing systems and devices

Hearing aids, electrical

Specified casing or housing

C381S380000, C181S130000, C128S864000, C029S896210

Reexamination Certificate

active

07822219

ABSTRACT:
At least one exemplary embodiment is directed to an in-the-ear-canal device comprising: an insertion element; and at least one non-circumferential protrusion, where the at least one non-circumferential protrusion is operatively connected to a surface of the insertion element and provides a stabilizing force for maintaining the position of the insertion element in an ear canal.

REFERENCES:
patent: 6940988 (2005-09-01), Shennib et al.
patent: 2006/0050914 (2006-03-01), Urso et al.
patent: 2006/0067551 (2006-03-01), Cartwright et al.

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