发明名称 Wax barrier system
摘要 A customizable cerumen guard for a hearing aid having a shell, a receiver, a receiver tube, and aperture in the shell communicating with the receiver tube, includes an insert insertable into the shell aperture, the insert having a chamber therein, a receiver aperture for communication with the receiver tube, an ear canal aperture communicating with the ear of the wearer; and a plurality of customizable, interchangeable caps covering the ear canal aperture. The cerumen guard may also have any of a number of customizable cerumen-trapping accessories that may be placed into the chamber.
申请公布号 US2006147071(A1) 申请公布日期 2006.07.06
申请号 US20040811606 申请日期 2004.03.29
申请人 NEILSON MARK A 发明人 NEILSON MARK A.
分类号 H04R25/00 主分类号 H04R25/00
代理机构 代理人
主权项
地址